A2-11 Spec Section 283111 R1.pdf

SUPAI CLINIC BWS 1609.800

Indian Health Services Construction Documents

MULTIPLEX FIRE ALARM 283111 - 1

SECTION 283111 - FIRE ALARM

PART 1 - GENERAL

1.1 SECTION INCLUDES

A. This section the furnishing, installation, and connection of a microprocessor controlled, intelligent reporting fire alarm equipment required to form a complete coordinated system ready for operation. It shall include, but not be limited to, alarm initiating devices, alarm notification appliances, control panel, auxiliary control devices, and wiring as shown on the drawings and specified herein.

1.2 RELATED SECTIONS

A. Section 260500, GENERAL ELECTRICAL PROVISIONS

B. Section 262700, BASIC MATERIALS AND METHODS

1.3 REFERENCES

A. National Fire Protection Association (NFPA)

B. ANSI/NFPA 70, National Electrical Code (NEC)

C. Underwriters’ Laboratories (UL)

D. Office of the Fire Marshall

E. Americans with Disabilities Act (ADA)

1.4 SUBMITTALS

A. Submit under provisions of Section 013300.

1. Provide sufficient information to show compliance with the drawings and specifications.

2. Provide manufacturer's name(s), model numbers, ratings, power requirements, equipment layout, device arrangement, complete wiring point-to-point diagrams, and conduit layouts.

3. Provide complete operating manuals listing the manufacturer's name(s), including technical data sheets.

4. Provide wiring diagrams indicating internal wiring for each device and the interconnections between the items of equipment.

5. Provide a clear and concise description of operation that gives, in detail, the information required to properly operate the equipment and system.

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PART 2 - PRODUCTS

2.1 GENERAL

A. The fire alarm system shall be UL listed and Factory Mutual (FM) approved.

B. The fire alarm control panel shall meet UL Standard 864. The fire alarm system shall comply with requirements of NFPA Standard No. 72 for protected premises signaling systems except as modified and supplemented by this specification. The system field wiring shall be supervised either electrically or by software-directed polling of field devices.

C. The fire alarm system shall meet the requirements of BS EN9001: ANSI/ASQC Q9001-1994.

D. The FACP and peripheral devices shall be manufactured 100% by a single U.S. manufacturer (or division thereof).

2.2 CONTROL PANEL

A. The FACP shall contain a microprocessor based Central Processing Unit (CPU). The CPU shall communicate with and control the following types of equipment used to make up the system:

intelligent detectors, addressable modules, and other system controlled devices.

B. System Capacity and General Operation

1. The control panel shall provide, or be capable of expansion to 198 intelligent/addressable devices.

2. The system shall include Form-C alarm, Form-C trouble, and Form-A supervisory relays rated at a minimum of 2.0 amps @ 30 VDC. It shall also include two programmable Notification Appliance Circuits that can be wired as Class A or B (Style Y or Z).

3. The Fire Alarm Control Panel shall include a full featured operator interface control and annunciation panel that shall include a backlit Liquid Crystal Display, individual, color coded system status LEDs, and an alphanumeric keypad for the field programming and control of the fire alarm system.

4. All programming or editing of the existing program in the system shall be achieved without special equipment and without interrupting the alarm monitoring functions of the Fire Alarm Control Panel.

5. The FACP shall provide the following features:

a. Sensitivity Test, meeting requirements of NFPA 72, Chapter 5.

b. Maintenance Alert to warn of excessive smoke detector dirt or dust accumulation.

c. System Status Reports to display or printer.

d. Alarm Verification.

e. PAS presignal, meeting NFPA 72 3-8.3 requirements.

f. Rapid manual station reporting (under 2 seconds).

g. Periodic Detector Test, conducted automatically by software.

h. Walk Test

6. The FACP shall be capable of coding Notification circuits in March Time (120 PPM), Temporal (NFPA 72 A.2.2.2.2), and California Code.

7. Alarm signals arriving at the main FACP shall not be lost following a power failure (or outage) until the alarm signal is processed and recorded.

C. Central Microprocessor

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1. The Microprocessor shall communicate with, monitor, and control all external interfaces with the control panel. It shall include EPROM for system program storage, non-volatile memory for building-specific program storage, and a "watch dog" timer circuit to detect and report microprocessor failure.

2. The nonvolatile memory shall not maintain programming information if system primary and secondary power supplies fail.

3. The microprocessor shall provide a real-time clock for time annotation of system displays, printer, and history file. The time-of-day and date shall not be lost if system primary and secondary power supplies fail.

D. Display

1. The display shall provide all the controls and indicators used by the system operator and may also be used to program all system operational parameters.

2. The display shall include status information and custom alphanumeric labels for all intelligent detectors, and addressable modules.

3. The display shall provide an 40-character back-lit alphanumeric Liquid Crystal Display (LCD). It shall also provide 5 Light-Emitting-Diodes (LEDs), that will indicate the status of the following system parameters: AC POWER, FIRE ALARM, SYSTEM TROUBLE, ALARM SILENCE, and SUPERVISORY.

4. The Display shall provide an 18-key touch key-pad with control capability to command all system functions, entry of alphabetic or numeric information, and field programming. Two different password levels shall be provided to prevent unauthorized system control or programming

5. The Display shall include the following operator functions: ALARM SILENCE, SYSEM RESET, DRILL, and ACKNOWLEDGE.

E. Signaling Line Circuit (SLC)

1. The SLC interface shall provide power to and communicate with up to 99 intelligent detectors (Ionization, Photoelectric, or Thermal) and 99 intelligent modules (monitor or control) for a system capacity of 198 devices. This shall be accomplished over a single SLC loop and shall be capable of NFPA 72 Style 4, Style 6, or Style 7 wiring.

2. The loop interface shall receive analog information from all intelligent detectors that shall be processed to determine whether normal, alarm, or trouble conditions exist for each detector. The software shall automatically maintain the detector's desired sensitivity level by adjusting for the effects of environmental factors, including the accumulation of dust in each detector. The analog information shall also be used for automatic detector testing and for the automatic determination of detector maintenance requirements.

3. The detector software shall meet NFPA 72, chapter 7 requirements and be certified by UL as a calibrated sensitivity test instrument.

4. The detector software shall allow manual or automatic sensitivity adjustment.

5. A single ground or open on the system Signaling Line Circuit shall not cause system malfunction, loss of operating power or the ability to report an alarm.

F. Serial Interfaces

1. An EIA-232 interface between the Fire Alarm Control Panel and UL Listed Electronic Data Processing (EDP) peripherals shall be provided

2. The EIA-232 interface shall allow the use of printers, and the connection of a computer for Upload/Download of system programming.

3. An EIA-485 interface shall be available for the serial connection of remote annunciators and LCD displays.

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G. Enclosures:

1. The control panel shall be housed in a UL listed cabinet suitable for surface or semi-flush mounting. Cabinet and front shall be corrosion protected, given a rust-resistant prime coat, and manufacturer's standard finish.

2. The door shall provide a key lock and shall include a glass or other transparent opening for viewing of all indicators.

H. Power Supply:

1. The Power Supply shall operate on 120 VAC, 60 Hz, and shall provide all necessary power for the FACP.

2. It shall provide 3.0 amps of usable power for external devices, using a switching 24 VDC regulator. The main power supply shall be expandable to 6 amps.

3. It shall provide a battery charger capable of charging batteries up to 17 AH.

4. It shall provide a very low frequency sweep earth detect circuit, capable of detecting earth faults.

5. It shall be power-limited per 1995 UL864 standards.

I. Auxiliary Field Power Supply - Addressable

1. The auxiliary addressable power supply is a remote 24 VDC power supply used to power Notification Devices and field devices that require regulated 24VDC power. The power supply shall also include and charge backup batteries.

2. The addressable power supply shall provide up a minimum of 6.0 amps of 24 volt DC regulated power for Notification Appliance Circuit (NAC) power or 5 amps of 24 volt DC general power. The power supply shall have an additional .5 amp of 24 VDC auxiliary power for use within the same cabinet as the power supply. It shall include an integral charger designed to charge 7.0 - 25.0 amp hour batteries.

3. The addressable power supply shall provide four individually addressable Notification Appliance Circuits that may be configured as two Class "A" and two Class "B" or four Class "B" only circuits. All circuits shall be power-limited per UL 864 requirements.

4. The addressable power supply shall provide built-in synchronization for certain Notification Appliances on each circuit without the need for additional synchronization modules. The power supply's output circuits shall be individually selected for synchronization. A single addressable power supply shall be capable of supporting both synchronized and non-synchronized Notification Devices at the same time.

5. The addressable power supply shall operate on 120 or 240 VAC, 50/60 Hz.

6. The interface to the power supply from the Fire Alarm Control Panel (FACP) shall be via the Signaling Line Circuit (SLC) or other multiplexed means Power supplies that do not use an intelligent interface are not suitable substitutes. The required wiring from the FACP to the addressable power supply shall be a single unshielded twisted pair wire.

Data on the SLC shall be transmitted between 24 VDC, 5 VDC and 0 VDC at approximately 3.33k baud.

7. The addressable power supply shall supervise for battery charging failure, AC power loss, power brownout, battery failure, NAC loss, and optional ground fault detection. In the event of a trouble condition, the addressable power supply shall report the incident and the applicable address to the FACP via the SLC.

8. The addressable power supply shall have an AC Power Loss Delay option. If this option is utilized and the addressable power supply experiences an AC power loss, reporting of the incident to the FACP will be delayed. A delay time of eight or sixteen hours shall be Dip-switch selected.

9. The addressable power supply shall be capable of mounting in either the FACP backbox or it's own dedicated surface mounted backbox with cover.

10. Each of the power supply's four output circuits shall be DIP-switch selected for

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Notification Appliance Circuit or General Purpose 24 VDC power. Any output circuit shall be able to provide up to 2.5 amps of 24 VDC power.

11. The addressable power supply's output circuits shall be individually supervised when they are selected to be either a Notification Appliance Circuit when wired Class "A" or by the use of and end-of-line resistor. When the power supply's output circuit is selected as General 24VDC power, the circuit shall be individually supervised when an end-of-line relay is used.

12. When selected for Notification Appliance Circuits, the output circuits shall be individually DIP-switch selectable for Steady, March Time, Dual Stage or Temporal.

13. When selected as a Notification Appliance Circuit, the output circuits of the addressable power supply shall have the option to be coded by the use of a universal zone coder.

14. The addressable power supply shall interface and synchronize with other power supplies of the same type. The required wiring to interface multiple addressable power supplies shall be a single unshielded, twisted pair wire.

15. An individual or multiple interfaced addressable power supplies shall have the option to use an external charger for battery charging. Interfaced power supplies shall have the option to share backup battery power.

J. Field Charging Power Supply

1. The FCPS is a device designed for use as either a remote 24 volt power supply or used to power Notification Appliances.

2. The FCPS shall offer up to 6.0 amps (4.0 amps continuous) of regulated 24 volt power. It shall include an integral charger designed to charge 7.0 amp hour batteries and to support 60 hour standby.

3. The Field Charging Power Supply shall have two input triggers. The input trigger shall be a Notification Appliance Circuit (from the fire alarm control panel) or a relay. Four outputs (two Style Y or Z and two style Y) shall be available for connection to the Notification devices.

4. The FCPS shall include a surface mount backbox.

5. The Field Charging Power Supply shall include the ability to delay the AC fail delay per

1993 NFPA requirements.

6. The FCPS include power limited circuitry, per 1995 UL standards.

K. Operators Controls

1. Acknowledge Switch

a. Activation of the control panel Acknowledge switch in response to new alarms and/or troubles shall silence the local panel piezo electric signal and change the alarm and Trouble LEDs from flashing mode to steady-ON mode. If multiple alarm or trouble conditions exist, depression of this switch shall advance the 40-character LCD display to the next alarm or trouble condition.

b. Depression of the Acknowledge switch shall silence all remote annunciator piezo sounders.

2. Signal Silence Switch

a. Activation of the Signal silence switch shall cause all programmed alarm notification appliances and relays to return to the normal condition after an alarm condition. The selection of notification circuits and relays that are silenceable by this switch shall be fully field programmable within the confines of all applicable standards. The FACP software shall include silence inhibit and auto-silence timers.

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3. System Reset Switch

a. The system reset switch shall cause all electronically-latched initiating devices, appliances or software zones, as well as all associated output devices and circuits, to return to their normal condition.

4. Drill (Evacuate) Switch

a. The drill switch shall activate all notification appliance circuits. The drill function shall latch until the panel is silenced or reset.

L. Field Programming

1. The system shall be programmable, configurable and expandable in the field without the need for special tools or electronic equipment and shall not require field replacement of electronic integrated circuits.

2. All programming may be accomplished through the standard FACP keypad.

3. All field defined programs shall be stored in non-volatile memory.

4. The programming function shall be enabled with a password that may be defined specifically for the system when it is installed. Two levels of password protection shall be provided in addition to a key-lock cabinet. One level is used for status level changes such as zone disable. A second (higher-level) is used for actual changes of program information.

5. Program edit shall not interfere with normal operation and fire protection. If a fire condition is detected during programming operation, the system shall exit programming and perform fire protection functions as programmed.

6. A program check function shall be provided to detect common operator errors.

7. An Auto-Program (self-learn) function shall be provided to quickly install initial functions and make the system operational.

8. An off-line programming function, with batch upload/download, shall be provided.

M. Specific System Operations

1. A means shall be provided for adjusting the sensitivity of any or all analog intelligent smoke detectors in the system from the control panel. Sensitivity range shall be within the allowed UL window.

2. Any device in the system may be enabled or disabled through the system keypad.

3. The system shall be able to display or print the following point status diagnostic functions:

a. Device status

b. Device types

c. Custom device labels

d. Device zone assignments

4. Upon command from an operator of the system, a status report will be generated and printed, listing system status.

5. The Fire Alarm Control Panel shall contain a History Buffer that will be capable of storing up to 500 system alarms/troubles/operator actions. Each of these activations will be stored and time and date stamped with the actual time of the activation. The contents of the History Buffer may be manually reviewed, one event at a time, or printed in its entirety.

6. The Fire Alarm Control Panel shall automatically interrogate each intelligent smoke detector and shall analyze the detector responses over a period of time. If any intelligent smoke detector in the system responds with a reading that is below or above normal limits, then the system will enter the Trouble Mode, and the particular detector will be annunciated on the system display, and printed on the optional printer. This feature shall

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in no way inhibit the receipt of alarm conditions in the system, nor shall it require any special hardware, special tools or computer expertise to perform.

7. The FACP shall provide 56 software zones. All addressable devices may be field programmed to be grouped into software zones for control activation and annunciation purposes.

N. All interfaces and associated equipment are to be protected so that they will not be affected by voltage surges or line transients, consistent with UL standard 864.

2.3 SYSTEM COMPONENTS

A. Signaling Devices

1. Visual Devices

a. Visual devices shall consist of strobe lights meeting the requirements of the ADA, UL Standard 1971. Strobe lights shall be as follows:

(1) The maximum pulse duration shall be 2/10 of one second.

(2) Strobe intensity shall meet the requirements of UL 1971.

(3) The flash rate shall meet the requirements of UL 1971.

(4) Strobe lights shall operate on 24Vdc.

2. Audible Devices

a. Audible devices shall be field programmable without the use of special tools, to provide slow whoop, continuous, or interrupted tones. Audible devices shall be as follows:

(1) They shall operate on 24 VDC nominal.

(2) They shall provide a tone with an output sound level of at least 90 dBA measured at 10 feet from the device.

3. Audible/Visual Combination Devices

a. Audible/Visual combination devices shall meet all the requirements for audible devices and visual devices listed above.

B. Addressable Devices

1. Addressable Devices shall provide an address-setting means using rotary decimal switches.

2. Addressable Devices shall use simple to install and maintain decade (numbered 0 to 9) type address switches or a binary address setting method, such as a dip switch.

3. Devices shall be intelligent and addressable, and shall connect with two wires to the Fire Alarm Control Panel Signaling Line Circuits.

4. Addressable smoke and thermal detectors shall provide dual alarm and power LEDs.

Both LEDs shall flash under normal conditions indicating that the detector is operational and in regular communication with the control panel, and both LEDs shall be placed into steady illumination by the control panel, indicating that an alarm condition has been detected. If required, the flashing mode operation of the detector LEDs shall be optional through the system field program. An output connection shall also be provided in the base to connect an external remote alarm LED.

5. The fire alarm control panel shall permit detector sensitivity adjustment through field

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programming of the system.

6. The detectors shall be listed by UL as meeting the calibrated sensitivity test requirements of NFPA Standard 72, Chapter 7.

7. Addressable Pull Box (manual station)

a. Addressable pull boxes shall, on command from the control panel, send data to the panel representing the state of the manual switch and the addressable communication module status.

b. Manual fire alarm stations shall be non-breakglass type. They shall use a key operated test-reset lock, and shall be designed so that after actual emergency operation, they cannot be restored to normal use except by the use of a key.

c. All operated stations shall have a positive, visual indication of operation and utilize a key type reset.

d. Manual stations shall be constructed of Lexan with clearly visible operating instructions provided on the cover. The word FIRE shall appear on the front of the stations in raised letters, 1.75 inches or larger.

8. Addressable Photoelectric Smoke Detector

a. The detectors shall use the photoelectric (light-scattering) principal to measure smoke density and shall, on command from the control panel, send data to the panel representing the analog level of smoke density.

b. Some detectors shall have visual alarm indication.

c. Smoke detectors shall not go into alarm when exposed to air velocities of up to

3000 feet per minute.

9. Addressable Thermal Detectors

a. Thermal detectors shall be intelligent addressable devices rated at 135 degrees Fahrenheit (58 degrees Celsius) and have a rate-of-rise element rated at 15 degrees F (9.4 degrees C) per minute. It shall connect via two wires to the fire alarm control panel signaling line circuit.

b. Automatic heat detectors shall be a low profile, ceiling mount.

c. The rate of rise element shall consist of an air chamber, a flexible metal diaphragm, and a factory calibrated, moisture-proof, trouble free vent, and shall operate when the rate of temperature rise exceeds 15 degrees F (9.4 degrees C) per minute.

d. The fixed temperature element shall consist of a fusible alloy retainer and actuator shaft.

10. Addressable Monitor Module

a. Addressable monitor modules shall be provided to connect one supervised IDC zone of conventional alarm initiating devices (any N.O. dry contact device) to one of the fire alarm control panel SLC loops.

b. The monitor module shall mount in a 4-inch square, 2-1/8 inch deep electrical box.

c. The IDC zone shall be suitable for Style D or Style B operation. An LED shall be provided that shall flash under normal conditions, indicating that the monitor module is operational and in regular communication with the control panel.

11. Addressable Control Module

a. Addressable control modules shall be provided to supervise and control the operation of one conventional NACs of compatible, 24 VDC powered, polarized audio/visual notification appliances. For fan shutdown and other auxiliary control functions, the control module may be set to operate as a dry contract relay.

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b. The control module shall mount in a standard 4-inch square, 2-1/8 inch deep electrical box, or to a surface mounted backbox.

c. The control module NAC may be wired for Style Z or Style Y (Class A/B) with up to 1 amp of inductive A/V signal, or 2 amps of resistive A/V signal operation, or as a dry contact (Form-C) relay. The relay coil shall be magnetically latched to reduce wiring connection requirements, and to insure that 100% of all auxiliary relay or NACs may be energized at the same time on the same pair of wires.

d. Audio/visual power shall be provided by a separate supervised power loop from the main fire alarm control panel or from a supervised, UL listed remote power supply.

e. The control module shall be suitable for pilot duty applications and rated for a minimum of 0.6 amps at 30 VDC.

12. Addressable Relay Module

a. Addressable Relay Modules shall be available for HVAC control and other building functions. The relay shall be form C and rated for a minimum of 2.0 Amps resistive or 1.0 Amps inductive. The relay coil shall be magnetically latched to reduce wiring connection requirements, and to insure that 100% of all auxiliary relay or NACs may be energized at the same time on the same pair of wires.

C. Non-Addressable Devices

1. Waterflow Switch

a. Waterflow Switches shall be an integral, mechanical, non-coded, non-accumulative retard type.

b. Waterflow Switches shall have an alarm transmission delay time which is adjustable from 0 to 60 seconds. Initial settings shall be 30-45 seconds.

2. Tamper Switch

a. Tamper switch shall be contained in a weatherproof aluminum housing, which shall provide a 3/4 inch conduit entrance and incorporate the necessary facilities for attachment to the valves.

b. The switch housing shall be finished in red baked enamel.

c. The entire installed assembly shall be tamper proof and arranged to cause a switch operation if the housing cover is removed, or if the unit is removed from its mounting.

D. Isolator Module

1. Isolator modules shall be provided to automatically isolate wire-to-wire short circuits on an SLC loop. The isolator module shall limit the number of modules or detectors that may be rendered inoperative by a short circuit fault on the SLC Loop. At least one isolator module shall be provided for each floor or protected zone of the building.

2. If a wire-to-wire short occurs, the isolator module shall automatically open-circuit (disconnect) the SLC loop. When the short circuit condition is corrected, the isolator module shall automatically reconnect the isolated section.

3. The isolator module shall not require any address-setting, and its operations shall be totally automatic. It shall not be necessary to replace or reset an isolator module after its normal operation.

4. The isolator module shall mount in a standard 4-inch deep electrical box or in a surface mounted backbox. It shall provide a single LED that shall flash to indicate that the isolator is operational and shall illuminate steadily to indicate that a short circuit condition has been detected and isolated.

Construction Documents

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E. BATTERIES

1. Shall be 12 volt, Gell-Cell type (two required).

2. Battery shall have sufficient capacity to power the fire alarm system for not less than twenty-four hours plus 5 minutes of alarm upon a normal AC power failure.

3. The batteries are to be completely maintenance free. No liquids are required. Fluid level checks refilling, spills and leakage shall not be required.

2.4 ACCEPTABLE MANUFACTURERS

A. Fire alarm system shall be as manufactured by Notifier by Honeywell, or approved equal.

PART 3 - EXECUTION

A. Installation shall be in accordance with the NEC, NFPA 72, local and state codes, as shown on the drawings, and as recommended by the equipment manufacturer.

3.1 WIRING METHODS

A. All fire alarm system wiring shall be new.

B. All wiring methods shall be in accordance with the NEC and NFPA 72A, and as recommended by the manufacturer of the fire alarm system.

C. Number and size of conductors shall not be less than 18 AWG for Initiating Device Circuits and Signaling Line Circuits, and 14 AWG for Notification Appliance Circuits. Wiring used for the multiplex communication loop shall be twisted and shielded and support a minimum wiring distance of 10,000 feet.

D. All wire and cable shall be listed and/or approved by a recognized testing agency for use with a protective signaling system.

E. Fire alarm system cables shall be separated from any open conductors of Power, or Class 1 circuits, and shall not be placed in any conduit, junction box or raceway containing these conductors, per NEC Article 760-29.

F. Wiring for 24 volt control, alarm notification, emergency communication and similar power-limited auxiliary functions may be run in the same conduit as initiating and signaling line circuits.

All circuits shall be provided with transient suppression devices and the system shall be designed to permit simultaneous operation of all circuits without interference or loss of signals.

G. Alarm, trouble and supervisory signals from all intelligent reporting devices shall be encoded on an NFPA Style 4 (Class B) Signaling Line Circuit (SLC).

H. Initiation Device Circuits (IDC) shall be wired Class A (NFPA Style D).

I. Notification Appliance Circuits (NAC) shall be wired Class A (NFPA Style Z).

Construction Documents

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3.2 CONDUIT

A. All wiring shall be installed in conduit.

B. Conduit shall be 3/4” minimum.

C. Conduits shall not enter the Fire Alarm Control Panel except where conduit entry is specified by the FACP manufacturer.

3.3 SYSTEM OPERATION

A. When a fire alarm condition is detected and reported by one of the system initiating devices, the following functions shall immediately occur:

1. The system alarm LED shall flash.

2. A local piezo electric signal in the control panel shall sound.

3. A backlit 40 character LCD display shall indicate all information associated with the fire alarm condition, including the type of alarm point and its location within the protected premises.

4. History storage equipment shall log the information associated each new fire alarm control panel condition, along with time and date of occurrence.

5. All system output devices programmed to be activated by the particular point in alarm shall be executed and the associated system outputs (alarm Notification appliances and/or relays) shall be activated, including mechanical controls to de-activate the air handling equipment as required.

6. A supervised signal to notify the local fire department shall be activated.

7. Electrical supervision of circuits for both signal and alarm initiating devices shall indicate open and/or shorts and operate an audible and visual trouble signal at the control panel.

This trouble signal shall operate continuously until manually cut off. Open and/or shorts in the system shall not cause the operation of false evacuation alarms nor render the system inoperable.

3.4 INSTALLATION

A. Install the fire alarm system in accordance with the NEC, NFPA 72, local and state codes, as shown on the drawings, and as recommended by the manufacturer.

B. Mount/locate tamper switches so as not to interfere with the normal operation of the valve.

Adjust switches to operate within two revolutions toward the closed position of the valve control, or when the stem has moved no more than one-fifth of the distance from its normal position.

C. Waterflow switches should be located a minimum of one (1) foot from a fitting which changes the direction of the flow and a minimum of three (3) feet from a valve.

D. Waterflow and tamper switches shall be installed under Division 23 and connected under Division 26.

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3.5 TESTING

A. A factory-trained representative of the manufacturer shall supervise the final connections and testing of the system, and it shall be subject to approval and acceptance of the Contracting Officer’s Representative. All testing shall be in accordance with NFPA 72, Chapter 7.

1. Before energizing the cables and wires, check for correct connections and test for short circuits, ground faults, continuity, and insulation.

2. Verify activation of all flow switches.

3. Open initiating device circuits and verify that the trouble signal actuates.

4. Open and short signaling line circuits and verify that the trouble signal actuates.

5. Open and short Notification Appliance Circuits and verify that trouble signal actuates.

6. Ground all circuits and verify response of trouble signals.

7. Check presence and audibility of tone at all alarm notification devices.

8. Check installation, supervision, and operation of all intelligent smoke detectors using the

Walk Test.

9. Each of the alarm conditions that the system is required to detect should be introduced on the system. Verify the proper receipt and the proper processing of the signal at the FACP and the correct activation of the control points.

B. Upon completion of acceptance tests, the Contracting Officer’s Representative shall be fully instructed in the proper operation of the system.

C. The system shall be certified as conforming to NFPA Standards by a contractor licensed by the Arizona Fire Marshal's Office and all applicable forms shall be submitted to the Contracting Officer’s Representative in duplicate.

END OF SECTION 283111