ESBD_361489_1717616549675_letterhead-Specifications Groundwater Monitoring Equipment.docx

580-24-IFB-2176

Date 6/05/2024

P.O. Box 13231, 1700 N. Congress Ave.

Austin, TX 78711-3231, www.twdb.texas.gov Phone (512) 463-7847, Fax (512) 475-2053

Our Mission

Leading the state’s efforts in ensuring a secure water future for Texas

Board Members

Brooke T. Paup, Chairwoman │ George B. Peyton V, Board Member │ L’Oreal Stepney, P.E., Board Member

Bryan McMath, Interim Executive Administrator

Bid Posting Date: 6/05/2024 Bid Due Date: 6/19/2024 Bid Time Due: 2:00 pm Central Time

Bid Name: Groundwater Monitoring Equipment

Reference No: 580-24-IFB-2176

Texas Water Development Board is soliciting the following items under an invitation for bid solicitation.

Specifications:

NIGP Code: 220-33 & 220-34

· LED Light and buzzer indicates water level

· Adjustable sensitivity

· Cable marked at 1/100 of a foot increments and 300 foot total length

· Laser markings at 1/100 ft – certified traceable to National Standards

· Copper coated stainless steel conductor

· 10 mm (3/8") tape width

· Tape length of 1000 ft

· 316 stainless steel probe with Delrin® tape seal plug

· 16 m (5/8") probe diameter,

· 137 mm (5.38") probe length

· Level accuracy of 0.05% FS

· Temperature accuracy of 0.05 C

· Resolution of 0.002% FS to 0.0006% FS

· Single-eye optical interface with 57,600 bps data downloading speed

· Memory capacity of 150,000 sets of data

· Double o-ring seals for leakage protection

· Platinum RTD thermistor

· Battery life of 10 years at 1 reading per minute

· Level accuracy of 0.05% FS

· Temperature accuracy of 0.05 C

· Resolution of 0.002% FS to 0.0006% FS

· Single-eye optical interface with 57,600 bps data downloading speed

· Memory capacity of 150,000 sets of data

· Double o-ring seals for leakage protection

· Platinum RTD thermistor

· Battery life of 10 years at 1 reading per minute

· Range for Barologger is 1 atm air only with 0.05 kPa accuracy

· Data downloading speeds at 57,600 bps

· Optical reader connects directly to USB port

· Sonic water level sensing system

· 0.05 ft resolution, 0.1 ft accuracy

· Depth range from 15 to 7000 ft

· Operating Temperature - -20 to 175 F (-25 to 80 C)

· Operating Humidity - 5 to 95% non-condensing

· Extended Memory - 2GB nonvolatile flash memory

· External Power - 12 to 36VDC at 300mA max

· SDI-12 output

· Type 304 Stainless steel weatherproof housing

· Dimensions: 4.4 x 4.4 x 10.15”

· Weight: 10 lbs

· Well pressure up to 100 psi

· 2” FPT Connection to well access port

POWER:

· Power supplied by 710 Controller (Weatherproof conduit connection for strain relief or seal-tite connectors)

ENVIRONMENTAL:

· Temperature - -20 to 175 F (-25 to 80 C)

· Humidity - 5 to 95% non-condensing

COMMUNICATIONS:

· 4 wire to 710 Controller

· Heavy duty ABS housing Dimensions: 4.8 x 4 x 2.36”

· Weight: 0.5 lbs

· Din rail or flange mounting, Designed for dry locations

MEASUREMENT:

· Units - English (ft & in), Metric or Imperial

· Range - 15 to 7000 ft (5 to 2100M)

· Resolution - .05 ft

· Accuracy - .1 ft

POWER:

· External Power - 12 to 36VDC at 300mA max (with all options enabled)

· Real Time Clock- Li Ion 3V battery CR2032

ENVIRONMENTAL:

· Temperature - -20 to 175 F (-25 to 80 C)

· Humidity - 5 to 95% non-condensing

LOGGING:

· Extended Memory - 2GB nonvolatile flash memory for 25 million data points

· Automatic Logging Rates - 1 sec to 1 day per sample

COMMUNICATIONS:

· RS232 Serial Port: Baud 300-57600, format selectable (19200 baud,8,1,n defGloWorm@24

· ault), streaming output, programming interface

· RS485 Serial Modbus Port: baud 300-57600, RTU/ASCII (19200 baud,8,1,n default)

· SDI12 Serial Port: baud 1200, 7 data bits, even parity

· Ethernet: Modbus TCP, Webserver

· Alarm Output: Isolated relay contact 250V AC .25A (30VDC 2A) max

· Pump Control Output: isolated relay contact 250V AC .25A (30VDC 2A) max

· Pulsed Flowmeter Input

· Analog Output: 0-5V and independent 4-20m

Qty: 15

Selection –

• Best value for the state

• Delivery date before the end of FY24

• Shipping Address: 1700 North Congress Ave, Austin, Tx 78701

Question and Answer Period: 6/10/2024- 6/12/2024

All questions should be directed to TWDB Purchaser Valerie Arnold at Bid-Room@twdb.texas.gov

Bid Submission Requirements:

A. Bids shall be emailed to Bid-Room@twdb.texas.gov B. Bids shall be received by Due Date: June 19, 2024, by 2:00 pm Central (no late bids will be accepted) C. Bids shall contain the following information to be accepted.

a. Reference Bid Name, Reference Number, Due Date

b. Vendor full business name, address, city, state, and zip code.

c. Vendors contact name, phone, and email.

d. Vendor W-9 form.

e. Description of item(s) being bid.

f. Quantity.

g. Cost (broken out by quantity).

h. Notification if there will be ongoing licensing or fee requirements.

Shipping/Payment:

A. Freight Terms: FOB Destination B. Payment Terms: Net30 image1.jpg