B08_ATCH_1_SALIENTS_S23014.pdf

Salient Characteristics S23014

COSMIC RAY NEUTRON SENSOR CONTROL STATIONS,

ACCESSORIES, AND SERVICES FOR SOIL MOISTURE and SNOW

MONITORING

Salient Characteristics

The soil moisture and snow water equivalent monitoring system shall consist of three Cosmic Ray Neutron Sensor and Control Stations including enclosures, dataloggers/controllers, satellite telemetry and cellular communication modem(s), neutron detection sensors, temperature/humidity sensors, solar panels/charge controllers, mounting hardware, cables, and accessories.

5 ea. Control Station and Sensors:

1. Shall include a NEMA rated, steel, enclosure that is no larger than 16 by 16 by 8 inches for housing the data logger/controller, modems, and other components.

a. Shall include hardware for attaching the enclosure to a pipe sized from 2 to 3.5 inches in outside diameter.

b. Shall include cable feed-through’s with cable grips.

c. Shall have a weather resistant powder coat finish.

2. Shall include a data logger/controller with multiple inputs and outputs for logging and controlling applications.

a. Shall include integrated, configurable, capability/support for Iridium, SWARM, and cellular telemetry communications.

b. Shall support operation with Field Ethernet camera systems and be capable of telemetry transmission of images.

c. Shall be capable of USB, Ethernet, RS-232, and SD1-12 communications.

d. Shall have at least four (4) Analog input/output and Digital input/output ports, and solid-state relay switches.

e. Shall include 2 ea. SD card slots; an internal micro-SD and external removable

SD card.

f. Shall include 12VDC/5VDC output capability.

g. Shall be capable of operating on 12 VDC power.

h. Shall include an Application Programming Interface (API) for logger configuration and setup.

i. Shall include independent and integrated barometric sensors.

j. Shall be capable of GPS location logging.

3. Shall include a solar charge controller.

a. Controller shall be solid state, encapsulated, and have marine type terminals.

b. Shall be rated at 12-24 VDC, 10A, and PV 75Vmax.

c. Shall include intelligent battery management features to prevent damage caused by running batteries “flat”.

4. Shall support simultaneous operation of 3 different telemetry systems: Iridium, SWARM, and Cellular.

a. Iridium modem shall include Short Burst Data (SBD) service capable of sustained 10-minute transmissions. Shall be 2-way communication.

b. SWARM modem shall include 5x data volume relative to Iridium. Shall be 2-way communication.

c. Cellular modem shall include active SIM card and provide support for available networks. Shall have RS232 and USB interfaces.

5. Shall include a moderated fast Neutron Detection Sensor for soil moisture consisting of a neutron proportional counter and digital neutron pulse monitor electronics.

a. Sensor shall be housed in a corrosion-resistant, sealed enclosure measuring 7 x 7 x 42”.

b. Sensor shall be moderated to allow for sensitivity greater than 10,000 counts per hour assuming an elevation of 9,500 feet above sea level (39.9 latitude, -105.8 longitude) at a soil moisture level of 015 m3/m3..

c. Shall have a feed-thru waterproof connector rated at IP67 or better.

d. Shall have an RJ45 power and communication connector.

e. Shall be capable of SDI-12, RS232, and communications for device configuration and data transmission.

f. Shall have multi-channel analyzer function capability.

g. Shall have an integrated digital counter.

h. Shall include an LED indicator.

i. Shall include anodized aluminum mounting brackets.

6. Shall include a Bare unmoderated Thermal Neutron Detection Sensor consisting of a neutron proportional counter and digital neutron pulse monitor electronics.

a. Sensor shall be housed in a corrosion-resistant sealed enclosure measuring 5 x 5 x

48”.

b. Sensor shall be unmoderated to allow for sensitivity greater than 5,000 counts per hour assuming an elevation of 9,500 feet above sea level (39.9 latitude, -105.8 longitude) at a soil moisture level of 015 m3/m3.

c. Shall have a feed-thru waterproof connector rated at IP67 or better.

d. Shall have an RJ45 power and communication connector.

e. Shall be capable of SDI-12, RS232, and communications for device configuration and data transmission.

f. Shall have multi-channel analyzer function capability.

g. Shall have an integrated digital counter.

7. Shall include a moderated fast Neutron Detection Sensor (ruggedized and durable) for snow water equivalent consisting of a neutron proportional counter and digital neutron pulse monitor electronics.

a. Sensor shall be housed in a corrosion-resistant, sealed enclosure measuring 7 x 7 x 42”.

b. Sensor shall be moderated to allow for sensitivity greater than 10,000 counts per hour assuming an elevation of 9,500 feet above sea level (39.9 latitude, -105.8 longitude) at a soil moisture level of 015 m3/m3..

c. Shall have a feed-thru waterproof connector rated at IP67 or better.

d. Shall have an RJ45 power and communication connector.

e. Shall be capable of SDI-12, RS232, and communications for device configuration and data transmission.

f. Shall have multi-channel analyzer function capability.

g. Shall have an integrated digital counter.

5 ea. Field Ethernet Camera/Support:

8. Shall include an integrated fixed camera system compatible with the data logger and cellular modem described herein.

9. Shall be NDAA (National Defense Authorization Act) compliant with at least 4 MP resolution.

10. Camera shall be a ViVOtech, or equivalent, Ethernet Field Camera.

5 ea. Optional Accessories

11. Shall include an external digital temperature/relative humidity (T/RH) sensor with radiation shield.

a. Sensor shall support SDI-12 communications.

b. Shall be capable of measuring temperature over a range of -40 to 70 degrees C with an accuracy of +/-0.4 degrees C, or better, over the temperature range.

c. Shall be capable of measuring relative humidity over a range of 0 to 100% RH with an accuracy of 1.8% @ 25 degrees C, over the range of 0-80% RH, or better.

d. Shall employ a field replaceable chip/sensing element.

e. Sensor housing shall be rated IP67 or better.

f. Shall include features to minimize dust and dirt on the sensor.

g. Shall be NIST traceable.

h. Radiation shield shall include 10 radiation plates with louvered design and construction.

i. Plates shall be made of UV stabilized white thermoplastic material.

j. Shield shall include mounting hardware (u-bolts).

12. Shall include a solar panel and mounting bracket.

a. Shall be a 12 VDC, 20 to 30 W solar panel. Shall include cable of at least 8 ft. in length.

b. Solar panel pole mounting hardware shall be compatible with a 2” to 3” diameter pole, be capable of variable azimuthal angle adjustment, and include all appliable hardware (u-bolts, nuts, washers).

13. Shall include a 12 VDC sealed lead-acid battery.

a. Shall be rated at 30-Ah output.

b. Shall be no larger than 8” x 8” x 5”.

14. Shall include a triangular frame with 3 poles, and cross-support members, for mounting all equipment.

a. Shall be capable of supporting above-ground detectors, enclosure, and related hardware at least 4 feet above land surface.

b. Shall be made of aluminum with white powder coating.

c. Shall include all mounting hardware (i.e., u-bolts, brackets, clamps, nuts, washers, etc.)

15. System shall include all needed accessories including, but not limited to:

d. antenna cables, battery cables

e. CAT5e patch cables,

f. RJ45 splitters,

g. RJ45 to 8 screw terminal adapters.

h. DIN Rails,

i. Waterproof plugs.

j. Desiccant

Data Transmission Services and Support

16. Shall include 1-year of services to support satellite Iridium, SWARM, and Cellular data transmissions.

a. Iridium support shall include 2-way communications and at least 12kB to 70kB of monthly data transmissions.

b. SWARM support shall include 2-way communications and at least 400 kB of monthly data transmissions.

c. Shall provide at least 12k bytes per month.

Data Portal

17. Shall include access to web portal for storage, display and downloading of system data.

Technical Support

18. Shall consist of technical support as well as remote diagnostics and parameter adjustment.

Warranty

19. Shall provide warranty coverage on all system components for at least 18 months.