Physical
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Dimensions |
Height: 10.5” 267 mm Width: 8.5” 216 mm Depth: 6.3” 158 mm |
Enclosure |
Wall mounting grey polycarbonate with hinged cover |
Conduit Connection |
3/4” NPT conduit hubs, 3 provided. 2 for sensor wiring and 1 for power & relay wiring |
Wiring Termination |
Screw type terminal block, 14 gauge max |
Controls
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4 internal push buttons for setup, programming, and calibration. 1 external push button for alarm reset |
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Environmental
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Operating Temp |
-4°F to 122°F (-10°C to 50°C) |
Storage Temp |
-4°F to 158°F (-20°C to 70°C) |
Relative Humidity |
0 – 100% RH |
Enclosure Rating |
NEMA-4X enclosure, waterproof, chemical, and weather resistant |
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Inputs
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Direct Wired Sensors |
LEL, Oxygen, Carbon Monoxide, Hydrogen Sulfide Remote amp not required for less than 500 feet |
4-20 mA Sensors |
Accepts any 4-20 mA transmitter (24 VDC, 2 or 3 wire). A wide variety of RKI/Riken sensors are available with 4-20 mA signals. (See list of detectable gases.) Wiring distances up to 5000 feet |
Sampling Methods |
Diffusion and sample draw heads available |
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Outputs
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Relays |
7 relays – 10 amp rating (at 115 VAC), SPDT isolated contacts. 2 relays for gas alarm levels per channel, plus 2 relays for common gas alarm and 1 common relay for malfunction. Relays fully programmable for: increasing or decreasing alarm, latching or self reset, normally energized or normally de-energized, time delay for alarm on and alarm off |
4-20 mA |
Signal output, 4-20 mA (into 1000 ohms impedance maximum), per channel |
24 VDC |
24 VDC (350 mA max) output provided to operate sample drawing adapters or other accessories |
Display |
Alphanumeric display with backlighting. 20 characters per line; 4 lines each |
Audible |
Built-in audible alarm, 94 dB, mounted on enclosure Coded output: pulsing = gas alarm, steady = fail |
Visual |
4 LED’s on the front cover for alarm status indication, pilot, and malfunction |
Optional Expansion Cards |
Individual 4-20 mA (or 1 – 5 VDC) outputs Heavy duty relay card (4 each @ 30 amps) |
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Power
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110-240 VAC or 24 VDC standard. Battery backup option available |
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Warranty
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One year materials and workmanship |