PHYSICAL
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Dimensions | Height: 12.5" Width: 11" Depth: 6.4" |
Enclosure | NEMA 4X non-metallic for indoor and outdoor locations |
Conduit Connection | 3/4" NPT conduit hubs, 4 provided, for sensor, power & relay wiring |
Wiring Termination | Screw type terminal block, 14 gauge max |
Power | 115 VAC & 220 VAC, or 24 VDC nominal, battery backup option available |
Controls | Display PCB Control Switches: -UP/YES push button switch -DOWN/NO push button switch -ESCAPE push button switch -ENTER push button switch -External reset switch -On/Off toggle switch |
ENVIRONMENTAL |
Operating Temp | -4°F to 122°F (-20°C to 50°C) |
Storage Temp | -4°F to 158°F (-20°C to 70°C) |
Relative Humidity | 0 - 95% RH (non-condensing) |
Enclosure Rating | NEMA -4X enclosure, chemical & weather resistant |
INPUTS | |
Direct Wired Sensors | LEL Oxygen Carbon Monoxide Hydrogen Sulfide Carbon Dioxide Remote amp not required for less than 500 ft. |
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. Wiring distances up to 8,000 ft. |
Sampling Methods | Diffusion & sample draw heads available. |
OUTPUTS | |
Relays | Two flexible, programmable Form-C (C,NO,NC) relays per channel, plus five common relays (Fail, Alarm-1, Alarm-2, Alarm-3, Alarm-Any). Common relays may optionally be assigned to function as additional channel alarm relays, providing for up to three alarm relays per channel. 10A contact rating. |
4-20 mA | Signal output, 4-20 mA (maximum load impedance 500 ohms), per channel |
RS-485 | Modbus format RS-485 serial output of all channel data, including gas reading and alarm status |
Display | 4 x 20 backlit LCD display |
Audible | Built-in audible alarm, 94 dB, mounted on enclosure Coded output: pulsing = gas alarm, steady = fail |
Visual | 1. Alarm LEDs (on Display PCB)
Alarm 1, yellow Alarm 2, orange Alarm 3, red Fail, yellow
2. Green Pilot LED to indicate AC power connected (on display PCB) 3. An optional 24 VDC NEMA 4X strobe mounted to top of case |
WARRANTY | 1 Year Materials and Workmanship |