C
12-17 Combustible Gas Transmitter
5
O&M Manual
Rev-D
SPECIFICATIONS
Range:
0-100% LEL (Lower Explosive Limit) Standard
0-50% LEL Optional
Response Time (T90) 10 Seconds
Sensitivity:
1% LEL
Zero Drift:
< 2%/Month
Power:
10-28 VDC, 24 VDC at 100mA nominal
Output:
4-20 mA DC, 200 ohms maximum load at 12 VDC
800 ohms maximum load at 24 VDC
1000 ohms maximum load at 28 VDC
Display:
Optional 2 ½ digit LCD
Alarm:
Single setpoint or Trouble with SPDT, 1A, 125VAC; 1A, 30VDC alarm relay
Temperature Limits:
-40
°
to + 70
°
C.
Sensor Materials:
316 Stainless Steel
Enclosure (Blind):
Galvanized Cast Iron for blind transmitter
Area Classification:
NEC Class 1, Division 1, Groups B, C, & D
Enclosure (for Display): Extruded Aluminum with glass window
Area Classification:
NEC Class 1, Division 1, Groups A, B, C, & D
Connections:
3 wire, 20 AWG, 500 feet max. (150 m.)
Sensor Cable Length: Maximum 50 feet for separation between sensor and transmitter
Weight:
3 lbs. (1.4 Kg.)
