Features
ETL Listed to UL 61010-1 and CAN/CSA C22.2 No 61010-1
Low level meter capable of displaying from 0-50 ppm Hydrogen Sulfide
The TX-12-HS meets NIOSH and OSHA standards for gas exposure
Selectable fan and alarm relay activation
5 A SPDT fan relay controls starters of exhaust fans
0.5 A N.O. or N.C. alarm relay connects to warning devices or control panels
4-20 mA Current Loop
TX-12-HS mounts on a standard 4x4 electrical box and becomes cover for the box
Supervised system: any internal detector problem will cause the fan & alarm relay to activate
Calibration kit is available. One screw allows access for calibration or gas test
Specifications
Power: 100-240VAC (50 TO 60 HZ)
Current: 1.0 A MAX
Shipping Weight: 1 pound (0.45 kg)
Size: 4 1/2 x 4 x 2 3/4 in. (11.4 X 11.4 X 7.0 cm)
Color: Dark gray
Connections: plugs/terminals
Mounting box: (not included) 4x4 electric
Fan relay: 5 A, 240 VAC, pilot duty, SPDT, latching or non-latching
Fan relay actuation: selectable at diS (disable), 2, 3, 4, 5, 6, 7, 8 (default), 9, 10 , 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
ppm
Fan Delay Settings of 0, 1, 3 (default), 5 and 10 minutes
Fan Minimum Run Time settings are 0 (default), 3, 5, 10 or 15 minutes
Fan relay latching or not latching (default) selectable
Alarm relay: 0.5A 120 V, 60 VA
Alarm relay actuation: selectable N.O. (default) or N.C.
Alarm relay settings: diS, 5, 10, 15, 20 (default), 25, 30, 35, 40, 45, 50 ppm H2S
Current Loop: 4-20 mA for 0-50ppm H2S
Buzzer: 85 dBA at 10cm settable to off (default) or on
Digital display: 3 digit LED selectable to off (default) or on.
Operating Environment: 0°F to 125°F (-18C to 52C).10 to 90% RH
Operating altitude: Up to 5,000m (16,404ft)
selectable to off or on (default)
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