WattsIndustries.com
UR20S Series
Gas detectors
Technical Data Sheet
Page 1: ...WattsIndustries com UR20S Series Gas detectors Technical Data Sheet...
Page 2: ...semiconductor Power supply 11 28VDC 11 28VDC Maximum power consumption 3 2 W 1 5 W Measuring range 0 100 LEL 0 500 ppm Precision excluding semiconductor 5 of full scale 10 of reading Precision semicon...
Page 3: ...ignal is proportional to the gas concentration expressed as a percentage of LEL Lower Explosion Limit for flammable gases and in parts per million for toxic gases Threshold based output signal when th...
Page 4: ...sec 2nd threshold alarm 4 flashes every 5 sec Fault Steadily lit UR20S Series Gas detector sensor UR20S Series WATTS brand in metal housing Group II protection mode category 3G Ex nA IIC T6 with opera...
