PureAire Monitoring Systems, Inc.
5/25/07
6
2: Specifications
NOTE:
Due to our commitment to continual product improvement, all
specifications are subject to change without notice.
2.1 Performance Specifications
Sensor Type:
Plug-in diffusion type electrochemical cell.
Response Time:
Within 30 seconds to T90.
Repeatability:
±10% of full scale.
Fault Indicators:
Loss of VDC power (analog signal drops to 0 mA).
Low electrolyte (analog signal drops to 2 mA; 0 mA on request).
Sensor removed (analog signal drops to 2 mA; 0 mA on request).
Operating Temperature: 14° to 113°F (-10° to +45°C); consult PureAire for lower operating temperatures.
Humidity:
Sensor dependent; typically 20 to 95% RH; consult PureAire for sensors which
can operate in 100% condensing RH environments.
2.2 Gas Detection System
Type:
Renewable GS-DQS electrochemical gas sensor.
Sensor Life:
4 to 5 years under normal conditions.
Detectable Gases:
See Appendix for gases, measuring ranges, and sensor part numbers.
2.3 Signal Outputs
Analog Output:
DC 4-20 mA
2.4 Electrical Requirements
Power:
24 VDC external power.
Consumption:
Approximately 100mA
Summary of Contents for Air Check Lite
Page 26: ...PureAire Monitoring Systems Inc 5 25 07 23 6 Drawings ...
Page 28: ...PureAire Monitoring Systems Inc 5 25 07 25 DQS cell Mounted to AirCheck Lite ...
Page 29: ...PureAire Monitoring Systems Inc 5 25 07 26 Membrane ...
Page 30: ...PureAire Monitoring Systems Inc 5 25 07 27 24VDC 3 wire is remote up to 1000 meters ...
