PureAire Monitoring Systems, Inc.
10/25/07
7
2: Specifications
2.1 Performance Specifications
Sensor Type:
Disposable, LEL catalytic bead
Response Time:
Within 30 seconds to T90.
Repeatability:
±10% of full scale.
Operating Temperature: 14° to 113°F (0° to +40°C); consult PureAire for lower operating temperatures.
Humidity:
Typically 5 to 95% RH.
2.2 Gas Detection System
Type:
Proprietary catalytic bead.
Sensor Life:
4 to 5 years under normal conditions.
Detectable Gases:
Combustible Gases:
Acetylene
Methane (CH
4
)
Gasoline
Hexane
Propane
Hydrogen
IPA
2.3 Signal Outputs
Local Display:
3-1/2 digit LCD
Analog Output:
4-20 mA; isolated 4-20 mA output optional
Serial Output:
Optional Modbus RS-485 serial interface
Alarm Relays:
Optional SPDT High, Warning, and Fault alarm relays
2.4 Electrical Requirements
Power: 19-48 VDC; less than 4 watts. (200mA)
2.5 Physical Characteristics
Dimensions: 5.50 (W) x 10.6 (H) x 4.55 (D) inches.
Weight: Approximately 6 pounds.
