PureAire Monitoring Systems, Inc.
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Table of Contents
1: Introduction ..................................................................................................................... 2
1.1 Key Features ........................................................................ 2
1.2 Component identification .................................................... 3
2: Specifications ................................................................................................................... 7
2.1 Performance Specifications ................................................. 7
2.2 Gas Detection System .......................................................... 7
2.3 Signal Outputs ..................................................................... 7
2.4 Electrical Requirements ....................................................... 7
2.5 Physical Characteristics ....................................................... 7
2.6 System Default Factory Settings ......................................... 8
3: Installation ....................................................................................................................... 9
3.1 Site Requirements ................................................................ 9
3.2 Mounting.............................................................................. 9
3.3 Wiring ................................................................................ 13
3.4 Initial Startup ..................................................................... 13
4: Normal Operation .......................................................................................................... 15
4.1 Signal Outputs ................................................................... 15
4.2 Instrument Faults ............................................................... 15
4.3 Routine Maintenance Schedule ......................................... 16
4.4 Loss of Power Indicator ..................................................... 16
4.5 Alarm Reset ....................................................................... 16
5: Air Check O
2
Monitor Programming ............................................................................ 18
5.1 Joystick Operation ............................................................. 18
5.2 Program Flowchart ............................................................ 19
5.3 Entering the Password ....................................................... 23
5.4 Changing the User Password ............................................. 24
5.5 Entering the Menus ............................................................ 27
5.5.1 Set 4-20mA Loop ..................................................... 27
5.5.2 Set Formats ............................................................... 29
5.5.3 Set Alarm Threshold Polarity ................................... 31
5.5.4 Set Latching .............................................................. 33
5.5.5 Resetting a Latching Alarm ...................................... 36
5.5.6 Set Alarm Delay ....................................................... 36
5.5.7 Set Zero Suppression ................................................ 37
5.5.8 Set Alarm Thresholds ............................................... 37
5.5.9 Set Alarm Hysteresis ................................................ 39
5.5.10 Set Sensor Adjust .................................................... 40
5.5.11 Main Operation Mode ............................................. 41
6: Maintenance & Cell Verification .................................................................................. 42
6.1 Sensor Verification ............................................................ 42
6.2 Sensor Verification Procedure ........................................... 43
7: Appendix ....................................................................................................................... 46
Rev. 4.08 January 2021
