General Monitors 4802A - Applying Power; Sensor Placement and Poisons; Sensor Location Considerations

Model 4802A
xvii
5.3 Calibration Mode .................................................................................................... 22
5.4 Setup & Setup Check Modes ................................................................................. 25
5.4.1 Entering the Password ................................................................................. 26
5.4.2 Inhibit Mode.................................................................................................. 27
5.4.3 A2 Alarm Options ......................................................................................... 28
5.4.4 A1 Alarm Options ......................................................................................... 30
5.4.5 Calibration Level Option............................................................................... 31
5.4.6 Fault/Inhibit Option ....................................................................................... 32
5.5 Inhibit Mode ...................................................................................................... 35
5.6 Setup Mode Selection Block Diagram.................................................................... 36
6.0 Appendix ...................................................................................................... 37
6.1 Principle of Operation............................................................................................. 37
6.2 Spare Parts and Accessories ................................................................................. 38
6.2.1 Sensors ...................................................................................................... 38
6.2.2 Sensor Housing............................................................................................ 39
6.2.3 Splash-Guard & TGA-1 ................................................................................ 40
6.2.4 Dust Guard Assembly .................................................................................. 40
6.2.5 Duct Mounting Plates ................................................................................... 41
6.2.6 Calibration Equipment.................................................................................. 42
6.2.7 Calibration Check Mode............................................................................... 43
6.2.8 Calibration Mode: ......................................................................................... 43
6.2.9 Calibration Check & Calibration Modes ....................................................... 43
6.2.10 Calibration Equipment and Part Numbers .................................................. 44
6.2.10.1 Portable Purge Calibrator Assembly: ........................................... 44
6.2.10.2 Portable Purge Replacement Cylinder ......................................... 44
6.2.10.3 Replacement Parts ....................................................................... 44
6.2.10.4 Cylinder Refills .............................................................................. 44
6.2.10.5 3-Liter Chamber Replacement Parts ............................................ 44
6.3 System Specifications ............................................................................................ 45
6.3.1 Application.................................................................................................... 45
6.3.2 Sensor Type................................................................................................. 45
6.3.3 Typical Sensor Life....................................................................................... 45
6.3.4 Measuring Range......................................................................................... 45
6.3.5 Converting Test and Calibration Gas Concentrations for % LFL to % LEL . 45
6.3.6 Accuracy ...................................................................................................... 45
6.3.7 Relative Sensitivities .................................................................................... 45
6.3.8 Zero Drift ...................................................................................................... 45