Rae MultiRAE Plus PGM-50/4 User Manual
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Contents
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12 Operating the MultiRAE PlusPreset Alarm Limits and CalibrationThe monitor is factory calibrated with standard calibration gas and isprogrammed with default alarm limits as listed:Gas Cal Gas/Balance Unit TWA STEL Low HighCO 50/Air ppm 35 100 35 200H2S 25/N2 ppm 10 15 10 20SO2 5/N2 ppm 2 5 2 10NO 25/N2 ppm 25 25 25 50NO2 5/Air ppm 1 1 1 10Cl2 10/N2 ppm 0.5 1 0.5 5O2 20.9/N2 %Vol - - 19.5 23.5CH4 50/Air %LEL - - 10 20HCN 10/N2 ppm 5 5 5 50NH3 50/N2 ppm 25 35 25 50PH3 5/N2 ppm 0.3 1 1 2VOC* 100/Air ppm 10.0 25.0 50.0 100*Note: 100 ppm isobutylene gas is used for VOC gas calibrationBack LightThe backlight assists reading the LCD in poor lighting conditions andautomatically turns on anytime the MultiRAE Plus is in alarm.To manually turn on, press [N/-] , and it will automatically turn off after60 seconds. The backlight can also be set to automatically turn on in lowlighting conditions, and likewise turn off in adequate lighting conditions.NOTE: The backlight can shorten the operating time by 20-30%.Sampling PumpThe integrated sampling pump automatically turns on when the monitoris turned on and remains on during normal operation. The pump speedis adjustable between the default low setting (~200 cc/min) and thehigh setting (~300 cc/min). Use the low setting to save battery and filterlife. Use the high setting for reactive gases and remote sampling inapplications like Wingtank entry and HazMat.N/- |
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