Serinu s 3 0 Ben utzer han dbuch 2 .1
RAW ADC CALIBRATION INPUT
S30 Measure ZERO Coarse adjustment Pot
S30 Measure ZERO Fine adjustment Pot
SO
2
Measure SIGNAL Gain Pot
SO
2
Measure Signal Gain Pot
SO
2
Reference Signal Gain Pot
Test Pot for all the analysers
PMT signal input gain control FOR NOX
1, 2, 4, 8, 16, 32, 64, 128
Primary Gas Concentration
Current value on front screen
Secondary Gas Concentration
Current value on front screen (if applicable eg NO
x)
Calculated Gas Concentration
Average of the readings(for Gas1) of the last n minutes where
n is the averaging period
Digital Supply voltage (should always read close to 5 volts)
High Voltage reading for PMT