Detcon 1000_H2S - Manual (Page 19)

Model 1000 H2S Echem
Model 1000 H2S Echem Instruction Manual Rev. 2.8 Page 15 of 30
c) Exit back to normal operations by holding the programming magnet over “PGM 2” for 3 seconds, or, the
sensor will automatically return to normal operation in 30 seconds.
Alarm 1 Level Adjustment
The alarm 1 level is adjustable over the range 10% to 90% of range. For hydrogen sulfide gas sensors, the
level is factory set at 20% F.S. The menu item appears as: “SET ALM1 @ ### PPM”.
Alarm 2 Level Adjustment
The alarm 2 level is also adjustable over the range 10% to 90% of range. For hydrogen sulfide gas sensors, the
level is factory set at 60 % Full Scale. The menu item appears as: “SET ALM2 @ ### PPM”
Calibration Level Adjustment
The Calibration level is adjustable from 10% to 90% of range. The menu item appears as: “CAL LEVEL @
## PPM”