RKI Instruments GX-82A - Manual (Page 21)

Model GX-82A Instruction Manual
18 Hayward, California (510) 441-5656
Malfunction Alarm and Emergency Operation
The GX-82A continuously monitors itself for proper operation. If a
malfunction occurs, a single steady “trouble” tone will sound, and one
of the following messages will show on the display:
1. Sensor failure
If any sensor fails during operation, the display will show the
failed sensor in parentheses (H
2
S sensor in this example):
To continue using the GX-82A, turn it off, then follow the
appropriate start-up sequence. During start-up the display will
show the failed channel before the count down. In normal
operation display will indicate the failed sensor as “xx or xx.x.”
SELF DIAGNOSIS
FAIL( H2S)
HC O2 H2S
0 20.9 XX.X