RKI Instruments GX-86A - Manual (Page 19)

Model GX-86A Instruction Manual
Page 18 Hayward, California (510) 441-5656
5. STEL (toxics only)
If the average toxic gas level detected over the last 15 minutes
exceeds the STL, an alarm will sound and the message “STL” will
show on the display in the field for that gas.
6. TWA (toxics only)
If the average toxic gas level detected over the last 8 hours exceeds
the TWA, an alarm will sound and the message “TWA” will show
on the display in the field for that gas.
7. CLG (toxics only)
If toxic gas detected exceeds the ceiling level, the alarm tone and
LED will be continuous, and the display will alternate between
“CLG” and the name of that gas.
8. If the full scale reading is exceeded for any channel, the alarm
tone and LED will be continuous. The display will show “MAX”
in the field for that gas.
Resetting Alarms
The GX-86A can be set for latching or self-resetting logic. Latching
alarms can not be reset until the gas concentration falls below the
alarm point. When the condition is corrected, press DISPLAY to reset
the alarm. Self-resetting alarms will automatically shut off when the
concentration falls below the alarm point. (See USER OPTIONS.)
Malfunction Alarm and Emergency Operation
The GX-86A 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: