User Manual

18 • O
p
eration Model GP-01 O
p
erator’s Manual
Self-resetting Gas Alarms
The GP-01 has self-resetting alarms. A gas alarm will automatically be
reset and all alarm indications for that alarm will cease when the gas
reading decreases below the alarm point. No manual resetting of alarms is
necessary.
Responding to Alarms
This section describes response to gas, over range , battery, sensor failure ,
and system failure alarms.
Responding to Gas Alar
ms
1. Follow your established procedure for an increasing combustible gas
condition.
2. When the gas reading decreases below the alarm point, the alarm will
automatically be reset by the GP-01.
Responding to an Ov
er Range Alarm
WARNING: An over range condition may indicate an extreme
combustible gas concentration. Confirm the gas
concentration with a different Model GP-01 or with
another gas detecting device.
1. Follow your established procedure for an increasing combustible gas
condition.
2. When the gas reading decreases below the alarm point, the alarm will
automatically be reset by the GP-01.
Dead Battery Alarm • Gas reading
replaced by FAIL.
• Battery icon
flashes.
• Double pulsing tone
(two pulses in quic k
succession) occurs
once a second.
Sensor Failure • Gas reading
replaced by FAIL.
• Double pulsing tone
(two pulses in quic k
succession) once a
second
System Failure • Gas reading
replaced by FAIL.
• SYS displays below
FAIL.
• Double pulsing tone
(two pulses in quic k
succession) once a
second
Table 4: Alarm Types and Indications
Alarm Type LCD Indications Other Indications