76
7 Appendix
AL2
Type: Main alarm
Adjustable: Ye s
Latching: Yes
Trigger: Alarm threshold AL2 exceeded
Indicator: – Audible signal
– Visual signal
– AL2 message on display
Acknowledge-
ment:
– Possible for audible signal when alarm threshold
AL2 is exceeded
– Possible overall after level falls below alarm thresh-
old AL2
Reset: – By acknowledgement after level falls below alarm
threshold AL2
– By switching device o
Exception for oxygen: alarm AL2 is not latching.
AL3
Type: End of measuring range
Adjustable: No
Latching: Yes
Trigger: Alarm threshold AL3 exceeded
Indicator: – Audible signal
– Visual signal
– AL3 message on display
– Reading ashes
Acknowledge-
ment:
– Possible after level falls below alarm threshold AL2
Reset: – By acknowledgement after level falls below alarm
threshold AL2
– By switching device o
To Next Page
