sewerin EX-TEC PM 4 - Page 43

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3 Operation
INS block
When the inspection block is
enabled, an inspection must be
performed on the next due date.
The device cannot be used in
measuring mode until the inspec-
tion has been carried out and
conrmed.
PPM signal
Used to switch visual/audible
signals on and off in the ppm
range.
PIN code
Used to enter your PIN code
enabling access to the advanced
settings.
AL1 alarm
First modifiable alarm thresh-
old: e.g. 10 % LEL for Warn-
ing %LEL application
AL2 alarm
Second modiable alarm thresh-
old: e.g. 20 % LEL for Warn-
ing %LEL application
AL4 alarm
No function assigned for op-
erator guidance by application
.
For operator guidance by sen-
sor, this is the permanently
assigned alarm threshold for
automatic mode.
Yes
No
acoustic /LED
acoustic
LED
No
PIN 0000
%LEL 10
%LEL 20
A 0.50 Vol%