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Test functions, RESET, switch-off
L
L
This function can be used to automatically com-
pare the previous and new zero and sensitivity
calibrations. A warning is output if the difference
between the two calibrations is >6 %. The valu-
es can be viewed using identifiers 3 and 4. The
warning LED is cancelled when function 96 is
called, and the status signal at plug X2 is set to
“No warning” again.
* 96 Display
∆
zero calibration
∆
Zero
Off
3
9
2
CL
6
1
0
∆
Sensitivity
On
Identifier 1 switches off the device in a controlled
manner. No sample gas is left in the analyzer.
The hydrogen and sample gas supplies are in-
terrupted. Heaters are switched off. Combustion
air is supplied for a further 30 seconds. Small
quantities of combustion air may reach the pro-
cess during this time.
The device startup is initiated using identifier 0.
Factory setting: 0
*** 99 Switch analyzer on/off
Switch off
On
1
9
0
CL
9
A-33
Содержание 7MB1420
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