Siemens 7MB1420, Instruction Manual, Page: 23 / 74

8 Operation
8.1 Description of Control Panel
Fig. 8.1 Control panel of FIDAMAT 5E
(1) Display of selected measuring range 1 to 4
(2) Large display: concentration display, parameter display, fault display, status display
(3) Small display: display of selected function codes; if the small display is dark, the large
display outputs the measured value
(4) Clear key to return to basic status or to delete faulty input
(5) Display of operating states and concentration units:
"ppm C
1
“, ”ppm C
3
“, ”ppm C
6
“, ”mgC/m
3
“= display of concentration unit
”warning" = common status for warnings
"autocal" = The LED lights up when “autocal” is activated,
the LED flashes during the automatic calibration
"lim" = The LED lights up if limits are activated; the LED flashes if
one limit (or several) is triggered
"not ready" = common status for error messages
2
3
4
C
1
1
8
3
lim
Limit No.
not ready
autocal
ppm C3
mg C/m
3
ppm C6
ppm C1
2
36 Display and adjust sample gas pressure
09 Display limit (lim)
08 Calibrate sensitivity to setpoint
07 Set sensitivity setpoint
06 Display sensitivity setpoint
05 Calibrate zero
02 Display measuring range
01 Change measuring range
35 Display and adjust H2 pressure
warning
Manual adjustment
Setpoint
Time
MEAS
Identifier
Range No.
Relay No.
5
CAL
Off/On
ENTER
5
2
8
4
1
CL
6
3
9
7 9
6
0
7
12
11
10
4
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