5(6)
Datum/Date Rev
Dokumentnr/DocumentnrUppgjord/Prepared
Dokansv/Godkänd - Doc respons/Approved Kontr/Checked Tillhör/Referens-File/Reference
1993-11-09 C
1531-RPM 603 339 Uen
INSTALLATION INSTRUCTION
Faktaansvarig - Subject responsible
The temperature sensor may also be directly connect-
ed to the front of CPU-D/1 or AUX/1 at connection
field 6 and CPU-D/2, CPU-E or AUX/2 at connection
field 4.
4 FUNCTION VERIFICATION
4.1 ASB 150 01
Verify on a digital telephone with display that the tem-
perature indication correspond with actual tempera-
ture. Note that there is a set up time after installation of
the temperature sensor on about 1 minute before the
temperature indication starts.
Please note that the indication of temperature trend,
for the first 30 minutes after installation may not be cor-
rect (while reference values are being recorded).
If there is a short cut on the temperature sensor cable,
the temperature indication will show +99° C.
There is no necessity or possibility to adjust the sensi-
tivity of the temperature sensor.
4.2 ASB 150 02
Verify on a digital telephone with display that the tem-
perature indication correspond with actual tempera-
ture. Note that there is a set up time after installation of
the temperature sensor of about 1 minute before the
temperature indication is correct.
Please note that the indication of temperature trend,
for the first 30 minutes after installation may not be cor-
rect (while reference values are being recorded).
If the sensor is open or short circuit there is no indica-
tion (blank) on the telephone display.
There is no necessity or possibility to adjust the sensi-
tivity of the temperature sensor.
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a
b
a
b
a
b
a
b
a
b
a
b
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b
a
b
a
b
a
b
External sensor 1
External sensor 2
External sensor 3
26
28
30
32
0 V
Not used
Connection field 4 at the front of CPU-D/2, CPU-E
0 V
0 V
External
AC
Not used
sensor 1
External
sensor 2
External
sensor 3
and AUX/2
18
20
22
24
0 V
Not used
Connection field 6 at the front of CPU-D/1 and AUX/1
0 V
0 V
External
AC
Not used
sensor 1
External
sensor 2
External
sensor 3
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