Troubleshooting - Cosmo Deltasol BS Montage- Und Bedienungsanleitung

4. Troubleshooting

Temp. Sensor
Pt1000
S1 S2 S3 S4
VBus
1 2 3 4 5 6
7 8 9 10
Operating control lamp flashes red. The symbol
and the are shown.
Sensor fault. An error code instead of
a temperature is shown on the sensor
display channel.
888.8
Cable is broken. Short-circuit.
Check the cable. Check the cable.
Disconnected Pt1000 temperature sen sors
can be checked with an ohmmeter. In the
following table, the resistance values
corresponding to different temperatures
are listed.
Resistance values of
the Pt1000-sensors
fuse T4A
T4A
R1
1 (1) A (220 ... 240) V~
R1-V 2 (1) A (220 ... 240) V~
N R1-V N R1 N
12 13 14 15 16 17 18 19
- 88.8
If a malfunction occurs, a message is displayed in the
display of the controller:
L
20
Operating control lamp off
Check the power supply
o.k.
The fuse of the controller could be
blown. It can be replaced after the front
cover has been removed (spare fuse is
enclosed in the accessory bag).
Warning symbol
Operating control lamp
43