en
66
Installation
Indications,
functions and options
Messages
Commissioning
Operation and function
8
Troubleshooting
If a malfunction occurs, the display symbols will indicate an error code:
°C
°F
Ω
°C
°F
Ω
-10
14
961
55
131 1213
-5
23
980
60
140 1232
0
32
1000
65
149 1252
5
41
1019
70
158 1271
10
50
1039
75
167 1290
15
59
1058
80
176 1309
20
68
1078
85
185 1328
25
77
1097
90
194 1347
30
86
1117
95
203 1366
35
95
1136
100
212 1385
40
104 1155
105
221 1404
45
113 1175
110
230 1423
50
122 1194
115
239 1442
Resistance values of Pt1000 sensors
The symbol
☍
is indicated on the display and the symbol
⚠
is flashing.
Sensor fault. An error code instead of a temperature is shown on
the sensor display channel.
Disconnected Pt1000 temperature sensors can be checked with an
ohmmeter. Please check the resistance values correspond with the
table.
Cable is broken. Check the
cable.
Short circuit. Check the cable.
- 88.8
888.8
The display is permanently off.
If the display is off, check the power supply of the controller. Is it disconnected?
no
The fuse of the controller could be
blown. The fuse holder (which holds
the spare fuse) becomes accessible
when the cover is removed.The fuse
can then be replaced.
yes
Check the supply line and recon-
nect it.
fuse T4A
