If a malfunction occurs, the display symbols will indicate an error code.
T4A fuse
°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 ⚠ flashes.
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.
- 88.8888.8
Operating control LED is permanently 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.
Note:
For answers to frequently asked questions (FAQ) see www.resol.com.
7 Troubleshooting
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