SolarTemp 850 / 851
Troubleshooting
Technical changes reserved
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7 Troubleshooting
IMPORTANT
When opening the device, critical parts or components can be damaged.
Never open the device.
Never perform any repair yourself.
Troubleshooting
If you are not able to remedy an error, please contact SIKA.
IMPORTANT
Please note the information on the return procedure on our website
www.sika.net/en/service/service/rma-return-of-products
Error
Possible cause
Remedy
No display despite sufficient
lighting and connected power
supply.
The SolarTemp 850 / 851 is in an
undefined state.
Cover the solar cell with a
light-proof material for 5 min.
Disconnect the
SolarTemp 850 / 851 from the
current signal or the supply
voltage.
Error message on digital dis-
play:
ERR
-
The temperature range was
under- / overshot.
-
Short-circuit of sensor.
-
The measuring input is defective.
Observe the temperature
range.
Check sensor or connection
cable and replace defective
components.
Contact SIKA (Service re-
quired).
Error message on digital dis-
play:
SEn
The sensor or connection cable is
defective.
Check sensor or connection
cable and replace defective
components.
Error message on digital
display:
Lo
-
The illuminance is too low for a
correct reading
-
The current signal or the supply
voltage are not connected
(SolarTemp 851).
SolarTemp 850:
Increase the illuminance or
change the mounting location.
SolarTemp 851:
Increase the illuminance or
change the mounting location
and check that the power sig-
nal or supply voltage is con-
nected.
