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WIKA operating instructions, models CTH63I0 and CTH65I0
EN
14120692.02 01/2019 EN/DE
Display
Cause
Measures
“too high” overrange of the
measuring range
Use the temperature probe according
to the technical specifications. See
chapter 10 “Specifications”.
Temperature of the reference
measuring point exceeds the upper
limit of the measuring range
Temperature of the reference
measuring point is below the lower
limit of the measuring range
E15
Battery is completely discharged
Insert new batteries. See chapter
8.2 “Battery replacement”.
E19
E1dh
E16
Interruption of the Auto-off function
Switch on the Auto-off function again,
see chapter 6.7 “AUTO-OFF function”.
E1oh
E1eh
E23
EE-prom content destroyed
Send in for repair
E25
E12
Overflow
Remove the battery and then re-insert
it.
E31
Temperature of the reference
measuring point is outside of the
measuring range
Use the temperature probe according
to the technical specifications. See
chapter 10 “Specifications”.
7. Faults