6. Faults
Faults
The pointer drops below
the start of the scale
range
Wrong measured value
display
The instrument does not
switch off at the desired
temperature
Instrument inoperable
Actual value pointer
below the start of the
measuring range, no
reaction to temperature
change
Instrument does not
switch
Operating instructions for expansion thermometer, CEDASPE
Causes
Damaged capillary
Influence of ambient
temperature on case and/or
measuring line too strong
Zero point offset
Probe not completely
immersed into the medium
being measured
Measuring instrument used
outside the specification
(defective microswitch)
Wrong measured value
display
Wrong electrical connection
Loose electrical connection
Cable break or short-circuit
Leakage in the measuring
line
Measuring line break
Defect in switch setting /
microswitch
Connection lead incorrectly
connected
Measures
Contact Maschinenfabrik
Reinhausen GmbH
Reposition the case and/or
measuring line or isolate them
from the influence of cold/heat
effects from the outside
Contact Maschinenfabrik
Reinhausen GmbH
Correct mounting situation
Contact Maschinenfabrik
Reinhausen GmbH
Contact Maschinenfabrik
Reinhausen GmbH
Correct the connection
Check all electrical connections
Check auxiliary power
Contact Maschinenfabrik
Reinhausen GmbH
Contact Maschinenfabrik
Reinhausen GmbH
Contact Maschinenfabrik
Reinhausen GmbH
Check and correctly connect all
electrical connections
VT series
®
EN
17