Flowserve LRGT16-1 Spector compact Conductivity Transmitter System - Manual (Page 14)

LED Display and Fault Indications
A green and a red LED for status and fault indication are provided in the centre of the
electronic insert.
Normal operation green LED red LED Current output [mA]
Conductivity 0 to +10 %
of control range lit proportional to
measured value
Conductivity 90 to 100 %
of control range lit proportional to
measured value
Conductivity 10 to 90 %
of control range lit lit proportional to
measured value
Fault green LED red LED Current output [mA]
Value below 0 % setting,
e. g. electrode exposed
flashes 4 mA
Connections to measuring
tube/electrode interrupted flashes 0 mA
Value above 100 % setting,
e. g. control range too small
flashes 0 mA
Connections to measuring
tube/electrode short-
circuited flashes 0 mA
Temperature in terminal box
exceeds 85 °C
flashes flashes 0 mA
Connection to resistance
thermometer interrupted or
short-circuited flash alternately 0.5 mA
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