Burnout/Short-Circuit Display And Causes - Omron E5CSV User Manual

Burnout/Short-circuit Display and Causes

The display window shows the error details if an input sensor burnout or short-circuit occurs.
The error display and control output operation for burnouts and short-circuits is explained below
for each input type.
● Thermocouple
Status
Burnout
•
The room temperature is displayed if an input short-circuit occurs.
● Platinum Resistance Thermometer
Status
Models with
Terminal
Blocks
Burnout
2 or 3 wires disconnected
Short-
circuit
The resistance value for platinum resistance thermometers is 100 Ω at 0°C and 140 Ω at
•
100°C.
● Thermistor
Burnout
Short-
circuit
*
The display does not flash.
Plug-in Models
③
③
②
④
①
⑤
③
③
④
②
⑤
①
③
③
④
②
⑤
①
Status

Burnout/Short-circuit Display and Causes

Display Control output
fff flashing
Display Control output
fff flashing
--- flashing
fff flashing
--- flashing
Display Control output
ON during heating
control (reverse
--- operation)
*
OFF during cooling
control (direct operation)
OFF during heating
control (reverse
fff* operation)
ON during cooling control
(direct operation)
OFF
OFF
OFF
OFF
OFF
A-7