
8 When Error Occurred
8.1
What to Do
What to do
①
Check whether the input signal line are properly connected.
When the thermocouple is not connected properly or broken, K8000 is displayed for the
Thermocouple type K, J and T and K16000 for R.
What to do
②
Check whether the Input range setting switch (, which specifies the allowable temperature range,
the thermocouple type and the valid channel) is properly set.
What to do
③
Use the program described in “7.2 Program” when the number of input channels are more than 4.
Reference:
“3 Input Range Setting Switch”.
Reference:
“7 I/O Allocations and Program”.
8.2
Digital Value when Out of Range
When the input of the FP0 Thermocouple Unit is out of the range, the digital values below are displayed;
K, J range
T range
R range
℃
℉
℃
℉
℃
℉
The temp-measured
>the upper-limit
5001 or
8000
7901 or
8000
4001 or
8000
7521 or
8000
15001 or
16000
15901 or
16000
The temp-measured
<the lower-limit
- 1001
- 1481
- 1001
- 1481
0
32
The thermocouple is
connected improperly
or broken
8000 8000 8000 8000 16000
16000
13