User’s Manual 67
PART 3 TC218 4. Wiring
4.2 Signal wiring
±
±±
±100mV input (CH1 to CH8)Thermocouple inputCH1CH2 to CH8
Set the jumper
plug to Side 3
+15V
AG -15V
nP
nN
Internal circuit
Shielded twisted-pair cable
n : Channel number (1 to 8)
AG : Analog ground
FG : Frame ground
+
-V
1
2
3
Voltage source
TC218
+15V
+15V
AG -15V
1P
1N
1
2
3
TC218
Set the jumper
plug to Side 1
+15V
AG -15V
nP
nN
Internal circuit n : Channel number (2 to 8)
AG : Analog ground
FG : Frame ground
1
2
3
Set the jumper
plug to Side 1
+15V
Thermocouple cable Positive side
Negative side

Connect the thermistor

attached to the TC218

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