SAMWONTECH
2nd Edition of TEMP2000M_Series IM : April. 8. 2014 Page 19 / 176
Wiring method for electric power control unit of each unit
1.3.3.1 Measured input (ANALOG INPUT) wiring
▶
Switch off the electric power and external power supply on the main body of TEMP2000M certainly in
case of wiring the measurement input because there is a risk of electric shock.
▶
Use the shield attached input wire. Make one point ground for shield.
▶
Make the wiring for the measurement input signal line with leaving the gap from the electric power circuit
or ground circuit.
▶
Use the electric cable with less cable resistance and cable with no resistance difference among 3 lines.
(A)
Temperature measuring resistor input (RTD INPUT)
(B)
DC VOLTAGE INPUT (C) DC CURRENT INPUT
24V DC
The 3
rd
class
SHIELD
V
-
+
The 3
rd
class
SHIELD
R
DCmA
The 3rd class
SHIELD
RTD
Summary of Contents for 3ch series
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