Wiring Of Control Circuit Terminals; Sink Type (Factory Settings); Source Type Wiring - Hitachi J300 Series Instruction Manual

5.2

Wiring of Control Circuit Terminals

SINK TYPE wiring
(Factory settings)
FM CM1 PLC P24 FW
Frequency meter
Frequency meter
NOTE 1: When an output intelligent terminal is used, be sure to install a surge absorbing
NOTE 2: Use a twisted and shielded wire for the signal line, and cut the shielded covering
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8 7 6
Input intelligent terminal

SOURCE TYPE wiring

FM CM1 PLC P24 FW 8
Input intelligent terminal
diode in parallel with the relay (RY). Otherwise, the surge voltage created when
the relay (RY) goes ON or OFF may damage the output intelligent terminal cir-
cuit.
as shown in the diagram below. Make sure that the length of the signal line is 20
meters or less.
5 4 3 2 1
Frequency setting
(500 Ω to 2 kΩ)
7 6 5 4 3 2
5-5
H O OI L CM2 12
For output
Intelligent terminal
Current input
27 VDC 50 mA
DC 4 to 20 mA
50 mA max
1 H O OI L CM2 12
Frequency setting
(500 Ω to 2 kΩ)
For output
Intelligent terminal
Current input
27 VDC 50 mA
DC 4 to 20 mA
50 mA max
11 AL2 AL1 AL0
RY
RY
Fault alarm
11 AL2 AL1 AL0
RY
RY
Fault alarm