Omron G3PW, User Manual

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5
I/O Block Diagram Section 1-3
1-3 I/O Block Diagram
Phase control
or ON/OFF
Control
Input signal (4 to 20 mA, 1
to 5 V, or voltage ON/OFF
input (5 VDC/0 VDC))
External main
setting (2 k
Ω
)
External duty
setting (2 k
Ω
)
Event input
(automatic/manual
setting or control method
selection)
External contacts
(alarm reset)
EJ1 Modular
Temperature
Controller or
CompoWay/F
Master
•
Proportional to phase
angle (same as G3PX)
•
Proportional to square
voltage
•
Proportional to voltage
•
Constant-current
control (See note.)
•
Current limit (See note.)
•
Heater burnout alarm
(See note.)
Built-in
CT
Alarm output 1
(contacts)
Alarm output 2
(contacts)
RS-485
(See note.)
or
Control method
G3PW Power Controller
Automatic
Manual
Note: Constant-current
Models only.
Heater
Optimum cycle
control