Power Controllers
G3PX
77
■
Wiring
Main Circuit
Single-phase Models
The following illustrations show connection examples:
Setting Circuit
Analog Control
Single-phase Models
1. A Temperature Controller with an output of 4 to 20 mA is used to control the G3PX.
2. A Temperature Controller with an output of 4 to 20 mA is used with the G3PX to change the duty.
G3PX
1
2
3
4
5
6
7
8
9
10
Note: Use a single power supply for the G3PX and the load.
Load 1
Load 2
Load
200/230 VAC
100/110 VAC
1
2
3
4
5
6
7
8
9
10
G3PX
(250
Ω
*)
4
5
G3PX
4
5
(250
Ω
*)
G3PX
(600
Ω
*)
+
−
+
−
Load 1
Load 2
4 to 20 mA
4 to 20 mA
*Impedance
Note: Two G3PX models can be connected in series to OMRON's single Temperature
Controller (with an internal impedance of 600
Ω
) with a current output.
E5
@
K
Temperature
Controller
Temperature
Controller
+
−
G3PX
1
2
3
4
5
6
7
8
9
10
3
2
1
Load 1
Load 2
4 to 20 mA
DUTY
Note: You can change the duty with the external or internal ramp adjuster.
Internal DUTY
adjuster
E5
@
K
Temperature
Controller
G32X-V3K External Variable
Resistor (3 k
Ω
) for duty setting