PLZ-U Application Operation 5-25
5.10.2 CH CONT Connector
The CH CONT connector is on each slot. It can be used to turn the load on/off and
receive an external voltage reference. It is also equipped with a monitor output for
the load input current. The connector is a screwless connector. Table 5-5 indicates
the pin arrangement.
Fig. 5-16 Pin numbers
• Use AWG24 wires and remove 10 mm of the covering from the tip of the wires.
Press the protrusion of the corresponding terminal number and insert the wire.
Table 5-5 CH CONT connector pin arrangement
Pin
No.
Signal Name Function
1 COM Negative pin electric potential of the load input terminal
2 I MON
Load input current monitor output, 0 % to 100 % of the rated current in the range
of 0 V to 10 V.
3 EXT REF External voltage reference input. 0 % to 100 % of f.s in the range of 0 V to 10 V.
4
LOAD ON Load-on input. Use the polarity of the load-on external control in the configura-
tion settings to select low active or high active.
Pull up to 5 V using 10 kΩ. Low level input voltage: 0 V to 1 V, high level input
voltage: 4 V to 5 V
5 +12 V 12-V internal power supply output. Maximum output current of 50 mA
1 2 3 4 5
NOTE
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