IAI America PCON-PO - Manual (Page 45)

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4. Operation Using I/O Signals
4.1.3 Command Pulse Train Input Specifications
[Input using a differential line driver]
Applicable line driver: 26C31 or equivalent
Note Always connect the shield of the twisted pair cable joined to the connector, to the mounting plate.
[Input using an open collector]
Note 1 Always connect the shield of the twisted pair cable joined to the connector, to the mounting plate.
Note 2 Some open collector outputs have built-in pull-up resistors, but in such case, either remove the pull-up
resistor or use a port that does not have a pull-up resistor.
(Provide 24 V for pulse train input.)
Mounting plate
Mounting plate