Serial Port Connections; Providing Power To An External Device From Port 2; Cable Lengths And Baud Rates; Port 1: Rs-232 - GE VersaMax PLC User Manual

4.7 Serial Port Connections

Installation
For public disclosure
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4.7.1 Providing Power to an External Device from
Port 2
If either port is set up for communications with a serial device that requires 100mA or
less at 5VDC, the device can obtain power from Port 2.

4.7.2 Cable Lengths and Baud Rates

Maximum cable lengths (the total number of feet from the CPU to the last device attached
to the cable) are:
Port 1 (RS-232) = 15 meters (50 ft.)
Port 2 (RS-485) = 1200 meters (4000 ft.)
Both ports support configurable baud rates, as listed in the CPU descriptions in this
manual.
The following pre-assembled cables are available:
IC200CBL001 CPU Programming Cable RS232
IC200CBL002 Expansion Firmware Upgrade Cable
GFK-1503E User Manual 61