Wiring Guidelines; Direction Description - Unitronics Uni-COM UAC-CB-01RS2 Installation Manual

UAC-CB-01RS2, UAC-CB-01RS4, UAC-CB-01CAN Installation Guide
Removing a Module
You must remove the end module in a row before removing the next one.
1. Turn off the system power.
2. Disconnect any wires or cables connected to the module.
3. Press the clips on the top and bottom of the modules, and carefully pull the module
from its place.
Wiring
 All wiring activities should be performed while power is OFF.
 Unused points should not be connected (unless otherwise specified). Ignoring
this directive may damage the device.
 Double-check all wiring before turning on the power supply.
 To avoid damaging the wire, use a maximum torque of 0.5 N·m (5 kgf·cm).
Caution
 Do not use tin, solder, or any substance on stripped wire that might cause the
wire strand to break.
 Install at maximum distance from high-voltage cables and power equipment.

Wiring Guidelines

In order to ensure that the device will operate properly and to avoid electromagnetic
interference:
 Use a metal cabinet. Make sure the cabinet and its doors are properly earthed.
 Use shielded cables.
For detailed information on avoiding EMI, refer to the document System Wiring
N
OTE
Guidelines, located in the Technical Library in the Unitronics'
UAC-CB-01RS2 - RS232 module
 Use shielded cable
Pins 6 and 7 are not connected to internal circuits.
N
OTE
4
Pin Number Pin Name
1 -
2 RXD
3 TXD
4 -
5 SG
6 (see note) -
7 (see note) -
8, 9 -
website.
Direction Description
- Not connected
In Receive Data
Out Transmit Data
- Not connected
Return Signal Ground
- Connected to Pin 7
- Connected to Pin 6
- Not connected
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