PPM3 MKII Programmer
- User Guide - V1.04 - 10
th
May 2008
50
3.2 Communications Connectors (Rear panel)
The diagram below shows the rear panel of the PPM3 Module. Please refer to the table below for a
description of each port.
Fig. 3.2.1 PPM3 Module – Rear Panel Connectors
Key No Function
Further description
1
DC Power Input
Jack socket
2
DC Power Input
2-way Molex connector
3
RS-232 Communications Port
9-way female D-connector
4
RS-485 Input (& output)
Input/output for RJ11 RS-485 cable
5
RS-485 Input (& output)
Input/output for RJ11 RS-485 cable
3.3 Communications - DIP Switch Settings
The Communications Mode (RS-232 / RS-485) and also the Communications Node Address are
configured by setting the relevant combination of DIP Switches as detailed in the diagram below.
For RS-232 operation (default setting):
•
Set the RS-232 / RS-485 DIP Switch (5) to the ON (RS-232) position and set the Node
Address to ‘0’.
For RS-485 operation:
•
Set the RS-232 / RS-485 DIP Switch (5) to the OFF position and set the required Node
Address in the range 0 – 15. The address is a simple binary address with 0=ON position and
1=OFF position.
Summary of Contents for PPM3 MK2
Page 1: ...User Guide...
