Unitronics Industrial Automation Systems
1
Using the Wavecom Modem Kit
Use the Wavecom Modem kit to enable your SMS-enabled OPLC to communicate via GSM cellular networks.
The kit contains a GSM modem and related hardware. The modem contained in kit GSM-KIT-21 works at
900/1800MHz, GSM-KIT-22 at 900/1900MHz.
Note that to use this kit, you must comply with all safety instructions given in the data sheet that a
ccompanies the modem.
Connections
The figure below shows you how to assemble the different elements of the Wavecom Modem kit, and how to
connect the modem to an OPLC.
OPLC
Wavecom Modem
4
2
3
6
8
7
2
1
5
Figure 1
Setting up the Modem
