Unitronics Wavecom User manual

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

Using the Wavecom Modem Kit 2/02
2Unitronics Industrial Automation Systems
Component Identification, Figure 1
# Description Notes
1 RS232 cable,
terminated by RJ11
connectors
(available by separate order,
p/n RS232-CB1)
This cable is not part of the kit. It is used to download programs to an OPLC.
The 9-pin female connector supplied with the cable is MJ10-22-CS25. Before
you connect the OPLC to the GSM modem, replace this connector with the 15-
pin male adapter that is supplied with the kit, MJ10-22-CS29.
2 15 pin male adapter,
MJ10-22-CS29
3 15-pin RS232 port Located on modem.
4 Power supply connector Located on modem
5 Power supply cable Includes fuse.
6 End of power supply cable Red wire—positive, black wire—negative.
7 SIM card drawer To open the SIM card drawer, press the button shown in Figure 2 with a
pointed object. Note that the drawer should be open only when the
modem is turned OFF.
8 GSM antenna
LED indicator
SIM card
SIM card holder
button antenna port
Figure 2 Side View
Mounting the Modem
1. Insert the brackets shown in
Figure 3.
2. Screw the modem to a
flat surface.
mounting brackets
Slide the brackets
into the slot on the
back of the modem.
Figure 3 Mounting

2/02 Using the Wavecom Modem Kit
Unitronics Industrial Automation Systems 3
Modem RS232 port pin-out
15 pin SUB-D, female connector (High density):
Pin Description
1 DCD (Data Carrier Detect)
2 TXD (Transmit Data)
3 Reserved
4 MICROPHONE (+)
5 MICROPHONE (-)
6 RXD (Receive Data)
7 DSR (Data Set Ready)
8 DTR (Data Terminal Ready)
9 GND(Signal Ground)
10 SPEAKER (+)
11 CTS (Clear To Send)
12 RTS (Request To Send)
13 RI (Ring Indicator)
14 RESET
15 SPEAKER (-)
6
1
11
Figure 4 Side View
LED: Status Indication
The LED indicator is shown in Figure 2.
LED Status: Indicates the modem is:
OFF Switched OFF / Not ready
Slow flash Switched on, registered on network
Fast flash Transmission mode
ON Connecting to network

Using the Wavecom Modem Kit 2/02
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Technical Specifications
Wavecom Modem
Input voltage range 5 - 32VDC
Current consumption 130mA @ 13.2V max
65mA @ 32V max.
Status indication LED - see section LED: Status Indication, page 3
SIM card 3V or 5V mini SIM card
GSM frequency 900/1800MHz for GSM-KIT-21
900/1900MHz for GSM-KIT-22
Mounting method See section Mounting the Modem, page 2
Weight <130g (4.58oz.)
Dimensions Not including connectors: 98 x 54 x 25mm (3.85” x 2.12” x 0.98”)
Including connectors: 110 x 54 x 25mm (4.3” x 2.12” x 0.98”)
Operational temperature -20 to 55°C (-4 to 131°F)
Storage temperature -25 to 70°C (-13 to 158°F)
Antenna connector type SMA
Antenna
Antenna frequency 900MHz and 1800MHz (Dual band) for GSM-KIT-21
1900MHz for GSM-KIT-22
Accessories (available by separate order)
Part Number Description
RS232-CB1 RS232 communication cable;
this cable is used to connect between the OPLC and modem; it is the same cable used
to download programs to an OPLC.
GSM-ACC-21 Accessory kit for Wavecom modem, 900/1800MHz;
includes antenna and communication adapter.
GSM-ACC-22 Accessories kit for Wavecom modem, 900/1900MHz;
includes antenna and communication adapter.