IDEC DIGI ConnectWAN Supplement

Application Notes
1
How to configure DIGI C ONNECT WAN cellular modems with
IDEC P C for remote cellular connections
Overview
DIGI Connect WAN products provide reliable wireless communications via GSM (GPRS/EDGE/HSDPA) or CDMA
networks for connectivity to remote locations. They offer an easy and cost effective means of connecting
virtually any remote location into the corporate IP network. They are ideal for use where wired networks are
not feasible or where alternative network connections are required.
In this application notes, we’ll show users how to configure the DIGI C ONNECT WAN cellular modem with IDEC
MicroSmart Pentra FC5A-D12% with embedded Ethernet port P C and use Wind DR to remotely connect to
the modem through cellular network.
Basic system setup
DIGI ConnectWAN modem

Application Notes
2
Benefits
oRemote monitor, upload and download P C programs
oRemote 24/7 monitoring of P C data
oAlarms conditions in the P C can be sent to Email or cell phone through cellular network
oUse WindSRV or write your own application program to centrally monitor P C status
Parts Used
1 – FC5A-D12K1E or FC5A-D12S1E MicroSmart Pentra CPU
1 – DIGI C ONNECT WAN GPRS cellular modem (in this application notes, we’re using GPRS cellular modem part
number DC-WAN-A101-A)
1 – CAT 5 Ethernet cable
Step 1: Provisioning the DIGI modem
NOTE: The DIGI cellular modem does NOT come provisioned and will require a cellular data plan from a
cellular carrier such as AT&T, Verizon, Sprint, etc. Please make sure a data plan is already established with
the service provider before proceed with the instructions below.
In this application notes, we are using the GSM GPRS modem and the SIM card with a static Mobile IP
address is provided by AT&T.
1. Insert SIM card to the modem SIM slot
2. Connect antenna, power supply and Ethernet cable to your PC/laptop

Application Notes
3
3. Open your web browser and enter the IP address 192.168.1.1 in the UR address bar
NOTE: The DIGI ConnectWAN has DHCP server enabled by default. In order to discover the DIGI device,
make sure your host computer is set up to obtain IP addresses automatically. Also ensure all firewall
software is temporarily disabled
4. From the web interface, under Configuration, click (a) “Mobile” (b) enter your service provider name and
connection parameters and (c) click “Apply”
NOTE: Please do NOT use the settings in the illustration below but your own settings provided by your
service provider

Application Notes
4
5. From the web interface, under Configuration click Network  Network Service Settings. Under Enable
Web Server (HTTP) make sure TCP Port 8080 is used. Click Apply.
6. Under Network Configuration, click IP Forwarding Settings.
7. Assuming the FC5A-D12% CPU is configured with IP address 192.168.1.22, we’ll configure the modem for
communications using the following Ports.
•Port 2101 – Wind DR Maintenance Communications
•Port 502 – Modbus Communications
•Port 80 – Web Server
8. Click Apply.

Application Notes
5
Step 2: indLDR software
1. Remove Ethernet cable from PC/laptop and connect it to the FC5A-D12% CPU.
2. aunch Wind DR software
3. In Wind DR, under Configuration, click Setup icon. Under Communication Settings, select Ethernet and
change the “Time delay between packets” to 250 ms.
4. Under Configuration, click Connection Settings.

Application Notes
6
5. Under Maintenace Communication Server, click the Configure button. Change “Receive Timeout (ms):” to
2000.
6. Construct a simple MOV instruction where a value of 500 is MOVE to destination device D8460.