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RADIO UMTS 7.1S – Start-up Guide

 

 
In widely distributed systems or in environ-
ments without network infrastructure wireless 
solutions are required for easy telecon-
trol/remote maintenance functions.

 With the 

integrated switch and the VPN and NAT 
functionality this com.tom device provides a 
compact, low-cost and local network solution 
for access to controls and devices.

 

The communication mechanism of the 
com.tom devices ensures problem-free use 
in all wireless networks without the need for 
special SIM cards. 

 

Device may only be put into service and 
operated by qualified personnel.

 The device is designed for an 

installation on a grounded 35 mm DIN rail in dry rooms.

  

 

 

 

 

 

 

 

 

 

 

 

Insert the SIM card in the device’s rear before the installation on the 
DIN rail. The device must be switched off. 
Never use the device in areas where the operation of wireless 
equipment is prohibited. The location for the antenna must guaran-
tee the recommended radiological limits (be at least 20 cm from 
persons and other antennas).When the antenna is installed out-
doors the lightning protection standard VDE V0185 must be com-
plied with. The EMC lightning protection zone concept must be 
observed. The device must be switched off during work on the 
antenna. It cannot be guaranteed, that there will not be any harmful 
interference for other devices. In case of interferences install the 
device or the antenna in another location. 
After the installation the housing of the device is connected with 
functional earth. 
The power supply must be a grounded circuit (PELV). 
The power supply must be a limited power source according to 
EN60950-1 cap.2.5 or the device must be provided with an anti-
surge fuse of 2 A.  

 
Pin Assignment 

Power Supplies 

FE 

Functional earth 

GND Ground 
VCC 

24 VDC 

 

 

 

 

Serial Interface 

 

RS232 

RS485 

RS422 

Pin 1 

NC 

A(-/Y) 

A(TxD) 

Pin 2 

RxD 

NC 

NC 

Pin 

3 TxD NC  NC 

Pin 4 

NC 

NC 

A'(RxD) 

Pin 5 

GND 

GND 

GND 

Pin 6 

NC 

B(+/Z) 

B(TxD) 

Pin 7 

RTS 

NC 

NC 

Pin 8 

CTS 

NC 

NC 

Pin 9 

NC 

NC 

B'(RxD) 

Housing 

Connected to functional earth 

 

 

 

 

Ethernet Interface 
Green LED 

Link indication 

Yellow LED 

Activity indication 

LEDs 
GSM 

Modem is initialized 

Connect 

GPRS internet connection successful 

Status A 

Communication with Portal successful 

Status B 

Diagram loaded (on) / executed (flashing) 

Power 

Device is powered 

Other Interfaces 
SD card interface 

MMC/SD card 

Antenna connector 

SMA connector 

SIM card interface 

SIM card 

 

Getting Started 

Wire the com.tom device according to the technical data. 
Afterwards get the Getting Started documentation WEB-
PLC at http://www.com-tom.de/start and follow the steps 
described there to put your com.tom device into operation. 
When using the GPJ Power Supply Connector (labeled in 
white), only com.tom GRAPHIC may be connected to Port 
ETH1.3/GPJ. 

General Data 

Size (W x L x H) 

65 x 103 x 62 mm 

Operating temperature 

0 bis 55 °C 

Electrical shock 

Class III 

Protection rating 

IP20 

EMC emission 

IEC 61000-6-4 

EMC immunity 

IEC 61000-6-2 

Compliance 

CE, RoHS 

Electrical Data 

Supply voltage 

24 VDC (

15 %) 

Active current 

< 120 mA 

 0.5 A / GPJ  

 

Scope of supply 

1 Piece 

com.tom RADIO UMTS 7.1S 

1 Piece 

Start-up guide 

2 Piece 

Connector 3-pin 

1 Piece 

Label MAC-ID 

 
 

 

Copyright © 2016 Beck IPC GmbH

http://www.com-tom.de

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