Peripheral Devices; Gsm Antenna; Sim Card Reader; Fig. 7-1 Big Sim Card Reader (L04) - Siemens M20 Terminal Technical Description

Siemens Information and Communication Products
7

Peripheral devices

The peripheral devices listed in this chapter are necessary for appropriate operation of the M20 or M20 Terminal. Directly
connected display and keypad are not required if you are only using the M20 via an AT command interface.
7.1

GSM antenna

All major suppliers of GSM antennas can supply suitable GSM900 antennas with FME plugs to connect to M20 Terminal
for a variety of applications (directional antenna, antenna with GPS, antenna with magnetic foot, antennas with screw-on
foot).
To connect an antenna to the M20 module, an SMR nano plug is required. The SMR nano plug can, for example be ordered
from IMS Connector Systems. For the address, please see below.
For further information on the GSM antenna, see also Chapter
A GSM antenna with matching connector can be ordered, for example, from
IMS Connector Systems, D-79843 Löffingen (Germany),
Obere Hauptstraße 30, Postfach 1141, tel.: +49-7654/901-0, fax: +49-7654/901-199.
The max. length of the antenna cable should not exceed 2 m or an absorption of 1 dB.
7.2

SIM card reader

In general, all SIM card readers may be connected to the M20. If using a SIM card reader not listed below, please observe
the information on the type approval process (see Chapter
The M20 will be type-approved with 3 different SIM card readers, a large one and two mini SIM card readers.
Large SIM card reader
Framatome Connectors Deutschland GmbH
Heinrich-Hertz-Strasse 1
D-40699 Erkrath
Tel.: +49 (0)211 9254 0
Fax: +49 (0)211 9254 111
http://www.fciconnect.com
Order no.: 7434L0423F01--
Version 8 dated 15.03.00
4.5 "Antenna interface" on page 26
8.7 "Getting full-type approval with the application" on page 196
Peripheral devices
Fig. 7-1 Big SIM Card Rea-
der (L04)
A
).
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