GSM20-ANT RF Solutions, GSM20-ANT Datasheet - Page 8

• Manufacturer Part Number: GSM20-ANT
• Description: ANTENNA, MAESTRO 20
• Manufacturer: RF Solutions

Specifications of GSM20-ANT

• Svhc: No SVHC (15-Dec-2010)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

GSM & GPRS Modem
7
CHAPTER 2
INSTALLATION
2.1 Mounting the modem
Use 2 pcs of M3 screw to mount the modem
When using optional DIN rail mount please refer to document “Installation of DIN rail mount”
Screw mounting slot
Bottom view
2.2 Installing the SIM card
Use a ball pen or paper clip to press the SIM holder eject button. The SIM holder will come out a little.
Then take out the SIM holder.
Note : DO NOT pull out the SIM holder without pushing the eject button.
Put the SIM card to the tray, make sure it has completely sit on the tray. Put the tray back into the slot.
2.3 Connecting the external antenna (SMA type)
Connect this to an external antenna with SMA male connector. Make sure the antenna is for the GSM
frequency with impedance of 50ohm, and also connector is secured tightly.
Note : Please use antenna designed for GSM device operation. Incorrect antenna will affect
communication and even damage the modem.
SMA male connector of
secure tightly
©2007 REG No 277 4001, ENGLAND.
Page 7
DS100-1 May ’07
www.rfsolutions.co.uk