Data Transfer; Integrated Gsm And Gprs Modem; Sim Card Insertion And Unlocking - Honeywell Elster EK280 Applications Manual

EK280

6 Data transfer

6.1 Integrated GSM and GPRS modem

The SIM card must always be correctly inserted as described in chapter 6.1.1. You then proceed according
to modem version as described in the following chapter.

6.1.1 SIM card insertion and unlocking

Danger!
For EK280 with integrated power supply, the mains voltage must be switched off before
opening the housing, ensure it is not turned back on and verify that there is no voltage.
a) SIM card insertion
Remove the four screws from the top of the EK280 and open it.
Unplug the modem from the power supply to avoid damage to the modem and SIM card. This applies
also to an EK280 with power supply which is disconnected from the mains, in case a back-up battery
supply is connected!
Do not connect
anything to this
plug.
Antenna cable
Push the metal bracket in the SIM card slot back halfway, and flip open the cover
(Continued on next page)
Application Manual
Figure 4: Modem and SIM card slot
Connector for modem
battery or power supply
SIM card slot
Push the metal bracket:
Open
Close
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