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7.1 Updating of firmware
Off
2
Fig. 2
Switch
Proceed as follows:
1.
Switch off the normal power supply and the UPS
to the G 400.
2.
Switch off the internal back-up battery by push-
ing the switch to the left, see fig. 2, pos. 1.
3.
Insert the USB key supplied, see fig. 2, pos. 2.
4.
Switch on the internal back-up battery by push-
ing the switch to the right, see fig. 2.
5.
Switch on the power supply.
6.
The G 400 now collects the update from the
USB key.
7.
Switch off the power supply.
8.
Switch off the internal back-up battery by push-
ing the switch to the left.
9.
Remove the USB key.
10. Switch on the internal back-up battery by push-
ing the switch to the right.
11. Switch on the power supply.
Note: The update has no influence on the configura-
tion of the modem (IP address, dial-up, SMS, GPRS
settings, etc.).
8. GSM modem
8.1 G 401
Uses the following GSM networks:
• EGSM 900
• GSM 1800
• GSM 1900.
8.2 G 402
Uses the following GSM networks:
• GSM 850
• GSM 800
• GSM 1900.
8.3 G 404
Uses the following GSM networks:
• EGSM 900
• GSM 1800
• GSM 1900.
8.4 G 405
Uses the following GSM networks:
• GSM 850
• GSM 800
• GSM 1900.
8.5 GSM antenna
1
Applies to:
• G 401
• G 402
• G 404
• G 405.
To be connected via an SMA-M plug. The antenna
cable must be as short as possible to minimise
losses and consequently to increase the reach of the
antenna.
Note: It is advisable to use an SMA-M 90°-angle
plug. Grundfos offers an antenna which can be used
for the whole G 400 range of modules, product
number: 96095287.
8.6 SIM card
Applies to:
• G 401
• G 402
• G 404
• G 405.
The SIM card is a standard card.
Note: The SIM card is not supplied with the module.
To ensure optimum use of the G 400, it must be
ensured that the card/subscription supports:
• GMS data
• SMS data
• SMS text
• GPRS.
11
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