USER MANUAL
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Z-GPRS3, Z-UMTS, Z-LOGGER3, Z-LTE-WW
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To increase the GSM signal level, Seneca provides various GSM antenna models to reach the
minimum signal level in most situations.
Visit
, refer to the general catalogue or contact Seneca srl for further information.
CAUTION!
-Insert the SIM card only with RTU off.
-Before inserting the SIM card, delete all SMS on the SIM using a mobile phone
-Wait at least 5 minutes in order for the GSM signal to be correctly read.
CAUTION!
-Contact your telephone service provider for GSM and GPRS service costs especially when using the
RTU with a sim issued by a country other than the one in which it is used (international roaming).
6.
INTERNAL UPS
The RTUs are equipped with rechargeable battery.
In the event of a blackout the board can be configured for:
A) Will work for up to 1h without external power.
When the voltage batteries are not sufficient RTU will runs the following algorithm:
1)
End sending data
2)
Close all files opened on microSD
3)
Turn off
B) It will shutdown without external power.
C) Without external power the board will send log data and then shutdown
In SEAL this behavior can be decided in System Configuration
:
