Casella CEL Nomad portable weather station - Manual (Page 62)

operation is possible, line charges may have to be taken into
consideration.
The purchaser must obtain a suitable SIM card, and it is recommended
that this be sent to Casella CEL so that the Nomad system can be completely
configured, ready for use.
Normally the modem used with a GSM Nomad system will be
configured as a standard “Haynes compatible” unit as follows.
Initialisation ATZ
Dial ATD
Connect connect
OK ok
Busy busy
No carrier no carrier
No dialtone no dialtone
No answer no answer
When a different type of modem is to be used, these details may differ; refer to
data available from the modem supplier.
The rate that Online Pro communicates with a GSM modem may not be
the same as the speed set in the Sensus unit.
Communication
Page 62 of 68
NOMAD Portable Weather Station
Users Handbook