Siemens CP 1243-7 LTE Operating Instructions Manual page 64

Configuration
4.10 Communication with the CPU
● Frame memory overflow
PLC tag (data type byte) for the send buffer overflow pre-warning. Bit 0 is set to 1 when
80% of the fill level of the send buffer is reached.
● Frame memory size
PLC tag (data type DWord) for the occupation of the send buffer. The number of saved
frames is displayed.
● Current IP address
PLC tag (data type String) for the current IP address of the CP.
● Mobile wireless signal quality (LED)
PLC tag (data type UInt) for the signal quality of the local mobile wireless network as this
is displayed by the "SIGNAL QUALITY" LED.
● Mobile wireless signal quality (dBm)
PLC tag (data type INT) for the signal quality of the local mobile wireless network as a
dBm value.
● 'NETWORK' LED
PLC tag (data type UInt) for the status of the connection for the data service in the mobile
wireless network.
Meaning of the values (decimal)
– 0 = Booked out of the network
– 1 = Wrong PIN
– 2 = Wrong, defective SIM card or not plugged in.
– 3 = Waiting for PIN / no PIN configured
– 4 = Booked into the network
● Date of last successful logon to network
PLC tag (data type DTL) for the date on which the CP last logged in to the mobile
wireless network.
● Date of last unsuccessful logon to network
PLC tag (data type DTL) for the date on which the CP was last unable to log in to the
mobile wireless network.
● Date of last successful logon to TCSB
PLC tag (data type DTL) for the date on which the CP last logged in to the telecontrol
server.
● Date of last unsuccessful logon to TCSB
PLC tag (data type DTL) for the date on which the CP was last unable to log in to the
telecontrol server.
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Operating Instructions, 04/2017, C79000-G8976-C381-03
CP 1243-7 LTE