Siemens CP 1243-7 LTE Operating Instructions Manual page 121

The diagnostics SMS message that is then sent contains the following data of the S7 station:
● Firmware version of the CP
● Mode of the CPU (RUN / STOP)
● Status of the mobile wireless network connection
Range of values and meaning:
– 0 = Booked out of the network
– 1 = Wrong PIN
– 2 = Wrong SIM card
– 3 = Waiting for PIN / no PIN configured
– 4 = Booked into the network
● Date and time of the last dial-in to the mobile wireless network
The data is specified in the ISO 8601 format ("Attach: YYYY-MM-DD hh:mm:ss").
If the time-of-day of the CP has not been synchronized at the time of the dial-in, the
default date of the CP (01.01.2000) is transferred as the trime.
If the last attempted dial-in to the mobile wireless network was not successful, "Attach: -"
is sent.
● Name of the current mobile wireless network
● IP address of the CP
● Signal strength of the mobile wireless network
– good: Good signal quality (-73 ... -51 dBm)
– medium: Medium signal quality (-89 ... -74 dBm)
– weak: Bad signal quality (-109 ... -90 dBm)
– no signal: Signal too weak to be received (≤ -110 dBm)
● Received Signal Strength Indication (RSSI)- Received field strength at the station
[0 ... 31]
● Status of the connection to the telecontrol server
If the data to be sent exceeds the default size of an SMS message, several SMS messages
are sent.
Diagnostics options of the telecontrol server
For telecontrol communication, TCSB provides several diagnostics options that you should
use if problems occur during productive operation.
If there are connection problems between the station and telecontrol server, you can check
the connection step-by-step using the following system tags:
● ConnectionState
● PLCConnected
● PLCCpuState
CP 1243-7 LTE
Operating Instructions, 04/2017, C79000-G8976-C381-03
Diagnostics and upkeep
6.1 Diagnostics options
121