Diagnostic Information - Festo CP-FB13-E Programming And Diagnostics Manual

3. Diagnosis

3.3.2 Diagnostic information

Octet 1: station status_1
Bit Meaning
0 Diag.Station_Non_Existent
1
Diag.Station_Not_Ready
2 Diag.Cfg_Fault
3 Diag.Ext_Diag
4 Diag.Not_Supported
5 Diag.Invalid_Slave_Response
6 Diag.Prm_Fault
7 Diag.Master_Lock
Heavy print = Valve terminal related bits
Fig. 3/4: Diagnostic bits of station status_1
3-12
The following diagnostic information can be requested by the
DP master from the CP system with the function Slave_Diag.
The CP system replies with an octet string of length 15. The
procedure for reading out this diagnostic information with a
SIMATIC S5/S7 system is described in chapter 3.4.2.
Structure of station status 1
Explanation
CP system is no longer/not yet addressable.
Possible causes:
– Operating voltage not applied
– Data cable interrupted
– Fault in data cable
CP system not yet ready for data exchange
The configuration data received from the master do not
correspond to those ascertained by the CP system.
Device-related diagnosis exists. Possible causes:
– Cable fracture on input/output module
– Short circuit/overload at electric outputs
< 20.4 V
– V
valves
< 10 V
– V
valves
< 10 V
– V
sensor
Logical "1": CP system does not support the function
requested
Always logical "0" (set by CP system)
Last parametrizing telegram faulty
Always logical "0" (set by CP system)
Festo P.BE-CP-FB13-E-EN en 0112e