Details Of Standard Diagnostic Information - Festo CPV..-DI01 series Electronic Manual

3. Diagnosis PROFIBUS−DP

3.3.4 Details of standard 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
bold = Valve terminal related bits
Tab. 3/7: Diagnostic bits station status1
3−12
The following diagnostic information can be requested by the
DP master from the CP system via the function Slave_Diag.
The CP system replies with an octet string of length 10. The
procedure for reading out this diagnostic information with a
SIMATIC S5/S7 system is described in section 3.4.1.
Explanation
CP system 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
agree with those ascertained by the CP system.
There is a device−related diagnosis. Possible causes:
cable fracture on input/output module
short circuit/overload at electric outputs or sensor
supply for inputs
V
valves
V
outputs
V
sensor
1 = CP system does not support the function requested
Always 0 (set by CP system)
Last parametrizing telegram faulty
Always 0 (set by CP system)
20.4 V
10 V
10 V
Festo P.BE−CP−DI01−EN en 0503d