Contents
5.1 SUMMARY OF
DIAGNOSTIC POSSIBILITIES 5-3
5.2 ON-THE-SPOT DIAGNOSIS 5-4
LED displays 5-4
Field bus node 5-4
Valves 5-6
Input/output modules 5-8
5.3 TEST ROUTINES 5-9
Display configuration data 5-11
5.4 STATUS BITS 5-12
Position of status bits 5-14
5.5 DIAGNOSIS VIA PROFIBUS-DP 5-16
General 5-16
Diagnostic words 5-16
Diagnostic possibilities 5-17
Summary of diagnostic bytes 5-18
Structure of station status 1 5-18
Structure of station status 2
(only valve-terminal related bits) 5-19
Structure of device-related diagnosis 1 5-20
Structure of device-related diagnosis 2 5-20
Structure of device-related diagnosis 3 5-21
Structure of device-related
diagnosis 4-7 5-21
5.6 DIAGNOSIS VIA PROFIBUS-DP
(GENERAL DP-MASTER) 5-22
General 5-22
Diagnostic information 5-23
5.7 ERROR TREATMENT 5-27
Reaction to faults in the control system 5-27
Siemens SIMATIC S5/S7 5-28
General DP-master 5-28
Short circuit/overload at an
output module 5-29
VIFB13 - 03/05 5. Diagnosis/error treatment
5-2
9701 NH
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