Siemens 4 F-DO DC24V/2A PROFIsafe - Page 46

Diagnostics
5.2 Fault Diagnostics
ET 200S Distributed I/O System - Fail-Safe Modules
46 Installation and Operating Manual, 08/2008, A5E00103686-07
Possible Fault Types of Fail-Safe Modules
The table below lists the messages of the IM 151-1 HIGH FEATURE. When using the
IM 151-7 F-CPU or IM 151-8 DP/PN F-CPU, you can obtain detailed diagnostic information
using
HW diagnostics in STEP 7 .
Table 5- 1 Error types of channel-related diagnostics (apart from EM 1 F-RO DC24V/AC24..230V/5A)
Fault
Type
Diagnostic Function in
STEP 7
F-Module Special Meaning for F-Modules
EM 4/8 F-DI
EM 4 F-DI/3 F-DO
Short circuit to L+ on the unconnected sensor cable
Short circuit to sensor supply L+
Short circuit to ground or sensor supply failure
Internal fault at the read circuit/test circuit
PM-E F pm DC24V
4 F-DO
4 F-DI/3 F-DO
P output driver failure
Short circuit of output to L+ or output driver
M output driver failure
Short circuit of output to M, or output driver failure
00001
B
1
D
Short circuit
4 F-DI/3 F-DO Overload
00100
B
4
D
Overload PM-E F pm DC24V
4 F-DO
Overcurrent at output driver
00101
B
5
D
Overtemperature all apart from
4 F-DI/3 F-DO
—
00110
B
6
D
Line break PM-E F pm DC24V
4 F-DO
Wire break
01001
B
9
D
Fault all RAM fault
EPROM fault
Processor failure (expected DIP switch value /
actual DIP switch value)
Internal fault at the read circuit/test circuit
10000
B
16
D
Parameter assignment
error
all Parameter assignment error
10001
B
17
D
Sensor voltage or load
voltage missing
all External auxiliary supply missing
10011
B
19
D
Communication error all CRC (cyclic redundancy check) error in data
message frame
Monitoring time for data message frame exceeded
4/8 F-DI
4 F-DI/3 F-DO
Discrepancy error 11001
B
25
D
Safety-related
shutdown
PM-E F pm DC24V
PM-E F pp DC24V
4/8 F-DI / 4 F-DO
4 F-DI/3 F-DO
Switching frequency exceeded