
Index
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
473
Channel information available, 100
EPROM error, 100
External auxiliary voltage missing, 100
External error, 100
Front connector missing, 100
Fuse blown, 100
Hardware interrupt lost, 100
Incorrect parameters, 100
Internal error, 100
Internal voltage failure, 100
Load voltage L+ missing, 100
Module error, 100
No module parameters, 100
Parameter assignment error, 100
Sensor supply missing, 100
Short-circuit to L+, 100
Short-circuit to M, 100
Wire break, 100
Diagnostic messages, 99, 242
Analog input modules:, 242
Digital modules, 100
Reading, 99, 242
Diagnostics
Analog input module, 217
Analog modules, 242
Digital input module, 97
Digital output module, 98
for digital modules, 99
Diagnostics interrupt enable
Digital input module, 97
Digital output module, 98
Digital input module
Diagnostic data, 423
Diagnostics, 97
Diagnostics interrupt enable, 97
Hardware interrupt enable, 97
Input delay, 97
Keep last value, 97
Load voltage L+ missing, 97
Parameters, 97, 413
Sensor supply missing, 97
SM 421, DI 16 x AC 120 V, 120
SM 421, DI 16 x DC 24 V, 110
SM 421, DI 16 x UC 120/230 V, 130, 134
SM 421, DI 16 x UC 24/60 V, 124
SM 421, DI 32 x 24 V DC, 106
SM 421, DI 32 x UC 120 V, 138
Structure of data record 1, 413
Substitute a value, 97
Substitute a value "1", 97
Wire break monitoring, 97
Digital input modules
Features, 93
Digital module
Auxiliary voltage missing, 101
Causes of error and remedies, 101
Channel error, 101
Channel information available, 101
Commissioning steps, 95
Diagnostic messages, 100
Diagnostics, 99
EPROM error, 101
External error, 101
EXTF LED, 99
Front connector missing, 101
Fuse blown, 102
Hardware interrupt, 104
Hardware interrupt lost, 101, 104
Incorrect parameters, 101
Internal error, 101
Internal voltage failure, 101
Interrupt, 103
interrupt-triggering channels, 104
INTF LED, 99
Load voltage L+ missing, 102
Module error, 101
No parameters, 101
Parameter assignment, 96
Parameter assignment error, 101
Sensor supply missing, 102
Short-circuit to L+, 101
Short-circuit to M, 101
STOP mode, 101
Wire break, 102
Digital output module
Destination CPU for interrupt, 98
Diagnostic data, 428
Diagnostics, 98
Diagnostics interrupt enable, 98
Fuse blown, 98
Keep last value, 98
Load voltage L+ missing, 98
Parameters, 98, 416
Short-circuit to L+, 98
Short-circuit to M, 98
SM 422, DO 16 x AC 120/230 V/2 A, 165
SM 422, DO 16 x AC 20-120 V/2 A, 169
SM 422, DO 16 x DC 20-125 V/1.5 A, 146
SM 422, DO 16 x DC 24 V/2 A, 142
SM 422, DO 32 x DC 24 V/0.5 A, 155
SM 422, DO 32 x DC 24 V/0.5 A, 151
SM 422, DO 8 x AC 120/230 V/5 A, 161
Structure of data record 1, 416
Substitute a value, 98
Substitute a value "1", 98
Wire break monitoring, 98
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