Siemens SIMATIC S7-400 Reference Manual page 460

Index
Short-circuit to M, 88
SM 422, DO 16 x AC 120/230 V/2 A, 149
SM 422, DO 16 x DC 24 V/2 A, 129
SM 422, DO 32 x DC 24 V/0.5 A, 137, 140
SM 422, DO 8 x AC 120/230 V/5 A, 145
SM 422, DO 16 x AC 20-120 V/2 A, 153
SM 422, DO 16 x DC 20-125 V/1.5 A, 132
Structure of data record 1, 400
Substitute a value, 88
Substitute a value "1", 88
Wire break monitoring, 88
Digital output modules
Features, 84
Discharge of static electricity
Protective measures, 435
Discharge, electrostatic
Persons, 434
Displaying parameter assignment errors
SM 431, AI 8 x RTD x 16 bit, 301
DO
Meaning, 437
Documentation package, 4
Dynamic parameters, 85
E
Edge, 87
EEPROM
Meaning, 437
Electrical isolation, 391
Electrically isolated sensors, 204
Connecting, 204
Electromagnetic compatibility, 20
Electrostatic sensitive devices
Definition, 433
EMC
Definition, 20
Meaning, 437
EMC definition, 20
EMC directive, 14
Emission of radio frequency interference, 21
Enabling
Interrupt, 93, 227
Ensuring
Wire break monitoring, 106, 116
EPROM, 437
EPROM error
Analog input module, 225
Digital module, 91
ER
Meaning, 437
460
ER1 and ER2
Specifications, 37
ER1, ER2
Design, 37
Error
of an analog module, 195
Error messages
Power supply modules, 48
ES
Meaning, 438
ESD
Meaning, 437
Evaluating
Diagnostic data, 405
EXM
Meaning, 437
External error
Analog input module, 225
Digital module, 91
EXTF
Meaning, 437
EXTF LED
Analog module, 223
Digital module, 89
F
Failure
Supply voltage, 107
Fan monitoring, 378
Fan subassemblies
120/230 VAC, 381
24 VDC, 384
Fans, 378
FB
Meaning, 437
FC
Meaning, 437
Features
24 VDC fan subassembly, 384
Cable duct and fan subassemblies, 377
Digital input modules, 83
Digital output modules, 84
Power supply modules, 39
Power supply, redundant, 41
Relay output module, 84
SM 421, DI 16 x AC 120 V, 109
SM 421, DI 16 x UC 120/230 V, 119
SM 422, DO 16 x AC 20-120 V/2 A, 153
SM 422, DO 16 x DC 20-125 V/1.5 A, 132
FEPROM
Meaning, 437
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08