5.1.1 Commissioning the DP slave .................................................................................................53
5.1.2 Startup of the IM 650..............................................................................................................54
6 Maintenance and service............................................................................................................................59
6.1 Maintenance of ET 200PA SMART........................................................................................59
6.2 Replacing the power supply module ......................................................................................59
6.3 Replacing the IM 650 .............................................................................................................60
6.4 Replacing I/O modules...........................................................................................................63
6.5 Replacing the bus module......................................................................................................65
6.6 Exchanging fuses in digital output modules ...........................................................................66
6.7 Update of the IM 650..............................................................................................................67
6.7.1 When should you update the IM 650? ...................................................................................67
6.7.2 Update of the IM 650..............................................................................................................68
7 Functions ....................................................................................................................................................71
7.1 Connection of HART field devices .........................................................................................71
7.2 Expanded I/O input data ........................................................................................................72
7.3 Support of additional input data .............................................................................................72
7.4 Time stamping of the input signals with IM 650 .....................................................................73
7.4.1 Principles................................................................................................................................73
7.4.2 Time stamp with 10 ms precision...........................................................................................75
7.4.3 Highly precise time stamp with 1 ms precision ......................................................................77
7.4.4 Time synchronization for time stamping.................................................................................78
7.4.5 Time stamping in the redundant system ................................................................................79
7.5 Time synchronization on the ET 200PA SMART I/O bus.......................................................80
7.6 Redundancy with IM 650........................................................................................................81
7.7 System modification during operation ....................................................................................83
7.8 Identification and maintenance data (I&M data).....................................................................83
7.8.1 I&M data for PROFIBUS DP ..................................................................................................84
8 Interrupt, error and system messages........................................................................................................87
8.1 Concept for Drivers and Diagnostic Blocks............................................................................87
8.2 Diagnostics of the IM 650 by LED displays............................................................................88
8.3 S7 diagnostics........................................................................................................................91
8.3.1 Structure of slave diagnosis ...................................................................................................91
8.3.2 Station statuses 1 to 3............................................................................................................93
8.3.3 Master PROFIBUS address ...................................................................................................94
8.3.4 Manufacturer ID .....................................................................................................................95
8.3.5 Evaluating the slave diagnosis...............................................................................................96
8.3.6 Identifier-related diagnosis .....................................................................................................96
8.3.7 Module status.........................................................................................................................98
8.3.8 Channel-specific diagnostics..................................................................................................99
8.3.9 H-status, only in redundant configurations...........................................................................103
8.3.10 Interrupts ..............................................................................................................................105
8.3.11 Evaluating interrupts of device-related diagnostics .............................................................115
Table of contents
ET 200PA SMART
8 Operating Instructions, 06/2019, A5E34192013-AB
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