Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 44

Clearing error in the CC-Link IE Field Network
If an error is detected in CC-Link IE Field Network, the following safety station interlock status. Create a program using safety
station interlock status, which turns off safety outputs in case of an error. To restart communications on the CC-Link IE Field
Network, it is required to turn on the safety station interlock release request. Create a program in which a safety station
interlock release request is manually turned on (e.g. reset button).
■Safety station interlock status
The following table lists the special register names and numbers for checking safety station interlock status and interlock
release request.
Name
Interlock status of each safety
connection (1st module)
Interlock release request for each safety
connection (1st module)
Interlock status of each safety
connection (2nd module)
4 PRECAUTIONS FOR USE OF SAFETY PROGRAMMABLE CONTROLLER
42
4.2 Precautions for Programming
No. Description of bits of special register
SA\SD1232 to SA\SD1239 0: Not interlocked
1: Interlocked
After safety communication error is detected and the safety connection is interlocked,
the bit corresponding to the safety connection turns on.
SA\SD1232
SA\SD1233
SA\SD1234
SA\SD1235
SA\SD1236
SA\SD1237
SA\SD1238
SA\SD1239
1 to 120: Safety connection numbers
: Fixed to 0.
SA\SD1240 to SA\SD1247 0: I/O interlock of safety station on CC-Link IE Field Network not released
1: I/O interlock of safety station on CC-Link IE Field Network released
Turn off and on the bit corresponding to the safety connection to release the interlock.
(The bit does not automatically turn off after execution is complete.)
SA\SD1240
SA\SD1241
SA\SD1242
SA\SD1243
SA\SD1244
SA\SD1245
SA\SD1246
SA\SD1247
1 to 120: Safety connection numbers
: Fixed to 0.
SA\SD1248 to SA\SD1255 0: Not interlocked
1: Interlocked
After safety communication error is detected and the safety connection is interlocked,
the bit corresponding to the safety connection turns on.
SA\SD1248
SA\SD1249
SA\SD1250
SA\SD1251
SA\SD1252
SA\SD1253
SA\SD1254
SA\SD1255
1 to 120: Safety connection numbers
: Fixed to 0.
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
16 15 14 13 12 11 10 9 8 7
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97
120 119 118 117 116 115 114 113
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
16 15 14 13 12 11 10 9 8 7
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97
120 119 118 117 116 115 114 113
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
16 15 14 13 12 11 10 9 8 7
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97
120 119 118 117 116 115 114 113
6 5 4 3 2 1
*1
6 5 4 3 2 1
6 5 4 3 2 1