Appendix B: Worksheets
Vigilant VS1 and VS2 Technical Reference Manual
221
Table 2: Longest allowable circuit path with zero GSA-UMs or GSA-MABs configured for 2-wire smoke detectors
Maximum allowable wire distance using nontwisted, nonshielded and
twisted, nonshielded wire pairs (evenly distributed)
18 AWG
16 AWG
14 AWG
Detector
addresses
Module
addresses
ft. m ft. m ft. m
1
to
25
0
5172 1577 8217 2505 13069 3984
26
to
50
0
5172 1577 8217 2505 13069 3984
51
to
75
0
5172 1577 8217 2505 13069 3984
76
to
100
0
5172 1577 8217 2505 13069 3984
101 to 125
0
5172
1577
8217
2505
13069
3984
0
1
to
25
5172 1577 8217 2505 13069 3984
1 to 25
1 to 25
5172
1577
8217
2505
13069
3984
26 to 50
1 to 25
5172
1577
8217
2505
13069
3984
51 to 75
1 to 25
5172
1577
8217
2505
13069
3984
76 to 100
1 to 25
5172
1577
8217
2505
13069
3984
101 to 125
1 to 25
5172
1577
8217
2505
13069
3984
0
26
to
50
5172 1577 8217 2505 13069 3984
1 to 25
26 to 50
5172
1577
8217
2505
13069
3984
26 to 50
26 to 50
5172
1577
8217
2505
13069
3984
51 to 75
26 to 50
5172
1577
8217
2505
13069
3984
76 to 100
26 to 50
5172
1577
8217
2505
13069
3984
101 to 125
26 to 50
4936
1504
7841
2390
12471
3801
0
51
to
75
4968 1514 7892 2406 12553 3826
1 to 25
51 to 75
4525
1379
7188
2191
11433
3485
26 to 50
51 to 75
4095
1248
6506
1983
10348
3154
51
to
75
51
to
75
3682 1122 5849 1783 9303 2836
76
to
100
51
to
75
3283 1001 5216 1590 8296 2529
101
to
125
51
to
75
2899 884 4605 1404 7324 2232
0
76
to
100
3241 988 5150 1570 8190 2496
1
to
25
76
to
100
2901 884 4608 1405 7329 2234
26
to
50
76
to
100
2566 782 4077 1243 6485 1977
51
to
75
76
to
100
2239 683 3557 1084 5658 1725
76
to
100
76
to
100
1919 585 3049 929 4849 1478
101
to
125
76
to
100
1606 489 2551 777 4057 1237
0
101
to
125
2087 636 3316 1011 5273 1607
1 to 25
101 to 125
1795
547
2852
869
4536
1383
26 to 50
101 to 125
1507
459
2394
730
3808
1161
51 to 75
101 to 125
1223
373
1943
592
3090
942
76 to 100
101 to 125
942
287
1497
456
2381
726
101 to 125
101 to 125
666
203
1057
322
1682
513