Secutron Inc.
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4.2.2 Secur-bus Wiring Chart
Table 7 Secur-bus Wiring Chart
To calculate the wire run distance for any gauge wire and any maximum current value, use the
following formula:
Current (mA)*
22-awg Wire
18-awg Wire
16-awg Wire
14-awg Wire
ft
ft
ft
m
ft
m
ft
m
15
2,524
769
6,410
1,954
10,160
3,098
16,000
4,878
30
1,262
384
3,200
976
5,080
1,549
8,000
2,439
45
842
256
2,135
651
3,385
1,032
5,340
1,628
60
631
192
1,600
488
2,540
774
4,000
1,220
75
505
154
1,280
390
2,030
619
3,200
976
90
421
128
1,065
325
1,690
515
2,670
814
105
361
110
915
279
1,450
442
2,285
697
120
315
96
800
244
1,270
387
2,000
610
135
281
86
710
216
1,125
343
1,780
543
150
252
77
640
195
1,015
309
1,600
488
165
229
70
580
177
920
280
1,455
444
180
210
64
530
162
845
258
1,335
407
195
194
59
490
149
780
238
1,230
375
210
180
55
455
139
725
221
1,145
349
225
168
51
425
130
675
206
1,065
325
*See module current ratings chart for current drawn by each module attached to the secur-bus.
Rmax =
1.25
ohms
Imax
Amps
Distance =
Rmax × 1,000
feet
2(wire resistance in ohms per 1,000
feet)
Содержание MR-2605
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