Specifications

86
Diagrams are for reference only.
Consult the appropriate installation sheet for wiring details.
TM
REFERENCE SECTION
SIGNATURE DATA CIRCUIT MAXIMUM WIRE LENGTH CALCULATIONSSIGNATURE DATA CIRCUIT MAXIMUM WIRE LENGTH CALCULATIONS
SIGNATURE DATA CIRCUIT MAXIMUM WIRE LENGTH CALCULATIONSSIGNATURE DATA CIRCUIT MAXIMUM WIRE LENGTH CALCULATIONS
SIGNATURE DATA CIRCUIT MAXIMUM WIRE LENGTH CALCULATIONS
Table C-5: Longest allowable circuit path with 11 to 15 SIGA-UMs or SIGA-MABs configured for 2-wire smokes
Signature
detector
addresses
Signature
module
addresses
Maximum wire distance using nontwisted, nonshielded wire pairs
18 AWG 16 AWG 14 AWG
ft m ft m ft m
1–25 0 3931 1198 6245 1903 9932 3027
26–50 0 3427 1045 5444 1659 8659 2639
51–75 0 2928 892 4651 1418 7397 2255
76–100 0 2432 741 3864 1178 6145 1873
101–125 0 1941 592 3083 940 4903 1495
0 1–25 3247 990 5158 1572 8204 2501
1–25 1–25 2722 830 4324 1318 6878 2096
26–50 1–25 2202 671 3498 1066 5563 1696
51–75 1–25 1686 514 2678 816 4259 1298
76–100 1–25 1174 358 1865 568 2966 904
101–125 1–25 666 203 1058 323 1683 513
0 26–50 2204 672 3502 1067 5570 1698
1–25 26–50 1664 507 2644 806 4205 1282
26–50 26–50 1129 344 1793 547 2852 869
51–75 26–50 598 182 950 289 1511 460
76–100 26–50 71 22 113 34 179 55
101–125 26–50
0 51–75 1263 385 2007 612 3192 973
1–25 51–75 710 216 1128 344 1794 547
26–50 51–75 161 49 256 78 407 124
51–75 51–75
76–100 51–75
101–125 51–75
0 76–100
1–25 76–100
26–50 76–100
51–75 76–100
76–100 76–100
101–125 76–100
0 101–125
1–25 101–125
26–50 101–125
51–75 101–125
76–100 101–125
101–125 101–125