CONTROL SYSTEM
TC-15001-rev.3
6-11
3. Peel the insulation at the end of the cable and
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$WWDFKWKHFRQWUROOHUWRWKHKROGLQJEUDFNHW%HFDUHIXOQRWWRSLQFKWKHFDEOH
when attaching it.
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B. When Using Steel Box
Implanted Steel Box
(option, M size)
Implanted Steel Box
(option, S size)
M4 Screws
(Field-Supplied)
Connect the terminals.
Remove
the protection film.
2. Lead the cable through the conduit tube in
the wall.
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(OHFWULFDO:LULQJ
:LULQJ([DPSOH8VLQJDVKLHOGHGFRPPXQLFDWLRQFDEOH
$77(17,21
$OZD\VPDNHVXUHWRWXUQ2))WKHSRZHURIWKHLQGRRUXQLWZKHQSHUIRUPLQJHOHFWULFDOZLULQJZRUN
3HUIRUPLQJHOHFWULFDOZLULQJZRUNZLWKWKHSRZHURQFDQGDPDJHWKHFLUFXLWERDUGVRIWKHLQGRRUXQLWDQG
the controller.
A. Use a AWG 22(0.12mm
2
) to AWG 18(0.82mm
2
) cable for connections. Communication cabling shall be a
minimum of 18-Gauge, 2-Conductor, Stranded Copper. Shielded cable must be considered for applications
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potential for communication errors. When shielded cabling is applied, proper bonding and termination of the
cable shield is required as per Johnson Controls guidelines. Plenum and riser ratings for communication
cables must be considered per application and local code requirements. The maximum total cable length
is 98 ft. 4-13/16 in. (30m). If the total cable length exceeds 98 ft. 4-13/16 in. (30m), use a communication
cable with a shield tube. (1P - AWG 18 (0.82mm
2
). In this case, the maximum total cable length is 1640 ft.
6 in. (500m).
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(OHFWURPDJQHWLF,QWHUIHUHQFH(0,
B. Keep a distance of more than 11-13/16 inches (30cm) between the transmission line (controller cable and
communication cables) and power source of the indoor units.
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of effects of power source noise.
NOTICE
Max. 16 Indoor Units
Controller
A
B
A
B
Controller
(Secondary)
M3
Screws
Electrical Box
of Indoor Unit
Electrical Box
of Indoor Unit
Terminal Board
Terminal Board
M3.5
Screws
M3.5
Screws
Shield Communication Cable: 1P- AWG 18 (0.82mm
2
) or more
A
A
B
B
Summary of Contents for HIDH018B21S
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Page 668: ... 2015 Johnson Controls Inc TC 15001 rev 3 Code No LIT 12012244 Revised December 2016 ...