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Johnson Controls FX-PCV1615 User Manual

Johnson Controls FX-PCV1615
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Maximum wire length by current and wire size
Figure 8: Maximum wire length by current and wire size
Communication bus and supply power table
Table 5: Communication bus and supply power terminal blocks, functions, ratings,
requirements, and cables
Terminal block/Port
label
Terminal
labels
Function, electrical
ratings/Requirements
Recommended cable
type1
1
+
-
FC Bus Communications
COM Signal Reference (Common)
for bus communications
FC BUS2
2
SHLD Isolated terminal (optional
shield drain connection)
0.6 mm (22 AWG)
stranded, 3-wire
twisted, shielded cable
recommended
+
-
SA Bus Communications
COM SA Bus Signal Reference and
15 VDC Common
SA BUS
2
SA PWR 15 VDC Supply Power for
Devices on the SA Bus
0.6 mm (22 AWG)
stranded, 4-wire (2
twisted-pairs), shielded
cable recommended
Note: The + and -
wires are one twisted
pair, and the COM
and SA PWR wires are
the second twisted
pair.
FX-PCV1615/1626/1628/1630 Programmable VAV Box Controllers Installation Instructions18

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Johnson Controls FX-PCV1615 Specifications

General IconGeneral
BrandJohnson Controls
ModelFX-PCV1615
CategoryController
LanguageEnglish

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