Table 3: I/O terminal blocks, functions, ratings, requirements, and cables
Terminal block
label
Terminal
labels
Function, ratings, and
requirements
To determine wire size and
maximum cable length
Binary Output Signal
Common
: All Configurable
Outputs defined as Binary
Outputs are isolated from all
other commons, including other
Configurable Output commons.
Table 4: Cable Length Guidelines for Recommended Wire Sizes
Guideline
Wire Size/Gauge and
Type
Maximum Cable
Length and Type
Assumptions
1.0 mm (18 AWG)
stranded copper
457 m (1,500 ft) twisted
wire
0.8 mm (20 AWG)
stranded copper 297 m
(975 ft) twisted wire
297 m (975 ft) twisted
wire
0.6 mm (22 AWG)
stranded copper 183 m
(600 ft) twisted wire
183 m (600 ft) twisted
wire
A
0.5mm (24 AWG) stranded
copper 107 m (350 ft)
twisted wire
107 m (350 ft) twisted
wire
100 mV maximum
voltage drop
Depending on the
cable length and the
connected input or
output device, you may
have to define an offset
in the setup software
for the input or output
point.
1.0 mm (18 AWG)
stranded copper
229 m (750 ft) twisted
wire
0.8 mm (20 AWG)
stranded copper 297 m
(975 ft) twisted wire
137 m (450 ft) twisted
wire
0.6 mm (22 AWG)
stranded copper 183 m
(600 ft) twisted wire
91 m (300 ft) twisted
wire
B
0.5 mm (24 AWG)
stranded copper 107 m
(350 ft) twisted wire
61 m (200 ft) twisted
wire
100 mV maximum
voltage drop
Depending on the
cable length and the
connected input or
output device, you may
have to define an offset
in the setup software
for the input or output
point.
C
See Figure 8 to select wire
size/gauge.
Use stranded copper wire.
See Figure 8 to
determine cable
length.
Use twisted wire cable.
N/A
17
FX-PCV1615/1626/1628/1630 Programmable VAV Box Controllers Installation Instructions