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
OCOM
n
Binary Output - 24 VAC Triac
(Internal Power)
Connects OCOMn to 24~ COM
when activated.
Internal Power Source:
30 VAC maximum voltage to
load
0.5 A maximum output current
1.3 A at 25% duty cycle
40 mA minimum load current
See Guideline C in Table 4.
Analog Output - Voltage Mode
(0–10 VDC)
10 VDC maximum output
voltage
10 mA maximum output current
External 1k to 50k ohm load
required
See Guideline A in Table 4.
OUT
n
Binary Output 24 VAC Triac
Connects OUT to OCOM when
activated.
External Power Source:
30 VAC maximum voltage to
load
0.5 A maximum output current
1.3 A at 25% duty cycle
40 mA minimum load current
See Guideline C in Table 4.
CONFIGURABLE
(Outputs)
OCOM
n
Analog Output Signal
Common
: All Configurable
Outputs defined as Analog
Outputs share a common,
which is isolated from all other
commons except the Binary
Input common.
Same as (Configurable)
OUT
n
.
FX-PCV1615/1626/1628/1630 Programmable VAV Box Controllers Installation Instructions
16