20
3. If the installation calls for an on-site computer to be directly
4. Install a 24vac 40va dedicated transformer for each individual
Command Center, and wire to terminals “G” and “B.” Power supply
voltage on G and B should be 24 to 28vac.
6. The only sensor connected to the Command Center is the Outside Air
Sensor (OA), which is Part #
OLAT
. The Outside Air Sensor is not
polarity sensitive.
The outside air temperature is displayed on the SYSTEM screen in the
7. The twisted pair communication wire (Belden 8740) is to be daisy
chained to each communicating device, which is controlled by the
each Command Center is to have a dedicated communication loop.
The communication loop is polarity sensitive on RX and TX. Wire
nuts are never to be used on the communication wire. When
making connections, use screw type terminal strips or solder.
NOTE: for systems with potential electrical interference, such as
large transformers, VFDs, etc, use shielded twisted pair (Belden
8450) for the communications loop.
ZONEXCOMMANDER (PLUS) INSTALLATION INSTRUCTIONS
Fig. 1
ZONEXCOMMANDER (ZPTCIP / CZNXIP)
ZPTCIP/CZNXIP Command Centers
1. Install the Command Center on a wall or mounting board in a
non-condensing.
dry interior space where the temperatures will be between 32-125°
2. When additional Command Centers are used, mount all together
on the same wall or mounting board.
connected to the Command Center, the computer must be located
5. For system TCIP configuration, you must provide a 120vac outlet
for the power supply.
Commander
program.
specific Command Center. When multiple Command Centers are used,
within 10 feet of the Command Center.
