valent VX Series Reference Guide

Valent VX Series Controller 55
Appendix F: Factory ModBus Connections
UNIT CONTROLLER
GND
Rx+
GND
I/O EXPANSION FURNACE 1
NET
B
GND
PWR
NET
A
NET
B
GND
PWR
NET
A
NET
B
GND
PWR
NET
A
NET
B
GND
PWR
NET
A
J26
TERM
GND
J24
+V
+
_
COM
AIRFLOW
SHIELDED CABLE
SHIELDED CABLE
SHIELDED CABLE
FURNACE 2
COMPONENTS MOUNTED AND WIRED BY FACTORY
COMPONENTS FIELD MOUNTED AND WIRED IN ROOM/SPACE
MAIN UNIT CONTROL CENTER
FURNACE CONTROL CENTER
(OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL)
ROOM THERMOSTAT 1 ROOM THERMOSTAT 2 ROOM THERMOSTAT 3
ROOM THERMOSTAT 4
(OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL)
SHIELDED
NETB
GND
PWR
NETB
GND
PWR
NETA NETA
FIELD WIRING
FACTORY WIRING
SHIELDED CABLE
FACTORY MODBUS CONNECTIONS
DRWG:2948063-00
Tx-
Rx+
CABLE
SHIELDED
CABLE
INVERTER EEV
(OPTIONAL)
MONITORING 1
AIRFLOW
MONITORING 2
Tx-
Rx+
GND
Tx-
+
_
COM
Rx+
GND
Tx-
Rx+
GND
Tx-
SHIELDED
CABLE
SHIELDED
CABLE
SHIELDED
CABLE
SHIELDED
CABLE
SHIELDED
CABLE
RS485
INVERTER DRIVE
(OPTIONAL)
COMPRESSOR
REFRIGERATION
SERVICE COMPARTMENT
GROUND
SHIELD
SNIPPED

valent VX Series Specifications

General

Brand	valent
Model	VX Series
Category	Air Handlers
Language	English