Honeywell TrueSTEAM - The Unit Wired to a Dedicated Fan;Blower; The Unit Wired to a Humidistat in a Zoned Application; The Unit Wired to a Thermostat in a Zoned Application; Appendix B: Advanced Wiring

TrueSTEAM Humidification System
 25 69-2285EFS—03
APPENDIX B: ADVANCED WIRINGAPPENDIX A: REMOTE INSTALLATION
TrueSTEAM nozzle must be injected
into a dedicated duct box. Do not
leave nozzle exposed.
• Required4in.clearancefrom
nozzle to any duct surface.
• Required24in.openairspace
downstream from nozzle.
• Installfan/bloweronupstream
end of duct box.
• Installagrilleondownstream
end of duct box.
TrueSTEAM wired to a dedicated fan/blower.
TrueSTEAM wired to a humidistat in a zoned application.
TrueSTEAM wired to a thermostat in a zoned application.
2
2
M28715
GF
GT
G
R
HUM
HUM
HUM
HUM
R
C
24V
24V
TrueIAQ
HZ432
PANEL
OPTIONAL
AIR PROVING
SWITCH
IF AIR PROVING SWITCH IS USED,
SET TRUESTEAM DIP 4 DOWN AND DIP 5 UP.
CONNECT THE THERMOSTATS, DAMPERS, TRANFORMERS AND
SENSOR WIRES AS SHOWN IN THE TRUEZONE HZ432 PANEL
INSTRUCTIONS.
IN TRUEIAQ INSTALLER SETUP, SET ISU #25 TO 3.
3
3
1
1
CG
R
W
Y
C
RH
W1/E
Y1
M28716
GF
GT
G
R
OPTIONAL
AIR PROVING
SWITCH
VisionPRO IAQ
ZONE 1
2
CONNECT THE THERMOSTATS, DAMPERS,
TRANFORMERS AND SENSOR WIRES AS SHOWN
IN THE TRUEZONE HZ432 PANEL INSTRUCTIONS.
IN VISIONPRO IAQ INSTALLER SETUP, SET
ISU #0374 TO 3.
3
3
1
IF AIR PROVING SWITCH IS USED, SET TRUESTEAM
DIP 4 DOWN AND DIP 5 UP.
1
C
G
R
W
Y
C
RH
W1/E
Y1
HUM
HUM
HUM
HUM
R
C
W1
Y1
G
R
C
W
Y
G
1
2
3
1
2
3
2
HZ432
PANEL
1
1
2
M28714
HUM
HUM
HUM
HUM
R
C
GF
BLACK
OPTIONAL
AIR PROVING SWITCH
C
C
C
L1
RED
L2120 VAC
120 VAC
R
24V
24V
20VA
TRANSFORMER
# AT120
GENERAL PURPOSE
SPST RELAY
# R8222
FAN / BLOWER
MINIMUM 250 CFM
IN TRUEIAQ INSTALLER SETUP, SET ISU #25 TO 3.
IF AIR PROVING SWITCH IS USED, SET TRUESTEAM DIP 4 DOWN AND DIP 5 UP.
2