450500 Wiring Chart, Topvex
WI \ 450500
Wiring chart for Topvex external accessories
(VAV Kit)
Pressure transmitter exhaust air *****
Outdoor Air Damper **
Sum Alarm Output
2
2
24V AC
1
24V AC
1
+
EA
11
12
10
10
14
31
30
+
Pressure transmitter supply air *****
(VAV Kit)
- ~
SA
+ ~
0-10V
+ ~
0-10V
- ~
AI1
Agnd
Extended Operation Input
Fire Alarm Input
External Switch Input
Sensor CO2 ****
24V AC
0-10 V
G0
Sensor Supply Air *
PT1000
2
1
Over heat alarm, electric heater ***
Over heat protection, electric pre heater ***
10
10
10
15
16
10
17
DO1 Max 2A
G
Exhaust Air Damper **
2
24V AC
1
34
30
AI3
Agnd
Sensor Outdoor Air ***
PT1000
2
1
G
Ref
AO
30
35
G0
G
CO2
Agnd
AI4
40
40
41
G
UAI1
42
G
UAI2
DO2 Max 2A
DO4 Max 2A
DO5 Max 2A
DO6 Max 2A
DO7 Max 2A
50
51
52
53
B+
A+
N
E
4
71
C+
DI1
4
C+
72
DI2
4
C+
74
DI4
4
C+
75
DI5
4
C+
76
DI6
BACnet MS/TP (configured by default)
G
90
5
UI1
GND
6
7
8
UI2
GND
40
44
Agnd
UAI3
40
45
Agnd
UAI4
Sensor Hydronic Re-Heat
PT1000
2
1
PT1000
2
1
4
44
4
45
UDI4
C+
UDI3
C+
90
94
Agnd
AO4
Hydronic Re-Heat Valve & Actuator ***
AO3
93
2
1
3
24V AC
0-10 V
G
90
Hydronic Pre-Heat Valve & Actuator ***
AO5
95
2
1
3
24V AC
0-10 V
OR
OR
UI from Expansion Units PTE/PTS
* Sensor Supply Air is shiped loose with every unit and has to be duct
mounted at time of installation. Configured by default on AI1.
** Outdoor and Exhaust Air Damper outputs are configured by default
on DO2 and DO4 respectivelly. Motorized dampers are not included
with the unit but are offered as accessories. See unit accessories list on
website for more information.
*** Sensor Outdoor Air is included in pre heat accessories (electric or
hydronic) and must be configured on installation.. See installation
instructions
Sensor Hydronic Re-Heat Frost Protection and Pre-Heat Frost
Protection are included in the hydronic re-heat and pre-heat
accessories and must be configured on installation. See installation
instructions
Hydronic Re-Heat and Pre-Heat Valve & Actuator must be
configured on installation. See installation instructions. Valves and
acuators are not included with the unit but are offered as accessories.
See unit accessories list on website for more information.
**** Sensor CO2 is not included with the unit but is offered as an
accessory. See unit accessory list on website for more information.
***** Fan control is configured for constant air volume (CAV) by default on all
units but can be configured on install for variable air volume (VAV) with
the addition of duct mounted pressure transmiters (VAV Kit).
VAV kit is not included with the unit but is offered as an accessory.
See unit accessories list on website for more information.
Frost Protection ***
Sensor Hydronic Pre-Heat
Frost Protection ***
DO
G
DO
G
DO
G
DO
G
DO
G
DO
Agnd
Agnd
Agnd
Agnd
EFP Damper **
2
24V AC
1