Shape.hlp!#9000 Copyright © 1997 Visio Corporation. All rights reserved.
Copyright © tekmar Control Systems Ltd. 2000
M
Combustion Air
Damper
2
7
3
6
4
5
8
1
XX
Boiler
T
High
Low
Mod
+
–
741 Motor
C
742
Y
U
-
Feed
R
in
back
CCW
CW
2-10V
0-10V
To other
tN4 devices
tN4
120V (ac)
N
L
Class 2 Transformer 24V (ac)
Heat Pump
Comprsor
Fan
Reverse
Power
Common
G
O
AHU
Cooling
Z2