Application Brochure

7 of 12
- Application
A 360-4
03/09
Copyright ©2009 A 360-4 03/09
Mixing Control 360
M
M
M
M
DHW
Tank
Outdoor
Sensor (S2)
070
Class 2
Transformer
120 V (ac)
24 V (ac)
360
Boiler
Sensor
(S1) 082
P3
A1
P1
V1
P2
Mix
Sensor
(S3) 082
C1
A2
R1
T1
Z1
T2
Z2
T3
Z3
Mechanical
Note:
This is only a concept drawing. The designer must determine whether this application will work in his system and must ensure compliance with
code requirements. Necessary auxiliary equipment, isolation relays (for loads greater than the specified tekmar internal relay ratings), and other safety
and limit devices must be added.
Boiler
S1
S3
S2
C
R
1
Com
C
2
Opn
3
Cls
A1
P3
A2
R1
3
4
6
5
7
2
1
8
P1
P2
Zone Valve
Motor End
Switches
Z1
Z2
Z3
24 V (ac)
120 V (ac)
Class 2
Transformer
N
L
U1
10A
360
12 4 6 10
78
Mixing
Demand
L N Pmp
Sys
R
Cls
Boiler
3
Power
5
9
11
R
Opn
C
Do not apply power
13 14 15 16 17 18
Com
Sw
UnO
Com
Boil
Out
12
Indr
10A
N
Mix
Powered Output
30% Enable
Return
10% Enable
Boiler Sensor
Supply
Installer
Advanced
= Required
= Optional
= Not Used
Electrical
A1 = DHW Aquastat
A2 = DHW High Limit Aquastat
C1 = Actuating Motor 741
P1 = Boiler Pump
P2 = Mixing System Pump
P3 = DHW Pump
R1 = Relay 003
S1 = Boiler Supply Sensor 082
S2 = Outdoor Sensor 070
S3 = Mix Supply Sensor 082
T1, ..., T3 = Thermostats
U1 = tekmar Timer 033 (optional)
V1 = 3-Way Mixing Valve
Z1, ..., Z3 = Zone Valve Motor End Switches
C1