Application Brochure

5 of 12
- Application
Mixing Control 360
A 360-3
03/09
Copyright ©2009 A 360-3 03/09
Mechanical
M
DHW
Tank
Class 2
Transformer
120 V (ac)
24 V (ac)
Outdoor
Sensor (S2)
070
360
P1
Mix
Sensor
(S3) 082
Boiler
Sensor
(S1) 082
C1
V1
P2
A1
A2
R4
Z1Z2Z3
R1R2R3
T3 T2 T1
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
3
4
6
5
7
2
1
8
3
4
6
5
7
2
1
8
3
4
6
5
7
2
1
8
R1
R2
R3
Z1
Z2
Z3
T3
T2
T1
3
4
6
5
7
2
1
8
24 V (ac)
120 V (ac)
Class 2
Transformer
N
L
P1
A1
A2
P2
R4
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 = DHW Pump
R1, ..., R4 = 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 = 4-Way Mixing Valve
Z1, ..., Z3 = Zone Pumps
1
Com
C
2
Opn
3
Cls
C1