TriangleTube Delta - Page 36

30
External Wiring
T
T
To MODULATING DELTA
Low Voltage
Terminal Strip
Circulator
Zone 1
Thermostat
z
one 1
Honeywell
R
845A
Relay
120
H
VAC
N
Circulator
Zone 2
Thermostat
zone 2
Additional zones may be
added as shown above
7
8
6
2
1
4
3
5
6
2
1
4
3
5
T
T
TT
Fig. 16: Field Wiring Using Zone Circulators.