ZONE CONTROLS WIRE GUIDE J8680 REV - Taco-Hvac
ZONE CONTROLS WIRE GUIDE J8680 REV - Taco-Hvac
ZONE CONTROLS WIRE GUIDE J8680 REV - Taco-Hvac
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
SR502/503 Switching Relay Controlling Another SR502/503 Switching Relay<br />
MASTER<br />
AQUASTAT<br />
ON DHW<br />
HEATER<br />
A<br />
T<br />
T<br />
PRIORITY ON<br />
VIA JUMPER<br />
PLACEMENT<br />
24 VAC<br />
POWER<br />
SR 503<br />
<strong>ZONE</strong>1 <strong>ZONE</strong>2 <strong>ZONE</strong>3<br />
THREE <strong>ZONE</strong> SWITCHING RELAY<br />
WITH OPTIONAL PRIORITY<br />
FUSE 1 AMP<br />
POWER<br />
<strong>ZONE</strong> 1<br />
<strong>ZONE</strong> 2<br />
<strong>ZONE</strong> 3<br />
N P ZC H<br />
JUMPER<br />
X 2<br />
X 1 ZR<br />
<strong>ZONE</strong>1 <strong>ZONE</strong>2 <strong>ZONE</strong>3<br />
N<br />
H<br />
120 VAC POWER<br />
DHW<br />
HEATER<br />
CIRCULATOR<br />
120 VOLT<br />
CIRCULATORS<br />
SLAVE<br />
T<br />
T<br />
T<br />
PRIORITY OFF<br />
VIA JUMPER<br />
PLACEMENT<br />
24 VAC<br />
POWER<br />
SR 503<br />
FUSE 1 AMP<br />
N P ZC H<br />
JUMPER<br />
<strong>ZONE</strong>1 <strong>ZONE</strong>2 <strong>ZONE</strong>3<br />
THREE <strong>ZONE</strong> SWITCHING RELAY<br />
WITH OPTIONAL PRIORITY<br />
X ZR 1<br />
<strong>ZONE</strong> 1<br />
<strong>ZONE</strong> 2<br />
<strong>ZONE</strong> 3<br />
X 2<br />
<strong>ZONE</strong>1 <strong>ZONE</strong>2 <strong>ZONE</strong>3<br />
POWER<br />
BOILER<br />
120 VOLT CIRCULATORS<br />
TO: "TT" ON AQUASTAT CONTROL<br />
5
Change language