ZONE CONTROLS WIRE GUIDE J8680 REV - Taco-Hvac
ZONE CONTROLS WIRE GUIDE J8680 REV - Taco-Hvac
ZONE CONTROLS WIRE GUIDE J8680 REV - Taco-Hvac
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PC700 and PC705 Controls Connected to 2 EXP Switching Relays<br />
OUTDOOR<br />
SENSOR<br />
SWITCH SETTINGS<br />
BOIL OUT<br />
SEN SEN<br />
PC700<br />
<strong>ZONE</strong><br />
CONTROL<br />
BOILER SENSOR<br />
Master/Slave: Master<br />
Reset/Normal: Reset<br />
Priority Zone: On or Off<br />
POWER<br />
CONTROL<br />
INTERFACE<br />
24 VAC<br />
POWER<br />
SLAVE<br />
MASTER<br />
1 2 3 4<br />
EXPANSION<br />
120V RELAY<br />
PLUG-IN CARDS<br />
RESET NORMAL<br />
X X<br />
END<br />
SWITCH<br />
ZC ZR<br />
T<br />
THERMOSTATS<br />
<strong>ZONE</strong> 1 <strong>ZONE</strong> 2 <strong>ZONE</strong> 3 <strong>ZONE</strong> 4<br />
SR 504-EXP<br />
FOUR <strong>ZONE</strong> SWITCHING RELAY<br />
WITH OPTIONAL PRIORITY<br />
<strong>ZONE</strong> 4<br />
PRIORITY<br />
ON<br />
OFF<br />
<strong>ZONE</strong>1 <strong>ZONE</strong>2 <strong>ZONE</strong>3 <strong>ZONE</strong>4 POWER<br />
120 VOLT CIRCULATORS INPUT<br />
MASTER<br />
POWER<br />
<strong>ZONE</strong> 1<br />
<strong>ZONE</strong> 2<br />
<strong>ZONE</strong> 3<br />
<strong>ZONE</strong> 4<br />
FUSE 1 AMP<br />
TO: "TT" ON BOILER<br />
JUMPER<br />
120 VAC INPUT<br />
BOILER<br />
OUTDOOR<br />
SENSOR<br />
BOIL<br />
SEN<br />
PC705-2<br />
SUP OUT<br />
SEN SEN<br />
<strong>ZONE</strong><br />
CONTROL<br />
SUPPLY SENSOR<br />
BOILER SENSOR<br />
GREEN/GROUND<br />
RED<br />
BLUE<br />
BLACK<br />
(SEE NOTE B<br />
ON PAGE 23)<br />
SYSTEM<br />
CIRCULATOR<br />
INJECTION<br />
CIRCULATOR<br />
SWITCH SETTINGS<br />
Master/Slave: Slave<br />
Reset/Normal: Normal<br />
Priority Zone: No Priority<br />
24 VAC<br />
POWER<br />
SLAVE<br />
MASTER<br />
1 2 3 4<br />
EXPANSION<br />
120V RELAY<br />
PLUG-IN CARDS<br />
RESET NORMAL<br />
X X<br />
END<br />
SWITCH<br />
ZC ZR<br />
T<br />
THERMOSTATS<br />
<strong>ZONE</strong> 1 <strong>ZONE</strong> 2 <strong>ZONE</strong> 3 <strong>ZONE</strong> 4<br />
SR 504-EXP<br />
FOUR <strong>ZONE</strong> SWITCHING RELAY<br />
WITH OPTIONAL PRIORITY<br />
<strong>ZONE</strong> 4<br />
PRIORITY<br />
ON<br />
OFF<br />
<strong>ZONE</strong>1 <strong>ZONE</strong>2 <strong>ZONE</strong>3 <strong>ZONE</strong>4 POWER<br />
120 VOLT CIRCULATORS INPUT<br />
SLAVE<br />
POWER<br />
<strong>ZONE</strong> 1<br />
<strong>ZONE</strong> 2<br />
<strong>ZONE</strong> 3<br />
<strong>ZONE</strong> 4<br />
FUSE 1 AMP<br />
JUMPER<br />
SYSTEM CIRCULATOR<br />
(OPTIONAL LOCATION)<br />
(SEE NOTE A ON PAGE 23)<br />
H<br />
N<br />
120 VAC INPUT<br />
27
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