Taco Sr501 Wiring Relay


799D2 Taco Relay Wiring Diagram | Digital Resources



Taco Sr501 Wiring Relay - The single zone switching relay is UL and CSA listed, uses a standard “ice cube” replaceable relay and is compatible with conventional and programmable thermostats. External indicator lights provide instant diagnostic feedback, making a snap of service calls or new installation start-ups. Special SR501-845RP contractor multi-packs also. Taco Switching Relays combine clearly-labeled PC board layouts with advanced features that allow you to completely customize your system. And whether you;re using basic priority switching, Taco Plug-In PowerPort Cards or add-on power controls, tailoring the system has never been easier. Taco Switching Relays come in SR501, SR502, SR503, SR504, and SR506 models.. Taco SR501 - 1 Zone Switching Relay - Taco Switching Relays combine clearly-labeled PC board layouts with advanced features that allow you to completely customize your system. And whether you're using basic priority switching, Taco Plug-In PowerPort Cards or add-on power controls, tailoring the system has never been easier. External indicator lights give you instant diagnostic.

The All New . . . TACO ZONE CONTROLS WIRING GUIDE Pages Switching Relays – Single Zone Wiring 2 – 4 SR501-4 Switching Relay Wiring TYPICAL WIRING (COLD START) ONE ZONE SWITCHING RELAY TACO 3 WIRE ZONE VALVE 1 2 3 JUMPER 3 & 4 3 DHW A AQUASTAT 4. 5 NOTE: Tankless coil has priority.. Taco SR501-EXP-4 Expandable Switching Relay - 1 Zone with Priority $208.10 $122.95  Energy savings and increased comfort can be easily achieved in any new or existing system by plugging a PC700 Outdoor Reset Power Control into the SR501-EXP.. wiring for errors. For information on Taco’s Switching Relays (SR) including catalog sheet, instruction sheets, Visio stencils and our highly praised Zone Controls Wiring Guide, scan the QR code to the right or go to SR501 Switching Relay Controlling 2 SR504/506 Switching Relays.

The 1 zone switching relay is an excellent choice for all your zoning needs. The unit comes with external diagnostic lights, and is 100% factory tested. Can SR501 fail so that zone stays ON regardless of thermostat? In my opinion the taco switching relays are easier to wire then the Honeywell models. Date published: 2019-04-24.. SR501 can power a zonevalve Yes, you can power the zonevalve and the thermostat using the SR501 single zone relay. Keep in mind you have less then 15VA to work with, because we do need to pull in the relay also. Bring the thermostat into the R, and W terminals, and use the W and com terminals to power the valve..

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