Taco 502 4 Switching Relay Wiring Diagram


2-Zone Switching Relay w/ Priority



Taco 502 4 Switching Relay Wiring Diagram - TACO SR503-4 SWITCHING RELAY INSTALLATION INSTRUCTIONS [PDF] (2010) and wiring diagrams Watch out : take care about which zone is connected to which zone terminal in this control and to how you specify the priority setting switch for that zone.. SR506-EXP-4 Switching Relay 102-365 SUPERSEDES: March 1, 2013 EFFECTIVE: December 20, 2013 For more wiring diagrams, visit www.taco-hvac.com. Taco, Inc. will repair or replace without charge (at the company’s option) any product or part which is proven defective under normal use. Wiring. SRHC-4 – One Zone Switching Relay with or without Boiler Enable NOTE: When using Alternative Wiring diagram, refer to important NOTE and WARNING in.The All New TACO ZONE CONTROLS WIRING GUIDE Pages Switching Relays – Single Zone Wiring 2 – 4 SR 1 Zone Switching Relay SRHC-4 1 or 2 Zone Switching Relay,High Current Capacity When.

Jan 11, 2020  · Taco Valve Wiring Diagram Taco SR501-4 - 1 Zone Switching Relay - Taco SR501 Single zone switching relay is a standard equipment for every installer. It can easily replace any brand made by any manufacturer, and will even fit into the existing metal enclosure without rewiring. Ecobee3 With Taco Sr502 4 Doityourself Com Community Forums Wiring For Circulators Taco Sr502 Wiring Diagram 2 Zone; Taco Tsr502 4 Two Zone Switching Relay GE Wiring Diagrams Taco Sr502 Wiring Diagram 2 Zone; Taco Relay Wiring Get Rid Of Wiring Diagram Problem Honeywell Wiring Diagrams Taco Sr502 Wiring Diagram 2 Zone; Nest Install Power. Wire Diagram for Taco Zone Valves Taco Zone Sentry Zone Valves provide on-off, normally open or normally closed control in both open and closed hydronic systems. The valves can be used in a wide variety of heating and non-condensing cooling applications, primarily designed for use with baseboard, fan coils, radiators, convectors, air handlers.

Aug 02, 2008  · Wiring Aquastat and Switch Relay ZC and ZR? 9 posts • Page 1 of 1 and have come across wiring diagram on the TACO SR506 switching relay which conflicts with the diagram descriptions on how to wire the relay to the Honeywell L8124A Aquastat. Does the ZC on the Aquastat go to the ZC on the SR506 switching relay? The diagram below (June 1. Taco SR503 Wiring Manual (104 pages) ZONE CONTROLS, Switching Relays/ with PowerPort Options and Expandable to 20 Zones, Zone Valve Controls/with PowerPort Options and Expandable to 20 Zones, Plug-In PowerPort Cards, Add-On Power Controls, Fan Controls Brand. Taco Thermostat Wiring Heat I ran new 18/3 wire from the Nest to the Taco. I used the Taco supplied cross reference chart to wire it up. All is good, the Nest has a constant 3.93 volts. I'm 99.99% sure I did everything correct because the heat comes on, the Nest works, the Taco red light goes on when a call for heat is made. P.S..

It would be better for you if you just got another RA89A switching relay instead of the Taco and wire it exactly like zone 1 for zone 2. Unless there is some reason for that circulator to only run when the burner is off I would just remove that wire from W on the aquastat. On the R89A- 2 is neutral, 1&3 are hot and 4 goes to the circulator.. Select the Diagram that Matches your System Configuration on Pages 4, 5 or 6 or equipment damage, disconnect power supply before installing or servicing this control. 4 Connect thermostat or end switch from zone relay or multi-zone panel to T-T. Connect Setting the Zone/Indirect Switch See WIRING on page 4-6. 7 SETTING THE CONTROL. Taco Sr504 Wiring Diagram Taco SR501-4 - 1 Zone Switching Relay - Taco SR501 Single zone switching relay is a standard equipment for every installer. It can easily replace any brand made by any manufacturer, and will even fit into the existing metal enclosure without rewiring.

SR series enhanced switching relays by Taco are the best choice in the industry for zoning with circulators. Relay acts as intermediary between the boiler, 115V circulator pump(s) and 24V thermostat(s), allowing to control several pumps using a single thermostat, or, if the system has several zones, use multiple thermostats to control particular sets of one or more circulators.. Switching Relay Wiring Diagrams ZONE 1 ZONE 2 ZONE 3 FUSE 1 AMP Z ONE 1 ZONE 2 ZONE 3 POWER ZONE 1 ZONE 2 N P ZC H X1 X2 R COM / 24 VAC Switching Relay SR-502/503 Water Heater Circulator Switching Relay R8845U and SR 501 L1 L2 COM N.O. A B R(T) W(T) T T T Switching Relay Transformer Thermostat Burner TV T Z C1 C2 L1 L2 B1 B2 120 Volt Boiler.

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