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5/23/2021
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Owner's Manual Programmable SunStat Control
500670-SB
January 25, 2010
News Releases
By SunTouch® A division of Watts Water Technologies, Inc.
Model 500670 Dual Voltage – 120/140 VAC
Owner's Manual
Your new SunStat Pro thermostat 500670-SB is designed to control the voltage to
either a 120VAC or 240VAC resistive floor warming system.
Please follow this manual for complete installation and operation instructions.
If you have any questions or comments, try calling Technical Support at
1-877-880-8453 (TILE).
Make sure you are qualified and are familiar with house wiring.
This is a line voltage device that could cause serious injury or damage if improperly
installed.
https://www.flooringsupplyshop.com/blog/information-for-suntouch-radiant-floor-heating/owners-manual-programmable-sunstat-control-500670-sb/
Owner's Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog
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Summary of Contents for Watts Industries SunTouch SunStat Pro 500670-SB

  • Page 1 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Search store Home Blog Owner’s Manual Programmable SunStat Control 500670-SB January 25, 2010 News Releases By SunTouch® A division of Watts Water Technologies, Inc. Model 500670 Dual Voltage – 120/140 VAC Owner’s Manual Your new SunStat Pro thermostat 500670-SB is designed to control the voltage to either a 120VAC or 240VAC resistive floor warming system.
  • Page 2 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Dimensions Face Size Overall Size Width : 2 7/8″ Width : 2 7/8″ Height : 4 9/16″ Height : 4 9/16″     Depth : 13/16″ Depth : 1 3/4″ 1.
  • Page 3 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog ALWAYS: Wire all circuits as Class 1, Electric Light and Power Circuits. ALWAYS: Wire all circuits with insulation rated 600V minimum. ALWAYS: Mount this control only to a grounded metallic box or a nonmetallic box. ALWAYS: Use power supply wires suitable for at least 90°C.
  • Page 4 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Connect Wires 1. Match and connect the two wires marked “LINE1” and “LINE2” to the power supply wires using the wire nuts provided. 2. Gently tug on the wires to make sure they are secure, otherwise a wire could loosen and cause failure. 3.
  • Page 5 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog 3. Carefully snap the Front Module onto the Power Module. 4. Tighten the screw. 5. Switch on the power at the main circuit panel. NOTE to contractors: After installing the thermostat, be sure to: a.
  • Page 6 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Use the Factory Programmed “User” Schedule If you want to begin using your thermostat now without making any changes to the factory set programming schedule, you may skip to section “5 Operation”. It will operate in the “User”...
  • Page 7 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog 82 F 82 F 82 F 7:00 am 9:00 am 9:00 am 75 F 75 F 75 F 5:00 pm 5:00 pm 5:00 pm 82 F 82 F 82 F 10:00 pm 10:00 pm...
  • Page 8 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog 6:00 pm 6:00 pm 6:00 pm 82 F 82 F 82 F 10:00 pm 10:00 pm 10:00 pm 75 F 75 F 75 F P4 (Take the chill off) Cycle Mon –...
  • Page 9 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog 5. Press the PROGRAM button briefly. The minutes should be blinking. 6. Press the down or up button to adjust the minutes. 7. Press the PROGRAM button briefly. The setpoint temperature should be blinking. 8.
  • Page 10 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Floor Limit temperature to avoid overheating the floor coverings (see Floor Limit below). • Regulator Mode– This may be useful when the floor sensor was damaged or not installed. The user selects the amount of time the floor warming system heats during a 15-minute repeating cycle.
  • Page 11 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog 1. Press the OPTIONS button and hold for 1 second. 2. Press the OPTIONS button again until the software version Soft 1.0 or similar shows on the display. 3.
  • Page 12: Regulator Mode

    5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog You can use the Setback button to override the current setpoint temperature. This is especially useful if you have an alternate temperature you repeatedly select when you are away. 1.
  • Page 13: Problem Solution

    5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Your thermostat stores in memory the number of hours it is heating. This information may be useful in calculating the energy used by your floor warming system. 1. Press the OPTIONS button and hold for 1 second. 2.
  • Page 14 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog 1. Check wiring connections. 2. Check circuit breaker or other protection “u No display. thermostat.   GFCI is tripped. 1. Check wiring connections. 2. Reset thermostat by switching off/on. 3.
  • Page 15 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Display Range 32F to 140F (0 C to 60 C) Setting Range 40F to 99F (4 C to 37 C) Accuracy + 0.9 F (0.5 C) Storage Temp 0 F to 120 F (0 C to 49 C) Memory Programming Retained Indefinitely...
  • Page 16 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Features and Specifications 500670 500675 500680 Dual Voltage 120/240 VAC  50/60 Floor Sensing Control Air-Sensing Control Capability Regulator (no sensor) Control SmartSrart Technology “Master” Control Capability Manual Temperature Setback Manual On/Off Switch Class 2 Insulated Sensor ( 15 Ft.
  • Page 17 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Large Backlight Digital Display Keyboard Lockout Remote Control Fahrenheit and Celsius Format 12-hour 24-hour clock display 15-amp (resistive) Relay output Class A (5 milliamp trip) GFCI 5/1/1 Day Programming Four preset Schedules One User Set Schedule Usage Monitoring...
  • Page 18 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog above exclusions or limitations may not apply to you. This warranty gives you specific legal rights and you may also have other rights that vary from state to state. International Flooring Center, Inc.
  • Page 19 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog You need to call the manufacture tech support directly. By: flooringsupply 17 March 2020, 10:07 am In reply to Patrick Rousseau. You need to call the manufacture tech support directly. By: Patrick Rousseau 11 December 2018, 8:21 pm Hi, the temperature shown on my display doesn’t reflect the reality! it show approx 15...
  • Page 20 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog By: flooringsupply 2 February 2018, 1:36 am In reply to Richard Leslie. You need to contact Suntouch customer support, if the thermostat are bad we will replace it as long it been purchase in the last 12 months By: Richard Leslie 13 January 2018, 1:28 am I am renting a house that has a Model 500670, which once gave off heat but now no...
  • Page 21 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog By: Greg Howard 13 November 2017, 7:05 pm Suntouch model number 500670 There is power to the thermostat but they’re the thermostat does not show any display and the GFCI does not reset The thermostat and floor system are 5 years old By: flooringsupply 19 July 2017, 1:45 pm...
  • Page 22 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog My thermostat is blinking #7 Can you tell me what to check…thank you By: Tim Foster 22 February 2017, 9:35 pm I get and Er6. I don’t see an Er6 above. Can you help me? By: Robert Gross 19 November 2016, 10:31 am my suntouch floor warming thermostat, model #500670, is not functioning.
  • Page 23 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Name Email Website Post Comment Search … Topics Bathroom Accessories Do It Yourself Eco-friendly Hard Surface Flooring Home Improvement General News Releases Radiant Floor heating Ready to tile Shower Pan Shower Drains Tools for the Pro and DIY Recommended Content...
  • Page 24 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Snow Melting System Tools for the Pro and DIY How-To Videos How To Instruction and Info Article Submissions Guideline Pre Pitch and Quick Pitch System Underlayment and Waterproofing Membrane Environmentally Friendly Products Info InvisaTread Anti-Slip Solution FAQ Steam Showers Information...
  • Page 25 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog Sealers and Care products Setting Materials Promoted Products PreFormed Ready to Tile Shower Pan CUSTOM size $0.60 Teak Wood Mat Custom order $0.56 TI-ProBoard Deck and Shower Structural Underlayment $7.19 Ready to Tile Shower pan Systems Floor kit CUSTOM Size $0.48...
  • Page 26 5/23/2021 Owner’s Manual Programmable SunStat Control 500670-SB | Flooring Supply Shop Blog If you have any questions or comments regarding your order(s) or otherwise, email or call us any time. Contact@FlooringSupplyShop.com Local: 323-731-8453 Toll Free: 1-877-880-TILE (8453) International Flooring Center,Inc. 5047 W Jefferson Blvd Los Angeles, CA, United States 90016...
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