Tekmar 422 Universal Reset Module – Two tN4, Mixing, Boiler, DHW & Setpoint Tekmar
Original price was: $ 882.$ 221Current price is: $ 221.
The Universal Reset Module 422 is designed to operate all of the mechanical equipment in a hydronic heating system, except for zones, coordinating their operation through network communication. It can be used in applications ranging from a single zone of baseboard with an on/off boiler to multiple fan coils, mixed radiant floor zones, and a modulating/condensing boiler. This control regulates up to two heating water temperatures through Outdoor Temperature Reset and Indoor Temperature Feedback. It is capable of controlling a single on/off, two stage, or modulating boiler, a mixing device, Domestic Hot Water, setpoint loads, and can expand up to 24 zones in total for each heating water temperature.
- Submittal Sheet
- Data Brochure
- Wiring Brochure
Features
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Automatic Boiler Differential
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Boiler Protection
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DHW Post Purge
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DHW Priority (optional)
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DHW control
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Exercising
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Expandable up to 48 zones
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Indoor Temperature Feedback
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One touch overrides (with optional User Switch)
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Outdoor Temperature Reset
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Powered pump outputs
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Single on/off or modulating boiler control
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System Setback (with optional Timer)
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Variable Speed, or Floating action mixing control
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Warm Weather Shut Down
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Zone Synchronization
Specifications
| Control | Microprocessor PID control; This is not a safety (limit) control |
| Packaged weight | 1.87 lb. (848 g) |
| Dimensions | 3-5/8″ H x 5-3/8″ W x 9/16″ D (92 x 137 x 14 mm) |
| Approvals | CSA C US, CSA/UL 61010-1, meets Class B: ICES & FCC Part 15 |
| Ambient conditions | Indoor use only, 32 to 122°F (0 to 50°C), Max. RH 92% for temperatures up to 40°C, 50% RH at > 40°C, Altitude <6560 feet (2000 m), Installation Category II, Pollution Degree 2 |
| Power Supply | Provided by interconnected tekmarNet Zone Manager |
| Pump relays | 115 V (ac) 5 A, 1/6 hp |
| Boiler Relay | 115 V (ac) 5 A |
| Variable pump | 115 V (ac) 2.5 A, fuse T2.5 A 250 V |
| Combined Load | 10 A Max. (for DHW, Primary, Mixing & Var. Speed Pump) |
| Floating Action Output | 24 V (ac) 8 VA Maximum |
| Modulation Output | 0-10 V (dc) Minimum 2500 |
| Demands | 20-260 V (ac) / 0.1 VA @ 24 V |
| Sensors | NTC thermistor, 10k @ 77°F (25°C ± 0.2°C) ß=3892 |
| -Included | Outdoor Sensor 070 and 2 of Universal Sensor 082 |
| Warranty | Limited 3 Year Warranty |
Speedy Shipping and Professional Packaging
Due to our long-term partnership in a long-standing partnership with UPS, FedEx, DHL as well as a range of other leading global carriers, we can offer a variety of shipping options. Our warehouse staff is highly educated and will package your goods in accordance with our exact and precise specifications. Your items are carefully inspected and properly secured before shipping. Everyday, we send to thousands of customers across many countries. Our commitment to become the biggest online retailer worldwide is demonstrated by this. The warehouses are located in Europe as much as they are in USA.
Note: Orders that contain more than one item are assigned a processing period depending on the item.
We will inspect each and every one of the products before they are shipped. Today, the majority of orders will be shipped within 48 hours. Delivery is expected to take between 3 and seven days.
Returns
We don't manage the stock in our factory and warehouse. Actual stock levels may fluctuate at any time. It is possible that your order will be out of stock once the order has been placed.
Our policy lasts 30 days. Unfortunately, if 30 days have passed since you purchased your item, we will not be able to give you a refund or exchange.
The item you purchase must be in its original packaging and in good condition. It must also not be used. The item must be in its original packaging.
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