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Dwyer DFS2-DM20 Series DFS2 Low Limit Freeze Protection Switch, 20' capillary, manual reset

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$727.69
SKU:
DFS2-DM20
Condition:
New
Availability:
In Stock
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Dwyer DFS2-DM20 Series DFS2 Low Limit Freeze Protection Switch, 20' capillary, manual reset

$727.69

Dwyer DFS2-DM20

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Protect cooling coils from frost damage with the Dwyer DFS2-DM20 Series DFS2 Low Limit Freeze Protection Switch. Designed to detect temperature drops below your fixed safety value, this frost-protection switch relays the signal to your building management system and cuts off the fan. This switch is crafted with a thermostat, a vapor-filled capillary sensing element and an easy-to-install design.

Features

  • Helps prevent frost buildup on cooling coils in air-handler systems
  • Thermostat and vapor-filled capillary sensing element detect the lowest temperature along any 1' (30.5 cm) section of capillary
  • Manual reset relays signal to the building management system and cuts off the fan
  • Detects temperature drops below the fixed safety value
  • Safety value can be set as low as 34° F (1° C) using visual indicator and set-point screw
  • Joint spring protector at capillary-bellow connection
  • Crafted with a galvanized-steel base, an ABS cover and copper capillary material
  • Factory set at 39° F (4° C) and safety lock secured
  • M20 compression fitting for cable entry
  • Terminal wire connection with wire-retaining screws (14 AWG max)
  • 2 each NO/NC/Common electrical connections
  • 0 to 95% RH, non-condensing humidity limit and 14 to 54deg; F (-10 to 12deg; C) operating temperature
  • Capillary overload temperature is 392deg; F (200deg; C) for a maximum of 60 minutes
  • 24 to 250 VAC, 15 (8) A electrical rating
  • 1.8° F (fixed) deadband
  • NEMA 1 (IP40) enclosure rating
  • Easy installation and wiring for simple setup

Dwyer DFS2-DM20 Specifications

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ApprovalsCE
Product Weight1.6 lbs (0.7 kg)
Product TypeFreeze protection switch
Application(s)HVAC equipment, Heat exchangers, Cooling coils
Connector Type(s)Wired
Power SourceElectric
Quantity1
Shipping & Return
Returns Policy

All returns must be authorized. Items returned prior to authorization will not be accepted. For international customers where applicable, customers must ship any returns to us freight and duty prepaid. Return freight charges for internationsl shippments will be the responsibility of the customer.

Defective new equipment may be returned for warrantyrepair/exchange to us within (5) days of the shipment receipt date. After five (5) days, returns will be handled by direct contact and in accordance with the warranty terms of the item's manufacturer. Items that have malfunctioned due to mishandling, electrical overload, etc., will be subject to repair charge.

Non defective new equipment will be authorized for return within five (5) days of the shipment receipt date if the equipment is still in new, re-sellable condition with the original manual(s), accessories, packing material and carton. We reserve the right to reject returnsin which there is no original packaging, missing accessories, damage or visible signs of usage of the item. A restocking fee of up to 25% of purchase price may apply. Special orders and dangerous goods are non-returnable.

(Do not write anytingon the manufacturer's original package or use as a shipping carton. Include all accessories, manuals and warranties.)

Please, include a copy of the packing list or invoice with a reason for the return. Your return authorization number is valid for thirty (30) days.

Shipping

We can ship to both US and Canada. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will charge a flat rate shipping for your items.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Not Applicable

Condition: NA

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  • How do I retturn items?
    All returns must be authorized. Items returned prior to authorization will not be accepted. For international customers where applicable, customers must ship any returns to us freight and duty prepaid. Return freight charges for internationsl shippments will be the responsibility of the customer.

    Defective new equipment may be returned for warrantyrepair/exchange to us within (5) days of the shipment receipt date. After five (5) days, returns will be handled by direct contact and in accordance with the warranty terms of the item's manufacturer. Items that have malfunctioned due to mishandling, electrical overload, etc., will be subject to repair charge.

    Non defective new equipment will be authorized for return within five (5) days of the shipment receipt date if the equipment is still in new, re-sellable condition with the original manual(s), accessories, packing material and carton. We reserve the right to reject returnsin which there is no original packaging, missing accessories, damage or visible signs of usage of the item. A restocking fee of up to 25% of purchase price may apply. Special orders and dangerous goods are non-returnable.

    (Do not write anytingon the manufacturer's original package or use as a shipping carton. Include all accessories, manuals and warranties.)

    Please, include a copy of the packing list or invoice with a reason for the return. Your return authorization number is valid for thirty (30) days.

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