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SCHNEIDER Pneumatic Thermostat: 55° to 85°F (Day/Night), 2 Pipes - Dual-Temperature Thermostats
SCHNEIDERDual-Temperature Thermostats

SCHNEIDER Pneumatic Thermostat: 55° to 85°F (Day/Night), 2 Pipes

The SCHNEIDER Pneumatic Thermostat (MPN TK-1721) is a day/night dual-temperature thermostat with a temperature control range of 55° to 85°F. It features reverse action at 15 psig during the day and reverse action at…

SKU 3G-OTH-69933

Brand
SCHNEIDER
Item
Pneumatic Thermostat: 55° to 85°F
Category
Dual-Temperature Thermostats
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Technical Specifications

SCHNEIDER
Manufacturer Part Number
TK-1721
Type
High Volume Pipes/Air Flow Output
Pipes
2
Thermostat Action
Reverse - 15 psig (Day), Reverse - 20 psig (Night)
Pneumatic Thermostat Type
Day/Night
Temperature Control Range
55° to 85°F (Day/Night)
Number of Pipes/Air Flow Output
2 Pipes, High Volume
Mounting Direction/Includes Cover
Horizontal/Vertical, Yes
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SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER Pneumatic Thermostat (MPN TK-1721) is a day/night dual-temperature thermostat with a temperature control range of 55° to 85°F. It features reverse action at 15 psig during the day and reverse action at 20 psig at night, with 2 pipes and high-volume air flow output. The thermostat includes a cover and supports horizontal or vertical mounting.

Frequently Asked Questions

What is the SCHNEIDER Pneumatic Thermostat TK-1721 used for?

The SCHNEIDER Pneumatic Thermostat TK-1721 is used for day/night dual-temperature control in commercial HVAC systems. It regulates pneumatic actuators in buildings requiring separate setpoints for occupied and unoccupied periods, such as offices, hotels, and schools, with a temperature range of 55° to 85°F.

What are the specifications of the SCHNEIDER Pneumatic Thermostat TK-1721?

The SCHNEIDER Pneumatic Thermostat TK-1721 is a day/night type with a temperature control range of 55° to 85°F. It features reverse action at 15 psig during the day and reverse action at 20 psig at night, with 2 pipes and high-volume air flow output. It includes a cover and supports horizontal or vertical mounting.

Where to buy the SCHNEIDER Pneumatic Thermostat TK-1721 worldwide?

You can source the SCHNEIDER Pneumatic Thermostat TK-1721 from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SCHNEIDER components for HVAC applications.

How to install the SCHNEIDER Pneumatic Thermostat TK-1721?

Mount the SCHNEIDER Pneumatic Thermostat TK-1721 horizontally or vertically on a wall or duct, ensuring the cover is secured. Connect the two pipes for high-volume air flow output, and set the day/night reverse action to 15 psig (day) and 20 psig (night). Follow standard pneumatic thermostat installation practices for calibration.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER dual-temperature thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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