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Honeywell TP970A2053 2-Pipe Direct Acting Pneumatic Thermostat

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Special Price $436.05 Regular Price $484.01
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SKU
TP970A2053
The Honeywell TP970A2053 Direct-acting, 2-pipe pneumatic thermostat for the accurate control of temperature in HVAC systems. Suitably used in commercial and industrial applications, it controls the heating, cooling, or both by controlling the airflow to the actuators and dampers. This thermostat helps keep the set temperatures with better reliability to prevent fluctuations. It is compatible with other pneumatic systems, and can easily be into air handling units, VAV systems, and unit ventilators. These include better energy performance, higher levels of comfort, and durability. Due to its long service life and simple calibration process, it is the most recommended for use in applications that need reliable and long-lasting solutions to the management of building conditions.
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HVAC Controls & Electrical, Control & Sensing Devices
Manufacturer:
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Specifications

  • Type: Pneumatic Thermostat
  • No of Pipes: 2

Product Overview:
Room-temperature regulation in pneumatic HVAC systems depends on accurate sensing and controlled air-pressure signals. The Honeywell TP970A2053 Direct Acting Pneumatic Thermostat is designed for compatible two-pipe HVAC applications, adjusting its pneumatic output in response to room-temperature changes. It includes a wall plate and satin chrome cover, operates with a 25 PSI supply, and has a temperature range of 59–90°F with an air consumption rate of 0.011 SCFM.

Pneumatic Temperature Control:
The thermostat's sensing element responds to changes in surrounding room temperature. Its direct-acting mechanism adjusts pneumatic output pressure accordingly, providing a modulating signal that communicates the room's temperature demand to connected control devices.

Two-Pipe HVAC Integration:
The thermostat operates within a two-pipe pneumatic control arrangement, using its pneumatic connections to provide a control signal to compatible valves or other HVAC actuators. The connected devices use this pressure signal to regulate their respective heating or cooling functions within the HVAC system.

Replacement Guidelines:
The Honeywell TP970A2053 pneumatic thermostat may require replacement when the existing unit is physically damaged or its essential temperature-sensing and pneumatic control functions no longer operate as intended. Replacement may be appropriate when it can no longer respond reliably to room temperature changes or provide the control signal needed by connected HVAC devices.

Common Failure Symptoms:

  • Room temperature does not respond properly to thermostat adjustments.
  • Heating or cooling continues beyond the selected temperature.
  • Connected pneumatic control devices do not respond consistently.
  • The thermostat provides an unstable or inconsistent output signal.
  • The thermostat's cover, wall plate, or housing is physically damaged.

Equipment Compatibility:
Designed for compatible Honeywell two-pipe pneumatic HVAC control systems. Confirm the existing thermostat's piping arrangement, control requirements, and mounting configuration before selecting this replacement. Specific equipment model compatibility should be verified against the system documentation.

Technical Specifications:
Brand: Honeywell
Part Number: TP970A2053
Product Type: Pneumatic thermostat
Control Action: Direct acting
System Type: 2-pipe
Supply Pressure: 25 PSI
Temperature Range: 59–90°F

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Product Questions (5)
Customer Questions
What is the primary function of the Honeywell TP970A2053 Pneumatic Thermostat?

It regulates room temperature in compatible pneumatic HVAC systems by sensing temperature changes and adjusting output air pressure to control connected heating or cooling equipment.

What do the 25 PSI, 59–90°F, and 0.011 SCFM specifications indicate?

The 25 PSI specification identifies the rated pneumatic supply pressure, the 59–90°F range indicates the adjustable temperature range, and 0.011 SCFM represents the specified air consumption under the applicable operating conditions.

How can I confirm whether this OEM part is suitable for my equipment?

Check the existing thermostat's part number, pneumatic system configuration, supply pressure, temperature range, and mounting requirements to confirm that the Honeywell TP970A2053 is compatible with the installed HVAC system.

When should the Honeywell TP970A2053 Pneumatic Thermostat be replaced?

Replacement may be necessary when the thermostat is physically damaged or its temperature-sensing, adjustment, or pneumatic control functions no longer operate as intended.

What is the purpose of the wall plate and satin chrome cover?

The wall plate provides the thermostat's mounting component, while the satin chrome cover provides its finished exterior appearance.