Pneumatic Thermostat Direct Acting Heating, Reverse Acting Cooling

Overview

Two-pipe, one- or two-temperature, pneumatic thermostat gives proportional control of pneumatic valves & damper actuators. Replacement kits available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell two-pipe pneumatic thermostats.

Features

• Durable TP970 Series Thermostat. Pilot operated for high capacity.
• Two-temperature energy conservation model available.
• Adapter plate in Convertastat kits covers existing thermostat wall mark.
• Backplate has molded air connections-no separate fittings needed.
• Universal locking cover with satin chrome finish and horizontal, vertical, or blank window options with Tradeline model-other covers available.

Product Specifications

Application

Wall Thermostat, Heat/Cool Operation

Airflow Usage

0.011 scfm (5.2 mL/s)

Dimensions (in.)

3 1/4 in. high x 2 in. wide x 1 5/8 in. deep

Dimensions (mm)

83 mm high x 51 mm wide x 41 mm deep

Maximum Safe Operating Pressure (psi)

25 psi

Maximum Safe Operating Pressure (kPa)

170 kPa

Temperature Range (F)

100 F maximum

Includes

Thermostat, small wall plate and satin chrome cover

Comments

Convertastat Kit

Mounting

Wall mount

Approvals, Underwriters Laboratories Inc.

Approvals, CSA

Setpoint Temperature Range (F)

59 F to 90 F

Shipping and Storage Temperature Range (F)

150 F maximum

Shipping and Storage Temperature Range (C)

66 C maximum

Approvals, Factory Mutual

Sensor Element

Bimetal

Throttling Range (F)

2 F to 10 F

Throttling Range (C)

1 C to 5 C

Connection Size (in.)

Differential Pressure Range (psi)

Differential Pressure Range (kPa)

Approvals, NEMA Standard

Action

Direct Acting Heating, Reverse Acting Cooling

Setpoint

Single

Number of Pipes

2

Changeover Pressure (psi)

Heat 18 psi, Cool 13 psi

Changeover Pressure (kPa)

Heat 124 kPa, Cool 90 kPa

Mainline Pressure Range (psi)

Capacity

Control Range (fpm)

Control Range (m/s)

Number of Sensor Inputs

Remote Control Point Adjustment

Approximate Throttling Range, Midscale (psi)

Approximate Throttling Range, Midscale (kPa)

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