WTL-PD1-00 Johnson Controls Thermostat

Overview

The Johnson Controls WTL-PD1-00 is a wireless pneumatic direct-acting 2-pipe thermostat from the WTL (Wireless Pneumatic Thermostats LoRa) Series. Designed to retrofit existing pneumatic installations, it provides modern Direct Digital Control functionality, such as single-zone control, at a fraction of the cost and time of traditional upgrades without disrupting occupants. It enables remote monitoring of zone temperature and branch pressure, along with remote control of temperature setpoints.

Features

• Wireless technology utilizing the 915 MHz LoRa network band with 128-bit encryption.
• Direct-acting pneumatic control.
• Single setpoint configuration suitable for heating-only or cooling-only applications.
• Remote setpoint adjustments and setback programming capability.
• Integration with building automation systems through BACnet/IP.
• Equipped with a digital local display screen.

Specifications

• Action type: Direct acting
• Piping configuration: 2-pipe
• Setpoint temperature range: 55 degrees F to 85 degrees F (13 degrees C to 29 degrees C)
• Air connection size: 3/32 inch ID tube fittings
• Maximum operating pressure: 25 psi
• Air consumption: 0.011 SCFM (31.1 scim at 16 psig)
• Transmission range: Up to 250 feet indoors on a single floor, 150 feet across multiple floors, and 400 feet line of sight

Applications

The thermostat is intended for commercial HVAC building automation retrofits. It is used to control equipment such as variable air volume systems, fan coil units, hot water radiators, constant air volume systems, and induction units.