P74FA-1C Johnson Controls Pressure Control

Overview

The Johnson Controls T-4000-611 is a pneumatic thermostat conversion kit featuring a Bakelite back adapter style. It is designed to convert an existing T-400 series dual temperature thermostat to a T-4000 series vertical or horizontal mounting dual temperature thermostat. The kit facilitates remodeling of room installations with both exposed or concealed tubing, and it accommodates thermostats with flush or surface-mounted pipeheads as well as models with wire or cast guards.

Features

• Bakelite back adapter style configuration
• Supports both vertical and horizontal instrument mounting
• Includes two pipehead adapters and mounting hardware
• Adapts to installations with exposed or concealed tubing
• Compatible with flush or surface-mounted pipeheads

Specifications

• Brand: Johnson Controls
• Model: T-4000-611
• Accessory Type: Conversion Kit
• Color: Beige
• Compatible Series: Johnson Controls T-4000 Series (from T-400 Series 2-pipe)
• Operating Temperature Range: -20 to 130 degrees Fahrenheit (-29 to 54 degrees Celsius)
• Maximum Operating Pressure: 25 psi (170 kPa)
• Dimensions: 2.1 inches H x 3.1 inches W x 1.8 inches D

Applications

• Used for commercial and industrial HVAC building automation systems
• Designed specifically for individual space temperature control updates
• Applied in dual temperature vertical or horizontal pneumatic room thermostat conversions
• Suitable for retrofitting legacy T-400 series installations to modern T-4000 series setups