Description
The Johnson Controls T-4100-1 is a single-temperature, low volume output pneumatic thermostat engineered for precise, reliable zone temperature control in commercial HVAC systems. With a direct-acting pneumatic output and a Fahrenheit dial calibrated from 55°F to 85°F, this thermostat delivers accurate setpoint control across a wide range of comfort applications.
Designed for vertical wall mounting, the T-4100-1 accepts a 13 to 25 psig supply pressure and provides flexible output flow options depending on the restrictor installed — making it adaptable to a variety of pneumatic control systems.
Key Features
- Single-temperature pneumatic thermostat with low volume output
- Direct-acting control action for straightforward pneumatic system integration
- Fahrenheit dial with a 55°F to 85°F setpoint range
- Compatible supply pressure range: 13 to 25 psig
- Output flow of 45 SCIM with .007″ restrictor installed
- Output flow of 25 SCIM with .005″ restrictor installed
- Vertical mount design for standard wall installation
Specifications
- SKU: T-4100-1
- Brand: Johnson Controls
- Control Action: Direct Acting
- Temperature Scale: Fahrenheit
- Dial Range: 55°F to 85°F
- Supply Pressure: 13 to 25 psig
- Output Flow (with .007″ restrictor): 45 SCIM
- Output Flow (with .005″ restrictor): 25 SCIM
- Mounting Orientation: Vertical
Application
The T-4100-1 is ideal for use in commercial buildings, institutional facilities, and industrial environments where pneumatic control systems are employed for zone-level temperature management. Its low volume output and adjustable restrictor options make it well-suited for integration with pneumatic actuators, dampers, and valves requiring precise, low-flow pilot signals.
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