Johnson Controls A419AEC-2C Single Stage Temperature Controller with Display
The Johnson Controls A419AEC-2C is a versatile single-stage electronic temperature controller designed for precise temperature regulation in various heating and cooling applications. Equipped with a user-friendly interface and robust features, this controller ensures optimal performance and reliability.
Key Features
- Wide Temperature Range: Capable of controlling temperatures from -30°F to 212°F (-34°C to 100°C), making it suitable for diverse applications.
- Adjustable Differential: Offers a differential adjustment range of 1°F to 30°F (1°C to 30°C), allowing for precise temperature control.
- Anti-Short Cycle Delay: Features an adjustable delay from 0 to 12 minutes in 1-minute increments, protecting equipment from rapid cycling and potential damage.
- Temperature Offset Function: Allows for a shift in cut-in and cut-out setpoints based on external switch inputs, providing flexibility in control strategies.
- Easy-to-Read Display: The front-panel LCD clearly displays the sensed temperature and control status, with custom icons indicating system operations at a glance.
- Lockable Touchpad: The front-panel touchpad facilitates easy setup and adjustments, with a concealed jumper to lock settings and prevent unauthorized changes.
- Durable Enclosure: Housed in a NEMA 4X watertight, corrosion-resistant enclosure, suitable for surface mounting in various environments.
Applications
The A419AEC-2C is ideal for controlling a wide range of single-stage refrigeration and HVAC equipment, including:
- Retail store display freezers and reach-in coolers
- Supermarket display cases for produce and meats
- Walk-in coolers and freezers
- Boiler operating control
- Condenser fan cycling or staging
- Cooling tower pump and fan control
- Space and return air temperature control
Specifications
- Supply Voltage: 120/240 VAC
- Temperature Range: -30°F to 212°F (-34°C to 100°C)
- Differential: 1°F to 30°F (1°C to 30°C)
- Sensor Lead Length: 9 inches (0.25 meters)
The Johnson Controls A419AEC-2C combines advanced features with user-friendly operation, making it a reliable choice for precise temperature control in various industrial and commercial settings.
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