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Thermostats & Controllers  | SKU: A421AED-01C

A421AED-01C | Johnson Controls | Thermostats & Controllers

Johnson Controls, Electronic Temperature Control with Off-Cycle Defrost Timer: Type 4X (NEMA), for surface-mount, 20/240 VAC, A421AED-01C
$258.41 $413.46
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A421AED-01C is backordered and will ship as soon as it is back in stock.

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Description

The A421 Series Electronic Temperature Controls are single-stage controls with a single-pole, double-throw (SPDT) output relay, a bright backlit LCD, and a three-button touchpad interface that can be set up to restrict user adjustments. An LED indicates the output relay's On/Off status. The A421 Series Controls have simple On and Off temperature settings for heating or cooling, an adjustable anti-short cycle delay, and a temperature offset function

Product Specifications

Name Value
Category Remote Sensor
Description The A421 Series Electronic Temperature Controls are single-stage controls with a single-pole, double-throw (SPDT) output relay, a bright backlit LCD, and a three-button touchpad interface that can be set up to restrict user adjustments. An LED indicates the output relay's On/Off status. The A421 Series Controls have simple On and Off temperature settings for heating or cooling, an adjustable anti-short cycle delay, and a temperature offset function
Data Sheet Download
Installation Guide Download
Display name 1 Data Sheet
Display name 2 Installation Instructions
Features and benefits {'Features_and_Benefits_1': 'Includes integral timer for off-cycle defrost control', 'Features_and_Benefits_10': 'Basic and advanced programming menus allow you to easily set up your control application on the LCD using a simple three-button touchpad interface', 'Features_and_Benefits_2': 'High-impact, thermoplastic Type 1/IP20 or Type 4X (NEMA)/IP66 watertight, corrosion-resistant enclosures increase application options, allowing surface and snap-fit DIN rail mount, or watertight surface mount.', 'Features_and_Benefits_3': 'Easy-to-read, bright, adjustable backlit LCD screen displays the temperature, parameters, and status clearly and allows you to adjust LCD brightness for the ambient light conditions. Custom icons on the display provide visual cues on system and control status.', 'Features_and_Benefits_4': 'Adjustable On and Off temperature setpoints enable easy to set up cooling or heating control applications on the three-button touchpad, eliminating the need to remove the cover and reposition jumpers for reverse or direct control actions.', 'Features_and_Benefits_5': 'Displayed temperature offset allows you to adjust the displayed temperature to the actual sensed temperature in applications where the resistance error in long sensor cable leads cause a deviation in the displayed temperature from the actual sensed temperature.', 'Features_and_Benefits_6': 'Temperature setback/offset control enables the control to shift the On and Off setpoint values by a user-defined offset when an external switch closes the binary input control circuit. Using a switching timer enables you to set up occupied/unoccupied temperature setback schedules for your applications.'}
P21 delete flag false
Product category Thermostats & Controllers
Product subcategory Remote Sensor
Restricted class id NULL
Restricted item false
Series Johnson Controls
Short desc Johnson Controls, Electronic Temperature Control with Off-Cycle Defrost Timer: Type 4X (NEMA), for surface-mount, 20/240 VAC, A421AED-01C
Sku JCI-A421AED01C
Supplier part number A421AED-01C
Ultra store sync us Yes
Vendor active Y

Features and Benefits

{'Features_and_Benefits_1': 'Includes integral timer for off-cycle defrost control', 'Features_and_Benefits_10': 'Basic and advanced programming menus allow you to easily set up your control application on the LCD using a simple three-button touchpad interface', 'Features_and_Benefits_2': 'High-impact, thermoplastic Type 1/IP20 or Type 4X (NEMA)/IP66 watertight, corrosion-resistant enclosures increase application options, allowing surface and snap-fit DIN rail mount, or watertight surface mount.', 'Features_and_Benefits_3': 'Easy-to-read, bright, adjustable backlit LCD screen displays the temperature, parameters, and status clearly and allows you to adjust LCD brightness for the ambient light conditions. Custom icons on the display provide visual cues on system and control status.', 'Features_and_Benefits_4': 'Adjustable On and Off temperature setpoints enable easy to set up cooling or heating control applications on the three-button touchpad, eliminating the need to remove the cover and reposition jumpers for reverse or direct control actions.', 'Features_and_Benefits_5': 'Displayed temperature offset allows you to adjust the displayed temperature to the actual sensed temperature in applications where the resistance error in long sensor cable leads cause a deviation in the displayed temperature from the actual sensed temperature.', 'Features_and_Benefits_6': 'Temperature setback/offset control enables the control to shift the On and Off setpoint values by a user-defined offset when an external switch closes the binary input control circuit. Using a switching timer enables you to set up occupied/unoccupied temperature setback schedules for your applications.'}

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