Selection charts - PENN Controls - LIT-1900935 - A421ABD - A421AED - Electronic Temperature Control - A421 Series Electronic Temperature Control

A421 Series Electronic Temperature Controls with Off-Cycle Defrost Catalog Page
Product
Controls > Electromechanical Temperature Controls > A421 Series Electronic Temperature Control
Document type
Catalog Page
Document number
LIT-1900935
Revision date
2020-04-14
Table 1. A421 Series Standard Electronic Temperature Control
Product code Description
A421ABD-02C Line -Voltage Type 1 Electronic Temperature Control with Off-Cycle Defrost Timer: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. Rated for 120/240 VAC. Includes timer for On/Off defrost cycle control. Includes A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable.
A421AED-01C Line -Voltage Type 4X Electronic Temperature Control with Off-Cycle Defrost Timer: Type 4X (NEMA), IP66 standard enclosure for surface-mount applications. Rated for 120/240 VAC. Includes timer for On/Off defrost cycle control. Includes A99BB-25C temperature sensor with 9 7/8 in. (0.25 m) cable.
A421AED-02C Line -Voltage Type 4X Electronic Temperature Control with Off-Cycle Defrost Timer: Type 4X (NEMA), IP66 standard enclosure for surface-mount applications. Rated for 120/240 VAC. Includes timer for On/Off defrost cycle control. Includes A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable.
Table 2. A99 Temperature Sensors
Product code1 Description
A99BA-200C Positive temperature coefficient (PTC) Temperature Sensor: Standard probe 2 in. (5.1 cm) with 6.6 ft (2.0 m) shielded polyvinyl chloride (PVC) cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99BB-25C PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 9 7/8 in. (0.25 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99BB-200C PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 6.6 ft (2.0 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99BB-300C PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 9.8 ft (3.0 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99BB-400C PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 13.1 ft (4.0 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99BB-600C PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 19.7 ft (6.0 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99BC-25C 1 PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 9 7/8 in. (0.25 m) high-temperature silicon cable; ambient operating temperature range: -40ºF to 248ºF (-40ºC to 120ºC)
A99BC-100C 1 PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 3.3 ft (1.0 m) high-temperature silicon cable; ambient operating temperature range: -40ºF to 248ºF (-40ºC to 120ºC)
A99BC-300C1 PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 9.8 ft (3.0 m) high-temperature silicon cable; ambient operating temperature range: -40ºF to 248ºF (-40ºC to 120ºC)
A99BC-500C1 PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 16.4 ft (5.0 m) high-temperature silicon cable; ambient operating temperature range: -40ºF to 248ºF (-40ºC to 120ºC)
A99BC-1500C1 PTC Temperature Sensor: Standard probe 2 in. (5.1 cm) with 49.2 ft (15.0 m) high-temperature silicon cable; ambient operating temperature range: -40ºF to 248ºF (-40ºC to 120ºC)
A99CB-200C PTC Temperature Sensor: Extended probe 6 in. (15.2 cm) with 6.6 ft (2.0 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
A99CB-600C PTC Temperature Sensor: Extended probe 6 in. (15.2 cm) with 19.7 ft (6.0 m) PVC cable; ambient operating temperature range: -40ºF to 212ºF (-40ºC to 100ºC)
Table 3. Accessories for the A421 Controls
Product code Description
BKT287-1R 12 in. (305 mm) long DIN rail section
BKT287-2R 36 in. (914 mm) long DIN rail section
PLT344-1R Two end clamps for DIN rail sections
A99-CLP-1 Surface mounting clip for A99B and A99C Series Temperature Sensors
SHL10-603R Sun shield for A99B and A99C Series Temperature Sensors
BOX10A-603R PVC enclosure for A99B and A99C Series Temperature Sensors
WEL11A-601R Immersion well for applying sensor in fluid applications
1 When any A99 Series Temperature Sensor is connected to a standard A421 Control model, the range of displayed temperature values is -40°F to 212°F or -40°C to 100°C.