Ordering information - PENN Controls - A421ABG - A421AEJ - A421ABJ - Electronic Temperature Control - A421 Standard Model

A421 Series Standard Electronic Temperature Controls with Power Cords Installation Guide
Product
Controls > Temperature Controls > A421 Standard Model
Document revision
E
Revision date
2022-08-25
Part number
24-7664-3027

See Table 1 to order a standard A421 Series Electronic Temperature Control. See Table 2 and Table 3 for information about sensors, mounting hardware, and other accessories you use to install A421 Controls. Contact your nearest Johnson Controls or Penn distributor or sales representative to order these products.

Table 1. A421 Series Standard Electronic Temperature Controls with power cords selection chart
Product code Description
A421ABG-02C 120 VAC Type 1 Electronic Temperature Control with Dual Power Cords: Type 1 (NEMA), IP20 enclosure for DIN rail and surface-mount applications, with 6 ft (1.8 m) cord with 120 VAC grounded male plug and 1 ft (0.3 m) cord with 120 VAC grounded female outlet. Rated for 120 VAC. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable.
A421ABJ-02C 120 VAC Type 1 Electronic Temperature Control with Piggyback Power Cord: Type 1 (NEMA), IP20 enclosure for DIN rail and surface-mount applications, with 6 ft (1.8 m) single power cord with 120 VAC combination male/female grounded piggyback plug. Rated for 120 VAC. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable.
A421AEJ-01C 120 VAC Type 4X Electronic Temperature Control with Piggyback Power Cord: Type 4X (NEMA), IP66 watertight enclosure for surface-mount applications, with 6 ft (1.8 m) single power cord with 120 VAC combination male/female grounded piggyback plug. Rated for 120 VAC. Includes an A99BB-25C temperature sensor with 9 7/8 in. (0.25 m) cable.
A421AEJ-02C 120 VAC Type 4X Electronic Temperature Control with Piggyback Power Cord: Type 4X (NEMA), IP66 watertight enclosure for surface-mount applications, with 6 ft (1.8 m) single power cord with 120 VAC combination male/female grounded piggyback plug. Rated for 120 VAC. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable.
Table 2. A99 Temperature Sensors selection chart
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-100C1 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
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 Copper and brass immersion well for applying sensor in fluid applications
TE-6300W-102 Stainless steel immersion well for applying A99 sensors in fluid applications. A99CB Type sensors with extended probe with this immersion well.
1 When any A99 Series Temperature Sensor is connected to a standard A421 Control model, the range of displayed temperature values is restricted to -40ºF to 212ºF or -40ºC to 100ºC.