See Table 1 for information about a standard A421 Series Electronic Temperature Control. See Table 2 and Table 3 to order A99 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.
| Product type | Description |
|---|---|
| A421ABC-02C | Line-voltage Type 1 Electronic Temperature Control: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. Rated for 120/240 VAC. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable. |
| A421ABC-03C | Line-voltage Type 1 Electronic Temperature Control: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. Rated for 120/240 VAC. Includes an A99BB-300C temperature sensor with 9.75 ft (3.0 m) cable. |
| A421ABC-04C | Line-voltage Type 1 Electronic Temperature Control: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. Rated for 120/240 VAC. Includes an A99BB-400C temperature sensor with 13.1 ft (4.0 m) cable. |
| A421ABC-06C | Line-voltage Type 1 Electronic Temperature Control: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. Rated for 120/240 VAC. Includes an A99BB-600C temperature sensor with 19.5 ft (6.0 m) cable. |
| A421AEC-01C | Line-voltage Type 4X Electronic Temperature Control: Type 4X (NEMA), IP66 watertight enclosure for surface-mount applications. Rated for 120/240 VAC. Includes an A99BB-25C temperature sensor with 9 7/8 in. (0.25 m) cable. |
| A421AEC-02C | Line-voltage Type 4X Electronic Temperature Control: Type 4X (NEMA), IP66 watertight enclosure for surface-mount applications. Rated for 120/240 VAC. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable. |
| A421GBF-02C | Low-voltage Type 1 Electronic Temperature Control: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. Rated for 24 VAC Class 2, safety extra low voltage. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable. |
| A421GEF-01C | Low-voltage Type 4X Electronic Temperature Control: Type 4X (NEMA), IP66 watertight enclosure for surface-mount applications. Rated for 24 VAC Class 2, safety extra low voltage. Includes an A99BB-25C temperature sensor with 9 7/8 in. (0.25 m) cable. |
| A421GEF-02C | Low-voltage Type 4X Electronic Temperature Control: Type 4X (NEMA), IP66 watertight enclosure for surface-mount applications. Rated for 24 VAC Class 2, safety extra low voltage. Includes an A99BB-200C temperature sensor with 6.6 ft (2.0 m) cable. |
| 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 100ºC) |
| 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) |
| 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.