Penn A421ABD Series User Manual

A421 Series Electronic Temperature Controls with Off-Cycle Defrost Installation Instructions
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Table 9: A421 Temperature Control Output Relay Contacts Electrical Ratings
Agency and File UL 60730 and EN 60730
Applied AC Voltage at 50/60 Hz
120 VAC 208 VAC 240 VAC
Horsepower LC/LNO (LC/LNC) 1 (0.25) 1 (0.3) 1 (0.5)
Full Load Amperes LC/LNO (LC/LNC) 16 (5.8) 9.2 (4) 8 (4.9)
Locked Rotor Amperes LC/LNO (LC/LNC) 96 (34.8) 55.2 (24) 48 (29.4)
Resistive Amperes LC/LNO (LC/LNC) 15 (10) 10 (10) 10 (10)
Pilot Duty VA LC/LNO (LC/LNC) 125 (125) 125 (125) 125 (125)
Table 10: UL Conformity Declaration Information
Information Description
Purpose of Control Sensing Control / Operating Control
Construction of Control Electronic Independently Mounted Control
Number of Cycles 30,000 Cycles
Method of Mounting Control Mounting Screws or DIN Rail
Type 1 or Type 2 Action Type 1.B (Micro-disconnection)
External Pollution Situation All Models: A421 [ ] B: Pollution Degree 3
All Models: A421 [ ] E: Pollution Degree 4
Internal Pollution Situation Pollution Degree 2
Heat and Fire Resistance Category D
Rated Impulse Voltage 4000 V
Ball Pressure Temperature 128 C
Cover Screw Torque Requirements
Instruction
All Models: A421 [ ] E: To Maintain Type 4X / IP66 Rating, Tighten Enclosure
Screws to: 10 - 12 in·lb
Table 11: A99B Series Positive Temperature Coefficient Sensors
Sensing Range
1
Type A99BA and A99BB: -40 to 212°F (-40 to 100°C)
Type A99BC: -40 to 248°F (-40 to 120°C)
Reference Resistance 1,035 ohms at 77°F (25°C) and 855 ohms at 32°F (0°C)
Accuracy 0.9°F (0.5°C) between 5°F and 167°F (-15°C and 57°C). Refer to the A99B Series
Temperature Sensors Product/Technical Bulletin (LIT-125186) for accuracy rating
outside of this temperature range.
Sensor Construction Probe: Stainless Steel
Sensor Cable Sheath Type A99BA: Shielded PVC Cable
Type A99BB: PVC Cable
Type A99BC: High Temperature Silicon Cable
Wire Gauge 22 AWG
Ambient Operating Conditions Type A99BA and A99BB: -40 to 212°F (-40 to 100°C); 0 to 100% RH, Condensing
Type A99BC: -40 to 248°F (-40 to 120°C); 0 to 100% RH, Condensing
Ambient Storage Conditions Type A99BA and A99BB: -40 to 221°F (-40 to 105°C); 0 to 100% RH, Condensing
Type A99BC: -40 to 266°F (-40 to 130°C); 0 to 100% RH, Condensing
Shipping Weight 1.4 oz (41 g) for 6 1/2 ft (2 m) sensor
Accessories See Table 7
1. When any A99 Series Temperature Sensor is connected to a standard A421 control model, the range of displayed
temperature values is -40 to 212ºF or -40 to 100ºC.

Penn A421ABD Series Specifications

General

Brand	Penn
Model	A421ABD Series
Category	Controller
Language	English