Product Details
Overview
The 20-HIM-A3 is a Human Interface Module (HIM) designed by Allen-Bradley for PowerFlex AC drives.
It provides a user-friendly interface for monitoring, configuring, and controlling variable frequency drives (VFDs).
Equipped with a backlit LCD display, soft navigation keys, and parameter access functions, the module enhances real-time drive management and commissioning efficiency.
Technical Specifications
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Manufacturer: Allen-Bradley (Rockwell Automation)
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Model / Part Number: 20-HIM-A3
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Product Type: Human Interface Module (HIM Keypad)
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Compatible Series: PowerFlex 4, 40, 70, 700, and 755 drives
Electrical & Display Characteristics
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Display Type: LCD with backlight
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Display Lines: 4 lines, 16 characters per line
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Power Source: Supplied from the drive (no external power required)
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Interface Type: Drive-mounted or remote-mounted via 1202 cable
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Keypad Type: Tactile membrane with navigation and function keys
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Communication Port: RS-485 / DSI port
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Memory Function: Non-volatile parameter storage
Environmental Ratings
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Operating Temperature: 0°C to +50°C (32°F to 122°F)
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Storage Temperature: –40°C to +85°C (–40°F to 185°F)
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Relative Humidity: 5% to 95% non-condensing
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Vibration Rating: 2 g, 10–500 Hz
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Shock Resistance: 15 g (operating), 30 g (non-operating)
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Enclosure Type: NEMA/UL Type Open
Physical Characteristics
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Dimensions: 100 × 75 × 35 mm (3.9 × 2.9 × 1.4 in)
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Mounting Options: Drive front or panel mount with adapter
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Weight: 0.25 kg (0.55 lb)
Application Notes
The 20-HIM-A3 module simplifies drive setup and diagnostics by providing access to drive parameters, real-time data monitoring, and fault history logs.
It is ideal for use in commissioning, maintenance, and operator control environments. The HIM can be used directly on the drive or as a remote-mounted control station for convenient access in control panels or operator consoles.
FAQ
Q: Can the 20-HIM-A3 be used with multiple PowerFlex drive models?
A: Yes, it supports several PowerFlex series drives including PowerFlex 4, 40, 70, and 700 models.
Q: Does the HIM module store configuration data?
A: Yes, it includes non-volatile memory for parameter storage and transfer between drives.
Q: Can it be remotely mounted?
A: Yes, with the use of a 1202 communication cable, the HIM can be remotely installed up to 3 meters away.
Q: Does the display support multilingual operation?
A: Yes, it supports multiple languages for simplified international deployment.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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