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Allen Bradley 20-HIM-A3 Human Interface Module
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings
System Integration Overview
The Allen Bradley 20-HIM-A3 Human Interface Module (HIM) is an intelligent operator interface designed for the PowerFlex 70 and PowerFlex 700 AC drive series. It provides local access for configuration, parameter adjustment, diagnostics, and manual control.
Within a system integration environment, the 20-HIM-A3 serves as the bridge between the operator and the drive system, allowing engineers to streamline commissioning, modify control parameters, and monitor drive performance without requiring external PCs or programming terminals.
Its compact form factor, reliable keypad response, and clear LCD display make it a preferred choice in distributed drive architectures where ease of access and diagnostic feedback are essential.
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | 20-HIM-A3 |
| Module Type | Human Interface Module (HMI / Drive Keypad) |
| Display Type | Alphanumeric LCD, backlit |
| Keypad Type | Full numeric keypad with navigation soft keys |
| Compatibility | PowerFlex 70 / 700 and other PowerFlex 7-Class drives |
| Interface Type | HIM (proprietary drive interface) |
| Power Supply | 12 V DC (from drive port) |
| Current Consumption | Approx. 140 mA |
| Operating Temperature | 0 °C – +50 °C |
| Storage Temperature | –40 °C – +70 °C |
| Protection Rating | IP66 (when handheld or panel-mounted) |
| Typical Dimensions | 90 mm × 35 mm × 120 mm |
| Weight | 0.09 kg |
| Mounting Options | Handheld or drive-mounted |
| Firmware Compatibility | HIM firmware Series B or later |
Applications / Use Scenarios
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Local drive configuration and monitoring for PowerFlex AC drives
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System commissioning and start-up in automation panels
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Drive diagnostics and parameter tuning during plant maintenance
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Operator-level control for standalone or networked drive systems
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Integration into OEM machine control panels requiring manual input capability
Advantages / Key Engineering Benefits
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Seamless Integration: Directly interfaces with PowerFlex 70/700 drives—no additional setup required.
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Efficient Parameter Navigation: Numeric keypad simplifies access to drive parameters and diagnostics.
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High Reliability: Industrial-grade construction with sealed keypad for long-term field use.
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Reduced Setup Time: Enables quick commissioning without a PC or external programming tool.
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Compact Footprint: Space-efficient design for enclosure or drive-door mounting.
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Firmware Upgradeable: Supports software updates for future drive compatibility.
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System Diagnostics: Displays fault codes, run status, and parameter values in real time.
Technical FAQs
-
Which drives are supported by the 20-HIM-A3?
– Compatible with PowerFlex 70, 700, and 7-Class drive platforms. -
Does it require external power?
– No, it is powered directly through the drive’s HIM port. -
Is the HIM hot-swappable?
– Yes, it can be connected or removed while the drive is powered. -
What is the display type?
– Alphanumeric LCD with backlight for clear parameter visibility. -
Can it be used as a handheld module?
– Yes, it can be used handheld or mounted on the drive front panel. -
Is it suitable for outdoor use?
– Only within rated temperature and enclosure protection limits (IP66). -
How do firmware updates work?
– Updates are applied through Rockwell Automation firmware tools. -
Can it store drive parameters?
– Yes, it supports parameter upload and download for multiple drives. -
Does it support multi-language operation?
– Yes, configurable through drive firmware. -
How often does it require maintenance?
– Practically none, aside from occasional cleaning and visual inspection.
Recommended Related Models
| Model Number | Description |
|---|---|
| 20-HIM-A5 | Alternate HIM with enhanced interface and firmware capacity |
| 20-HIM-C3S | Compact HIM for 7-Class PowerFlex drives |
| 20-COMM-E | Ethernet/IP communication adapter for PowerFlex drives |
| PowerFlex 700 | Compatible AC drive for industrial motor control |
Popular Allen Bradley Models
| Model Number | Description |
|---|---|
| 20-HIM-A3 | Human Interface Module |
| 20-HIM-A6 | Enhanced HIM variant |
| PowerFlex 753 | Medium-voltage AC drive |
| PowerFlex 755 | High-performance variable frequency drive |
| 20-COMM-D | DeviceNet communication module |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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