Aaon ASM01895 Modular Service Tool

The AAON ASM01895 Modular Service Tool SD Operator Interface is a critical diagnostic and configuration handheld device for AAON HVAC controls. Engineered for precision, this OEM HVAC service tool is identical to part numbers OE391-12 and V28140, offering a universal solution for technicians managing modular controllers. Featuring a durable black enclosure with a 4-line-by-20-character adjustable contrast display, it ensures high visibility in mechanical rooms. The integrated 27-key membrane keypad allows for rapid data entry and system navigation, while the included 4G SD card, cable, and power supply provide a complete out-of-the-box solution. As a professional-grade HVAC handheld programmer, it facilitates seamless troubleshooting, setpoint adjustment, and real-time monitoring to maintain peak system efficiency and reliability.

Key Benefits:

• Direct OEM Compatibility: Verified as an authentic replacement for AAON ASM01895, OE391-12, and V28140 units.
• Precision Diagnostics: Access advanced programming and configuration settings for complex modular HVAC controllers.
• Industrial Durability: Housed in a heavy-duty casing with a clear bezel to protect the display during field service.
• Expanded Data Storage: Includes a high-capacity 4G SD card for logging historical data and system performance metrics.
• Intuitive Interface: High-contrast screen and tactile keypad simplify HVAC troubleshooting in low-light environments.

Common Questions:

How do I use the AAON ASM01895 for troubleshooting?
The tool connects directly to the modular controller via the supplied cable, allowing you to view active alarms, modify configuration variables, and override outputs for testing purposes.

What is the difference between ASM01895 and OE391-12?
There is no functional difference; the AAON ASM01895 is the direct replacement and is technically identical to the OE391-12 and V28140 models.

Does this tool require external power?
The package includes a dedicated power supply, though it can often draw power directly from the controller communication port depending on the specific AAON system hardware.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.