Description
The ASM01895 Modular Service Tool SD is a compact operator interface device designed by AAON to support the configuration, monitoring, and troubleshooting of HVAC and industrial control systems. It features a clear 4-line by 20-character LCD display and a 27-key membrane keypad, offering intuitive interaction with a wide range of AAON controllers. Housed in a rugged black enclosure, the tool is built for field durability and portability.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
AAON |
| Category |
|
| Part Number |
ASM01895 |
| Subcategory |
VDC Logic I/O Brain/Interface |
| Product Type |
Modular Service Tool / Operator Interface |
| Display |
4-line x 20-character LCD (with clear protective bezel) |
| Keypad |
27-key membrane |
| Communication Protocol |
HSI Open Protocol Token Passing |
| Interfaces |
RS-485, E-BUS |
| Baud Rates Supported |
9600 or 57,600 |
| Power Supply |
(4) AA (1.5V) batteries (supplied) |
| Operating Temperature |
10°F to 149°F (-12°C to 65°C) |
| Operating Humidity |
0% to 95% RH, non-condensing |
| Memory Card |
Programmable 4 GB SD card |
| Enclosure |
Rugged black plastic case with clear bezel window |
| Dimensions (L x W x H) |
4.35 in x 8.45 in x 11.30 in (packaged) |
| Applications |
Configuration, monitoring, and maintenance of AAON systems |
| Weight |
Approx. 3.00 lbs (1.36 kg) |
Information About ASM01895
The ASM01895 is a multifunctional diagnostic and programming tool developed by AAON for interfacing with controllers such as the VCCX2, VCM-X, RNE, and VAV/CAV modules via RS-485 and E-BUS ports. Powered by four AA batteries, it operates across a wide temperature range of 10°F to 149°F and 0–95% RH non-condensing. The Modular Service Tool stores configurations and logs through a 4 GB SD memory card and uses HSI open protocol for communication. It enables maintenance professionals to efficiently service HVAC systems, perform software updates, and troubleshoot equipment with precision.
Key Features:
- Multi-Controller Compatibility: Interfaces with a wide array of AAON controllers including VCCX, VCM, and VAV modules.
- RS-485 & E-BUS Support: Offers dual communication channels for system flexibility and legacy support.
- Clear LCD Display: 4-line by 20-character screen for easy data navigation and visibility.
- Modular Design: Adaptable layout for varied industrial service requirements.
- Power Efficient: Operates on four AA batteries, ideal for portable field use.
- Robust Environmental Tolerance: Withstands temperatures from 10°F to 149°F and up to 95% RH.
- Programmable Storage: Integrated 4 GB SD card for data logging and firmware updates.
- User-Friendly Interface: 27-key membrane keypad for intuitive configuration and control.
- Compact & Portable: Durable housing with a lightweight build for on-site mobility.
- Durability in Harsh Environments: Enclosure built to resist industrial wear, dust, and minor impacts.
The ASM01895 delivers reliable, easy-to-use field servicing capability for technicians working with AAON control systems.
