Overview
The AID150 is an advanced centralized alarm display unit designed for comprehensive monitoring of multiple AIM series insulation monitoring devices in medical IT systems. It communicates via RS485 (Modbus-RTU) to acquire insulation, load, and temperature data from up to 16 AIM-M10/100/200 units, and provides audible and visual alarms when faults occur. The large 128×64 dot-matrix LCD clearly displays real-time system parameters and fault details, enabling quick assessment by medical staff. Additionally, it allows remote configuration of all connected insulation monitors, streamlining system management without the need for on-site access. With its 172×87 mm flush-mount design, the AID150 integrates seamlessly into information panels in operating rooms, ICUs, and other critical care areas.
Highlight
Large LCD Display
- 128×64 dot-matrix
- Shows all system parameters

Multi-unit Monitoring
- Up to 16 AIM devices
- Real-time status of each system

Comprehensive Alarms
- Insulation, overload, overtemp
- Device failure, audible/visual

Remote Configuration
- Set parameters for all monitors
- No on-site access needed

Function
| Function | Description |
| Remote Monitoring | Continuously acquires insulation, load, and temperature data from up to 16 AIM series monitors via RS485. |
| Large LCD Display | 128×64 dot-matrix LCD shows real-time values, alarm status, and system configuration. |
| Audible & Visual Alarm | Provides buzzer and LED indication for insulation fault, overload, overtemperature, device failure. |
| Alarm Settings | Supports load current alarm (14/18/22/28/35/45 A) and temperature alarm (0 – +200 ℃) configuration. |
| Parameter Configuration | Remotely sets parameters of all connected AIM monitors (e.g., alarm thresholds, address). |
| Communication | RS485 interface, Modbus-RTU protocol. |
| Power Supply | DC 24 V, < 0.6 W. |
| Mounting | Flush or panel mounting, 172×87 mm (H×W). |
Specification
| Parameter | Value |
| Model | AID150 |
| Compatible Insulation Monitors | AIM-M10/100/200 (up to 16 units) |
| Auxiliary Power | DC 24 V |
| Power Consumption | < 0.6 W |
| Alarm Types | Insulation fault, overload, overtemperature, device failure |
| Alarm Method | Audible (buzzer) + visual (LED) |
| Load Current Alarm Settings | 14 A, 18 A, 22 A, 28 A, 35 A, 45 A (configurable) |
| Temperature Alarm Range | 0 – +200 ℃ (configurable) |
| Communication Interface | RS485, Modbus-RTU protocol |
| Display | 128×64 dot-matrix LCD |
| Mounting Method | Flush / panel mount |
| Dimensions (H×W×D) | 172 × 87 × 63 mm |
| Panel Cutout | Refer to installation manual |
| Protection Degree | IP40 (front panel) |
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FAQ
The AID150 can connect to up to 16 AIM-M10/100/200 insulation monitors via RS485 bus.
Yes, the 128×64 LCD shows detailed real-time data including insulation resistance, load current, transformer temperature, and alarm status for each connected system.
Yes, you can remotely configure parameters (including alarm thresholds) for each individual AIM monitor via the AID150’s menu.
It supports insulation fault, overload, overtemperature, and device failure alarms (e.g., communication loss, internal fault).
The exact cutout dimensions depend on the mounting frame; please refer to the installation manual provided with the product.
Summary
The AID150 is a powerful centralized alarm unit designed for large medical IT systems requiring multi-device monitoring. Its large LCD screen provides clear visibility of system status, while the ability to connect up to 16 AIM monitors makes it ideal for operating suites, ICUs, and central engineering stations. Comprehensive alarm functions and remote configuration capabilities enhance operational efficiency and ensure rapid response to electrical anomalies, guaranteeing uninterrupted power supply to critical medical areas.

