The Dahua ARM911, a 1 Input & 1 Relay Output Expansion Module (MBUS), is a versatile device designed to enhance your security system’s capability. Renowned for its reliability and flexibility, this module is an ideal addition to any system requiring additional input and relay output functionalities. Compatible with various Dahua systems, it extends your system’s application potential with ease.
Quick Spec
| Input Channels | 1 |
| Relay Output Channels | 1 |
| Communication Bus | MBUS |
| Power Supply | 12V DC |
| Operating Temperature | 0°C to 50°C |
Product Features
- Single-input channel for flexible configurations.
- One relay output for enhanced control options.
- Supports MBUS communication bus for seamless integration.
- 12V DC power supply for efficient power management.
- Reliable operation within a wide temperature range (0°C to 50°C).
Product Applications
- Enhancing security systems with additional input and output requirements.
- Integrating into automation systems to control various devices.
- Installing in commercial buildings for expanded access control functionalities.
Supported Options
| Accessory | Model |
| Power Supply Unit | PS3000-12V |
| MBUS Communication Cable | CBL-MBUS-3M |
| Wall Mount Kit | WMK-ARM |
Compare to Similar Items
| Feature | Dahua ARM911 | Dahua ARM921 | Dahua ARM931 |
| Input Channels | 1 | 2 | 3 |
| Relay Output Channels | 1 | 2 | 3 |
| Communication Bus | MBUS | MBUS | MBUS |
| Power Supply | 12V DC | 12V DC | 12V DC |
| Operating Temperature | 0°C to 50°C | -10°C to 55°C | -20°C to 60°C |
Get more information
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Dahua ARM911 Specification
ARM911 Specifications |
|
| Brand | Dahua |
| Model | ARM911 |
| Input Channels | 1 Input |
| Relay Output Channels | 1 Relay Output |
| Communication Bus | MBUS |
| Input Voltage | 12V DC |
| Power Consumption | 1.5W |
| Operating Temperature | -10°C to +55°C |
| Operating Humidity | 0% to 95% (non-condensing) |
| Dimensions (W x H x D) | 45mm x 85mm x 24mm |
| Housing Material | Plastic |
| Mounting Type | DIN Rail |
| Indicator LEDs | Power, Communication, Input, Relay |
| Enclosure Rating | IP20 |
| Certifications | CE, FCC |
| Connection Terminals | Screw Terminal Blocks |
| Response Time | Less than 200ms |
| Noise Immunity | High (EN 61000-4-3) |
| Isolation | Input and Relay Output Isolated |
| Warranty | 2 Years |
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