Suprema OM-120 Multiple Output Extension Module

The Suprema OM-120 Multiple Output Extension Module is an advanced expansion module designed to increase the output capabilities of Suprema access control systems. It provides 12 relay outputs for controlling doors, elevators, alarms, lighting, and other connected devices. Designed for seamless integration with the Suprema BioStar 2 platform, the OM-120 supports scalable installations with up to 31 modules connected via an RS-485 daisy chain. It is an ideal solution for enterprise buildings, commercial facilities, industrial sites, data centres, and multi-floor access control applications.

Product Features

12 Relay Outputs

Provides twelve independent relay outputs for controlling electric locks, alarms, elevators, lighting systems, and other security devices.

Elevator Control Support

Supports control of up to 192 elevator floors per elevator, making it ideal for high-rise buildings and enterprise access control systems.

Scalable System Expansion

Allows up to 31 OM-120 modules to be connected on a single RS-485 communication network for large-scale deployments.

RS-485 Communication

Uses a reliable RS-485 interface with OSDP V2 compliance to ensure secure and stable communication with Suprema controllers.

BioStar 2 Compatibility

Fully integrates with Suprema BioStar 2 software for centralized configuration, monitoring, and output management.

Anti-Passback Support

Supports preset relay outputs for Anti-Passback (APB) zones, enhancing overall access control security.

Fire Alarm Integration

Enables elevator groups and relay outputs to be associated with designated fire alarm zones for automated emergency response.

Multi-Colour LED Indicators

Features LED status indicators for power, relay outputs, RS-485 communication, auxiliary inputs, and system status to simplify maintenance and troubleshooting.

Reliable Industrial Performance

Built for continuous operation in demanding commercial and industrial environments with high reliability.

Easy Installation

Compact design with RS-485 daisy-chain architecture simplifies installation and future system expansion.

Product Specifications

• Product Type: Multiple Output Extension Module
• Brand: Suprema
• Model: OM-120
• CPU: Cortex-M3 72 MHz
• Memory: 128 KB Flash, 20 KB SRAM
• Relay Outputs: 12
• Relay Rating: 5 A @ 30 VDC (Resistive Load)
• Communication Interface: 1-Channel RS-485
• Communication Protocol: OSDP V2 Compliant
• Auxiliary Inputs: 2 Dry Contact Inputs
• LED Indicators: Multi-Colour LEDs (Power, Status, Relay, RS-485 TX/RX, AUX Input)
• Power Supply: 12 V DC
• Maximum Current Consumption:6 A
• Operating Temperature: -20°C to 60°C
• Storage Temperature: -40°C to 70°C
• Operating Humidity: 0%–95% Non-Condensing
• Storage Humidity: 0%–95% Non-Condensing
• Dimensions: 90 × 190 × 21 mm
• Weight: 300 g
• Certifications: CE, UKCA, FCC, KC, RoHS, REACH, WEEE
• Maximum Modules per RS-485 Chain: 31
• Maximum Elevator Floors Supported: 192 per Elevator
• Applications: Access Control Expansion, Elevator Control, Alarm Management, Fire Alarm Integration, Commercial Buildings, Corporate Offices, Industrial Facilities, Data Centres, Government Buildings, and Enterprise Security Systems.