MD-IO84 Eight Input Four Output Expansion Board for Access Control Systems
The MDIO84 Eight Input Four Output Expansion Board is designed to extend the capabilities of compatible networked access control systems. This expansion module provides eight supervised inputs and four relay outputs, allowing enhanced monitoring and control for security installations. The host controller maintains complete management of all connected inputs and outputs, while configuration can be performed through supported access control software platforms. Featuring reliable Form C relay outputs, low power consumption, and compact dimensions, this expansion board is well suited for commercial, industrial, and high security environments requiring additional input and output capacity.
- Adds eight supervised inputs to compatible controllers
- Provides four Form C relay outputs
- Supports software based configuration and control
- Compact design for easy installation
- Ideal for commercial and industrial security systems
Adds eight supervised inputs and four relay outputs to compatible Rosslare networked access control systems, expanding overall system functionality.
Provides seamless integration with Rosslare access controllers, allowing centralized management of all connected inputs and outputs.
Enables complete host controller control over the expansion board for efficient monitoring and automation of security devices.
Supports flexible configuration through Rosslare VeriTrax AS-225 software, simplifying system setup and customization.
Features eight supervised input channels that enhance monitoring capabilities for sensors, contacts, and security devices.
Includes four Form C relay outputs with NO, NC, and COM contacts for versatile control of locks, alarms, and auxiliary equipment.
Delivers reliable relay switching performance with outputs rated up to 5A for demanding access control applications.
Operates on a 12VDC power supply, ensuring compatibility with standard access control installations.
Maintains low standby current consumption of only 30mA, helping reduce overall system power requirements.
Supports a maximum current draw of 135mA while providing stable operation under active conditions.
Utilizes configurable input connection topologies, allowing adaptation to a variety of installation requirements.
Compact board design measuring 100mm x 75.9mm x 32.5mm enables convenient installation inside control panel enclosures.
Ideal for expanding access control systems in commercial buildings, industrial facilities, educational campuses, and secured properties.
Enhances scalability by allowing additional field devices to be connected without replacing the primary access controller.
| MODEL NAME | Rosslare MD-IO84 Eight Input Four Output Expansion Board |
| MANUFACTURER | Rosslare Security |
| MODEL NUMBER | MD-IO84 |
| PRODUCT TYPE | I/O Expansion Board |
| APPLICATION | Access Control System Expansion |
| COMPATIBILITY | Rosslare Networked Access Controllers |
| SYSTEM INTEGRATION | Works with Rosslare VeriTrax AS-225 Software |
| INPUT VOLTAGE | 12VDC |
| INPUT CURRENT (STANDBY) | 30mA |
| INPUT CURRENT (MAXIMUM) | 135mA |
| NUMBER OF INPUTS | 8 |
| INPUT TYPE | Supervised Inputs |
| INPUT VOLTAGE | 5V DC |
| NUMBER OF OUTPUTS | 4 |
| OUTPUT TYPE | Relay Outputs |
| OUTPUT RELAY RATING | 5A Form C Relays |
| RELAY CONTACTS | NO, NC and COM Contacts |
| CONTROL METHOD | Managed by Host Access Controller |
| EXPANSION CAPABILITY | Adds 8 Inputs and 4 Outputs to Existing Controller |
| HOST COMMUNICATION | Integrated Expansion Interface |
| CONFIGURATION SOFTWARE | VeriTrax AS-225 |
| INPUT TOPOLOGY CONFIGURATION | Software Configurable |
| OUTPUT MANAGEMENT | Software Controlled |
| ACCESS CONTROL SUPPORT | Advanced Networked Access Control Systems |
| SUPERVISION FEATURE | Monitored Input Circuits |
| RELAY FORM | Form C |
| DIMENSIONS LENGTH | 100 mm (3.93 in.) |
| DIMENSIONS WIDTH | 75.9 mm (2.98 in.) |
| DIMENSIONS DEPTH | 32.5 mm (1.28 in.) |
| BOARD TYPE | Expansion Module |
| INSTALLATION ENVIRONMENT | Indoor Access Control Panels |
| OPERATING MODE | Controller-Managed Expansion |
| INPUT MONITORING | Supervised Detection |
| RELAY FUNCTION | Switching and Control Outputs |
| ACCESSORIES REQUIRED | Compatible Rosslare Controller |
| NETWORK SUPPORT | Designed for Networked Controllers |
| SECURITY APPLICATION | Door Access Management |
| EVENT MONITORING | Supports Additional Input Monitoring |
| CONTROL EXPANSION | Additional Relay Output Capacity |
| POWER REQUIREMENT | 12VDC Supply |
| CURRENT CONSUMPTION | Low Power Design |
| PCB CONSTRUCTION | Electronic Expansion Circuit Board |
| STATUS MANAGEMENT | Managed Through Host Controller |
| INPUT EXPANSION PURPOSE | Additional Monitoring Points |
| OUTPUT EXPANSION PURPOSE | Additional Controlled Devices |
| SOFTWARE INTEGRATION | Full Configuration Support |
| SYSTEM ARCHITECTURE | Modular Expansion Design |
| MOUNTING APPLICATION | Access Control Cabinet Installation |
| DEVICE CATEGORY | Access Control Peripheral |
| EXPANSION TYPE | Input/Output Expansion |
| SIGNAL PROCESSING | Controller-Based Logic Processing |
| INPUT CHANNELS | 8 Channels |
| OUTPUT CHANNELS | 4 Channels |
| RELAY CONTACT CONFIGURATION | Normally Open, Normally Closed, Common |
| EXPANDABLE SYSTEM SUPPORT | Yes |
| COMMERCIAL APPLICATION | Building Security Systems |
| INSTITUTIONAL APPLICATION | Enterprise Access Control |
| SECURITY MANAGEMENT | Centralized Through Access Control Software |
| OPERATING PLATFORM | Rosslare Access Control Ecosystem |
Rosslare MD-IO84 Eight Input Four Output Expansion Board is a versatile I/O expansion module designed to enhance the functionality of Rosslare networked access control systems. Adding eight supervised inputs and four relay outputs, this expansion board allows security professionals to extend monitoring and control capabilities for doors, alarms, sensors, and auxiliary devices. Fully managed by the host controller, the MD-IO84 integrates seamlessly into advanced access control installations.
Expand Access Control Capabilities
The MD-IO84 provides additional supervised inputs and relay outputs for Rosslare access control panels, enabling greater flexibility in system design. Inputs and outputs can be configured through compatible access control software such as VeriTrax AS-225, allowing administrators to customize device behavior, monitoring functions, and event-triggered actions. The board’s flexible input topology configuration supports a wide range of security applications.
- Adds 8 supervised inputs to compatible Rosslare controllers
- Provides 4 programmable relay outputs
- Controlled directly by the host access controller
- Compatible with VeriTrax AS-225 management software
- Configurable input connection topology
Reliable Performance for Professional Installations
Designed for commercial and institutional security systems, the MD-IO84 delivers dependable operation with low standby power consumption and robust relay outputs. Its compact form factor allows for convenient installation inside access control enclosures, making it ideal for expanding system functionality without requiring additional controllers.
- Commercial building access control systems
- Multi-door security installations
- Alarm and sensor integration projects
- Facility monitoring and automation applications
The Rosslare MD-IO84 Expansion Board is an ideal solution for installers and security integrators seeking to increase the number of available inputs and outputs while maintaining centralized control through Rosslare’s advanced access control platform.
Technical Specifications
- Model: MD-IO84
- Input Voltage: 12VDC
- Input Current: 30mA standby / 135mA maximum
- Number of Inputs: 8 supervised inputs
- Number of Outputs: 4 relay outputs
- Output Relays: 5A Form C relays (NO, NC, COM contacts)
- Input Voltage Level: 5VDC
- Dimensions: 100 mm x 75.9 mm x 32.5 mm (3.93 in x 2.98 in x 1.28 in)
- Software Compatibility: VeriTrax AS-225
- Application: Access control I/O expansion
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