Biomax C 24 four door access controller network PCB board

Biomax C 24 4 Door Access Controller

KTI010050014DCB

Product Description

The Biomax C-24 is a high-performance network access control board designed for centralized management of up to four doors across multi-point commercial and industrial facilities.

Brand: Biomax
Model: C-24
Doors Controlled: 4 independent doors
Reader Capacity: Supports up to 8 card readers (in/out reader configurations)
Reader Protocols: Wiegand 26, Wiegand 34, Wiegand 66 (up to 80 m transmission distance)
User Capacity: 42,000 registered cardholders
Transaction Buffer: 200,000 offline event records
Network Interface: TCP/IP Ethernet (up to 100 m transmission distance)
Input Interfaces: 4 exit button groups, 4 door sensor groups, 4 auxiliary alarm inputs (fire, burglar, gas, probe alarms)
Output Interfaces: 4 lock control relay groups, 4 alarm output groups
Operating Voltage: DC 9V to 14V
Current Draw:
Operating Environment: 0°C to 70°C, 10% to 90% RH non-condensing
Dimensions: 212 x 130 x 20 mm

KTI010050014DCB

Price

₹ 17,077.50 excl. GST

+ 18.00% GST. Freight after pincode at cart.

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Product Details
Available Brands	Biomax
Unit	Numbers
HSN Code	85437099
Dimension	L 21.2 x W 13 x H 2 cm cm ft in m
Warranty	12 Months No-Onsite Warranty
Resources	Download User Manual
Tags/categories	Automation Access Control, Attendance System Multi Door Controller

Usually dispatched within 5 days

About this product .

The Biomax C-24 multi-door access control board provides intelligent, network-managed physical security for mid-to-large-scale installations. Engineered with a dedicated high-speed processor and high-capacity non-volatile memory, the controller executes local authentication and access decisions instantaneously while maintaining continuous synchronization with centralized access control servers.
Designed for comprehensive four-door management, the board accommodates up to eight external card readers, facilitating bidirectional entry and exit validation across all four access points. The controller interfaces with industry-standard Wiegand peripherals, supporting 26-bit, 34-bit, and 66-bit card data formats over distances of up to 80 meters.
The internal memory stores up to 42,000 cardholder profiles and retains 200,000 timestamped transaction records. In the event of a corporate network disruption, the C-24 continues autonomous offline operations, validating user privileges and spooling all log activity locally until the TCP/IP communication link is restored.
For facility-wide life safety and intrusion response, the C-24 features an alarm extension architecture comprising 4 auxiliary inputs and 4 auxiliary outputs. These trigger circuits integrate seamlessly with fire alarm panels, security intrusion detectors, gas leakage probes, and peripheral siren modules, enabling automated fail-safe unlock or emergency lockdown actions.
Input and output terminal interfaces include 4 dedicated exit push-button inputs, 4 door sensor contacts for real-time door ajar or forced-entry monitoring, and 4 heavy-duty relay groups configured to drive electric strikes, electromagnetic locks, or motorized gates. The board operates within an electrical supply range of DC 9V to 14V with a nominal board operating current under 300 mA.
Standard IEEE 802.3 TCP/IP networking enables straightforward integration into existing structured cabling infrastructures across transmission runs up to 100 meters per network drop. The controller is built for reliable round-the-clock service across corporate offices, industrial manufacturing facilities, server rooms, healthcare institutions, and educational campuses.

Product Information .

Corporate Offices Worship Places Industries, Factories Hospitals, Clinics Shopping Malls, Showrooms Government Buildings, Offices Banks Airports Railways, Bus Stations Conference Rooms Resorts Smart Cities Defense Sectors Power Plants Embassy Server Rooms Pharma Industries Auditorium Conference Hall Emergency Services

Biomax C-24 Multidoor Controller Compatibility and System Integration

The Biomax C-24 (C24) network access control board is engineered for modular integration into multi-door commercial and industrial access infrastructure. Designed to manage 4 independent doors through a centralized super network processor and mass memory architecture, the controller coordinates edge access peripherals, electronic locking hardware, auxiliary building safety inputs, and host management networks without requiring proprietary peripheral hardware.

Reader Protocols and Wiegand Interface Compatibility

The Biomax C-24 features native connectivity for up to 8 card readers, accommodating comprehensive bidirectional read-in and read-out architecture across all 4 managed doors. The reader interface bus supports industry-standard Wiegand formats:

Wiegand 26: Standard 26-bit communication format for commercial proximity and contactless smart card readers.
Wiegand 34: Extended 34-bit format offering higher credential security and expanded site code ranges.
Wiegand 66: High-density 66-bit card identification protocol for specialized access environments.
Transmission Range: Supports Wiegand cable distances of up to 80 meters between the peripheral reader heads and the controller board terminals.

Through these standardized Wiegand lines, the C-24 handles an internal database of up to 42,000 registered user cards and retains up to 200,000 offline transaction records in mass memory.

Door Hardware and Peripheral Interfacing

Field device compatibility is provided via dedicated onboard terminal blocks arranged for complete four-portal supervision:

Electric Lock Outputs: 4 independent relay output groups switch power directly to electric strikes, electromagnetic locks (maglocks), or drop-bolt locking hardware.
Exit Request Devices: 4 dedicated exit button input groups interface with push-to-exit buttons, touch sensors, and request-to-exit (REX) hardware.
Door Status Monitoring: 4 door sensor interface groups accept standard magnetic door contacts to provide real-time door status monitoring and forced-door alerts.

Fire Alarm and Auxiliary Safety System Extension

To integrate physical access control with automated life-safety and industrial facility monitoring, the C-24 board includes an integrated alarm extension module featuring 4 auxiliary inputs and 4 auxiliary outputs. This interface provides native compatibility for direct signaling with:

Fire Alarm Systems: Enables automatic emergency door release upon fire alarm trigger.
Probe Alarms: Interfacing for perimeter and detection probes.
Burglar Alarm Panels: Supports integration with central intrusion detection systems.
Gas Alarm Systems: Interfaces with hazardous atmosphere and industrial gas detection sensors.

Host Network and Electrical Specifications

Communication with central management software is facilitated by an onboard TCP/IP network interface operating over standard local area network (LAN) topologies with segment lengths up to 100 meters. The board operates within a direct current working voltage of DC 9V to 14V, drawing an operational current of less than 300 mA. The compact board footprint measures 212 mm in length, 130 mm in width, and 20 mm in height, and functions across an operating temperature range of 0°C to 70°C with non-condensing relative humidity ratings between 10% and 90% RH.

Biomax C-24 Controller Installation and Wiring Architecture

The Biomax C-24 four-door access controller is engineered for centralized physical security infrastructure, coordinating up to 4 doors and supporting up to 8 card readers for bidirectional access tracking. Proper field installation requires adherence to mechanical clearances, power tolerances, transmission distance thresholds, and terminal interfacing guidelines.

Mechanical Mounting and Environmental Guidelines

The bare C-24 controller board measures 212 mm (length) by 130 mm (width) by 20 mm (height). It is designed to mount securely within low-voltage equipment panels, system enclosures, or security power cabinets. When mounting the controller, ensure sufficient clearance around all perimeter screw terminal blocks to accommodate field wiring bundles and maintain adequate airflow. The installation enclosure must be situated in an environment that conforms to the controller’s operating specifications, maintaining an ambient temperature between 0°C and 70°C and a non-condensing relative humidity between 10% and 90% RH.

Power Supply Requirements

The C-24 access board requires a regulated operational input voltage of DC 9V to 14V. The internal logic and processing circuits draw a static working current of less than 300 mA (

Card Reader Cabling and Wiegand Integration

The controller features 8 reader interface terminals, allowing the assignment of 2 readers per door (entry and exit) across all 4 managed doors. The system interfaces natively with peripheral access devices utilizing standard Wiegand formats:

Supported Reader Protocols: Wiegand 26, Wiegand 34, and Wiegand 66.
Maximum Transmission Distance: 80 meters maximum line distance between the C-24 controller and any individual card reader.
Wiring Recommendation: Use multi-conductor shielded cable for Wiegand Data 0, Data 1, power, and indicator lines to prevent electromagnetic interference over long cable runs.

Peripheral Inputs and Door Lock Output Interfacing

The C-24 access board is equipped with dedicated onboard terminal groups for complete four-door peripheral management:

Relay Output Interfaces: 4 relay output groups dedicated to switching power for electronic locking mechanisms (such as magnetic locks, electric strikes, or drop bolts).
Door Sensor Interfaces: 4 door sensor input groups for real-time door open/closed status monitoring and door-forced/held-open detection.
Exit Button Interfaces: 4 request-to-exit (RTE) input groups designed for dry-contact push buttons.

Auxiliary Alarm Extension and Network Infrastructure

To support integrated emergency and intrusion response, the C-24 features an alarm extension interface consisting of 4 auxiliary inputs and 4 auxiliary outputs. These channels allow direct hardware integration with:

Fire alarm panels for automated emergency door release
Security probe alarm triggers
Burglar alarm detection systems
Gas alarm monitoring interfaces

Network connectivity for system configuration, cardholder database updates (supporting up to 42,000 registered cards), and offline event log synchronization (supporting up to 200,000 records) is provided via an onboard TCP/IP communication port. The maximum recommended TCP/IP cable run is 100 meters over standard network cabling connecting the controller directly to a local area network (LAN) switch or router segment.

Biomax C-24 Enterprise Access Control Deployment Use Cases

The Biomax C-24 multi-door access control board provides high-density hardware integration for mid-to-large access control topologies. Built on a dedicated network processor and high-capacity memory architecture capable of holding 42,000 card records and 200,000 offline event logs, the controller is engineered to manage physical security across complex commercial, institutional, and industrial facilities.

Industrial Facilities, Manufacturing Plants, and Warehousing

Manufacturing floors, industrial workshops, and distribution warehouses demand rigorous access partitioning between perimeter gates, operational machinery zones, and restricted inventory stores. The Biomax C-24 manages up to 4 independent doors per panel, allowing plant security administrators to deploy entry and exit card readers across all 4 entryways using its 8-reader capacity. Reader wiring runs can span up to 80 meters using standard Wiegand 26, Wiegand 34, or Wiegand 66 formats, accommodating long cable pathways typical of factory floor layouts. Operating reliably within an environmental temperature range of 0°C to 70°C and 10% to 90% RH humidity, the board provides uninterrupted local authorization even during industrial thermal fluctuations.

Corporate Campuses, IT Infrastructure, and Server Rooms

In multi-tenant office buildings, corporate headquarters, and conference centers, access control must balance employee throughput with strict room segregation. The C-24 interfaces natively over standard TCP/IP networking with transmission distances up to 100 meters per network drop, enabling rapid integration into enterprise local area networks (LANs). Facility teams can assign individual relay groups and door sensor interfaces to secure server rooms, executive boardrooms, and floor entrance portals. Four dedicated exit button groups allow standard push-to-exit hardware on egress paths, while door sensor inputs deliver continuous real-time monitoring of door open/ajar statuses directly to the centralized access software.

Banking, Defense, and Government Installations

High-security environments including financial institutions, defense buildings, and government offices require comprehensive audit trails and dual-direction credential validation. By pairing 2 readers per door (entry and exit) across 4 controlled portals, security teams can enforce bi-directional credential verification. The 200,000 internal transaction memory ensures complete offline data retention if primary network connectivity is disrupted. Furthermore, the 4-input and 4-output alarm extension channels interface directly with perimeter probe alarms and burglar alarms to trigger local annunciators or external security signals upon unauthorized breach attempts.

Healthcare Facilities, Clinics, and Pharmaceutical Cleanrooms

Hospitals, diagnostic clinics, and pharmaceutical laboratories require controlled entry to pharmacies, surgical suites, and research wings to prevent cross-contamination and protect sensitive pharmaceuticals. The Biomax C-24 operates on a DC 9V to 14V power supply with a base board draw of less than 300 mA, making it straightforward to power via centralized low-voltage DC power supply distribution panels. Its 4 relay output groups interface with electric lock mechanisms (such as magnetic locks or electric strikes) to ensure secure locking schedules across department boundaries.

Integrated Life Safety and Alarm Systems Automation

Emergency life-safety integration is critical across commercial hubs, shopping malls, airports, and railway transit stations. The C-24 controller features an auxiliary extension bus containing 4 inputs and 4 outputs engineered to interface with building automation systems. When wired into fire alarm or gas alarm control panels, auxiliary alarm inputs trigger automated door release sequences across the 4 relay groups, unlocking egress pathways instantly during emergency evacuation protocols while logging the exact timestamp of the event.

Deployment Application	Primary Panel Interfaces Used	Target Hardware Integration
Manufacturing & Warehouse Perimeters	8 Wiegand Reader Ports (up to 80m)	RFID / Biometric Readers (Wiegand 26/34/66)
Corporate Office & Server Rooms	TCP/IP Port (up to 100m), 4 Relay Groups	Electric Locks, Network Switch, Push-to-Exit Buttons
Banks & Defense Facilities	4 Door Sensors, 4 Alarm Inputs/Outputs	Burglar Alarms, Perimeter Probes, Monitored Door Contacts
Emergency Evacuation Routes	4 Alarm Input Channels (Fire/Gas)	Fire Alarm Control Panels, Automatic Emergency Release

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