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MultiRelay Fibra

MultiRelay Fibra

Four-channel relay with potential-free contacts to control power supply remotely

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Advanced automation for greater safety

MultiRelay Fibra is a relay module designed to implement complex wiring diagrams. It has four relays with potential-free (dry) contacts that can control four separate circuits independently. MultiRelay can integrate various appliances, electrical mechanisms and even third-party security devices into the Ajax system. With Ajax scenarios, the module provides fully automated actions in response to alarms and security mode changes or performs them by a specified schedule.

Discover MultiRelay Fibra

Four-channel relay with remote control

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Key features

4 independent relays

multirelay

Automation scenarios

automation-scenario
remote-control

Remote control and configuration

Potential-free contacts

Operate with both AC and DC circuits

In-line connection with different types of devices

2 operation modes

Multirelay pulsed bistable

Informative in-app notifications

Ajax logo
10:00

Ajax

Warehouse: Gate switched on by Hannah

Ajax logo
10:00

Ajax

Office: Open-space lights switched off, scenario Night time

Up to 0.18 W

Low power consumption

Protection against overheating

All relays are deactivated if at least one of them exceeds +80°C

Tamper

Tamper alarm

when installed into Case

Radio-range

Up to 2,000 m1

range of communication with an Ajax hub

Steady contact state

The current state of contacts remains the same after a power outage

Fibra wired communication

Fibra wired connection

Power adjustment

Devices compatibility

MultiRelay Fibra is a device of the wired Fibra product line. Only accredited Ajax Systems partners can sell, install, and administer Fibra products.

Remote power supply control

Electric locks

Electric locks

Lighting and power supply

Lighting and power supply

Access control

Access control

Automatic gates / barriers

Automatic gates / barriers

Roller shutters / blinds

Roller shutters / blinds

fog-generators

Fog generators

Third-party wired devices

Third-party wired devices

Multirelay climat control

Climate control

Effect of presence

Effect of presence

Irrigation system

Irrigation system

Smart security and comfort

Use automation scenarios to make life safer and more comfortable. Set your office lights to turn off automatically on arming. Program your projectors to turn on when outdoor motion detectors identify intruders. Or turn on your toaster at a certain time in the morning.

Ventilation

5 automation elements with MultiRelay

4 separate circuits control

4 separate circuits control

The module has four relays that can control four separate circuits independently, meaning it can maintain four different appliances or electric mechanisms. Automation scenarios can be configured for each relay separately. Also, several relays can be connected to control one device if required by the wiring scheme.

Impulse and bistable modes

Impulse and bistable modes

Each relay supports two operation modes:

  • Bistable — the relay changes contact state after each activation, turning the connected appliance on or off.
  • Pulse — the relay changes contact state for the adjustable time (from 10 s to 2 h).

The mode can be configured in Ajax apps for each relay separately.

Steady contact state

Steady contact state

The device retains the current contact state of a relay. After a power loss and subsequent restoration, the contact state remains unchanged. The feature can be activated in Ajax apps for each relay separately.

Support for both AC and DC circuits

Support for both AC and DC circuits

The module has relays with potential-free (dry) contacts and can control circuits with direct, alternating, or no current.

Configurable NC/NO contact states

Configurable NC/NO contact states

Each relay supports two contact states:

  • Normally closed (NC) — the relay stops supplying power when activated and resumes when deactivated.
  • Normally open (NO) — the relay supplies power when activated and stops when deactivated.

The normal contact state can be configured in Ajax apps.

One multi-purpose casing

The convenience for PROs is a big priority, so Ajax products are always thought out to every detail, hence easy to work with. That’s why we created Case, a one-stop casing suitable for module-type Fibra devices. Various size options facilitate combining multiple modules, optimizing space and reducing installation expenses. MultiRelay is compatible with Case2 and can be installed in a single casing with other devices.

Learn more about Case
Cases

Case configurator

Get options for the most optimal Сase configurations that consider the Fibra devices you need.

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Fibra

Unique wired technology

The Ajax system uses secure two-way communication based on the Fibra proprietary protocol. It features encryption and device authentication to prevent sabotage, spoofing, or data theft. Fibra lines are multifunctional and support connecting different types of devices to one line: sirens, keypads, and detectors with photo verification.

Fibra

Up to 2,000 m1 of wired communication with a hub

One line for different types of devices

Protection against sabotage and spoofing

Energy efficiency as a priority

Fibra communication requires minimum power consumption: the module consumes only up to 0.18 W at its peak. Fibra also follows the TDMA principle. Each device has a short time frame to exchange data with a hub, and its communication module is inactive the rest of the time. This significantly reduces power consumption and helps avoid interferences even when multiple devices communicate simultaneously.

Power consumption of up to 0.18 W

TDMA and power-saving modes

Energy efficiency

Sabotage resistance

Tamper alarm³

Tamper alarm³

MultiRelay needs to be installed into Case, which has a built-in tamper. The tamper notifies the security company and users about attempts to open Case or detach it from the surface.

Data encryption

Data encryption

All data the system stores and transmits is protected by a block cypher with a dynamic key. Encryption makes it extremely difficult to reprogram the device, replace or steal the data.

Regular polling

Regular polling

The device regularly exchanges data with the hub. The system controls each device state and reports if there is a malfunction or connection loss.

Protection against short circuit

Protection against short circuit

The system instantly detects a short circuit on the line and notifies the security company and the users. And when the problem is fixed, there is no need to replace the fuses: the system will restore operation automatically.

Data-rich notifications

Data-rich notifications

The Ajax system instantly notifies about alarms and events with informative notifications: security companies and users know exactly which device triggered, when and where it happened.

Device authentication against spoofing

Device authentication against spoofing

The hub checks the device's unique parameters for authentication during each communication session. If any parameter fails the check, the hub ignores device commands.

PRO is king

The myth about wired systems being difficult to install is busted. Ajax minimized an expensive, long, and dusty experience for PROs by developing an ultimate set of tools to make the process easy and flexible, from project design to client support and system maintenance. The module is installed inside Case with only one move of the hand. Intuitive Ajax apps help quickly make the device a part of the system, and each device can always be reconfigured remotely without site visits. No need for programmers — everything is available out-of-box.

Fibra power supply calculator

The online tool provides security specialists with comprehensive information about the devices’ power consumption. It's easy to check before installation whether the wired system project will work in practice. The calculator allows real-time project-making, highlighting the problem areas and offering solutions. Once the calculations are finished, the results can be downloaded as a PDF file.

The module needs to be installed into Case. The installation kit includes all the necessary fasteners. The casing has holders for device placement which are flexible and require only one move of hand to install the module inside. A built-in spirit level and slightly bigger fixing points assist the professional in a perfectly accurate mounting position. Inside, Case has special fasteners for cable management and several perforated parts on the sides and back for wiring out cables. Markings for drill positioning and special protectors inside help to stop the drill before it hits holders or other components. The top lid of the casing is equipped with anti-falling screws to prevent accidental dropping of installation parts.

Installation into Case2

All the necessary fasteners included in the installation kit

Thought-out cable management

Hassle-free installation

The device is paired with the hub automatically via Fibra line scanning. This tool is available in the desktop or mobile PRO apps. An installer only needs to name the device and assign it to the room and security group. The device can also be added by scanning the QR code or entering its ID manually.

Pairing with a hub via automatic line scanning or QR code

Optimal default settings to cover major requests

Fibra scanning lines

Intuitive Ajax apps provide remote set-up and all device information from anywhere the Internet is available, on a smartphone or PC. An installer can remotely change the settings and provide services in-time. No need to visit the object.

Apps for iOS, Android, macOS, and Windows

Remote configuration without site visits

Accounts for companies and installers

Settings

MultiRelay has two-way communication and ultimate informativeness. The security company will receive an alarm notification in less than a second. Notifications include all the necessary information: name of the device, time of the event, and even the exact room where the device is located. CMS also receives photo verification, capturing the reason for the alarm.

Full addressability of connected devices

Instant notifications in Ajax apps

Alarms and events monitoring in PRO Desktop for security companies

Convenient monitoring
  • 1 - With U/UTP cat.5 4×2×0.51 cable. Other cable types may have different values. Please use Fibra power supply calculator to check the wired system project before installation.
  • 2 - Case is sold separately. Learn more about Case.
  • 3 - Notification about attempts to open Case or detach it from the surface. Available only when MultiRelay Fibra is installed into Case. Case is sold separately.

Ajax product lines

Superior, Fibra, and Baseline product lines are mutually compatible. This opens up numerous possibilities for building systems of any configuration.