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Water Leak
Detection Systems

Multizone Water Leak Alarm – Monitor up to 64 Zones with LD64-2

Advanced Multizone Water Leak Detection System for Comprehensive Coverage

Building on the proven success of the Multizone Water Leak Detector 9 to 32 zones, the LD64-2 Multizone Water Leak Alarm offers expanded capabilities to protect your building from water damage. With the ability to monitor up to 64 separate zones, this cutting-edge water leak detection system ensures reliable identification of leaks from a wide range of sources, including water pipes, shower rooms, bathrooms, data centers, and air conditioning systems.

Why Choose the LD64-2 Multizone Water Leak Alarm?

Designed for versatility and efficiency, the LD64-2 Multizone Water Leak Alarm is perfect for office buildings, plant rooms, and commercial spaces requiring comprehensive water leak monitoring. With its user-friendly interface, customizable zone configurations, and advanced alert options, it provides a dependable solution for safeguarding your property.

Key Features of the LD64-2 Multizone Water Leak Alarm

1. Intuitive Touchscreen Interface for Simple Monitoring

The LD64-2 Multizone Water Leak Alarm is equipped with a central alarm unit featuring a large, easy-to-use touchscreen display. This interface provides a quick, clear overview of each zone’s status, indicating whether a zone is in ‘normal’, ‘fault’, or ‘alarm’ mode. This intuitive design ensures efficient monitoring at a glance.

2. Flexible Zone Monitoring for Maximum Coverage

The LD64-2 allows you to design the water leak detection system that will meet your specifications. The multizone water leak alarm can be configured with up to 32 different Outstations over several different floors. These Oustations can be placed up to 300 meters from the main alarm panel, providing you comprehensive leak detection. Each Outstation can be configured as 1, 2, 3, or 4 zones. This will allow you to monitor areas of any size—from small tea points to large plant rooms. With the ability to monitor up to 64 zones, this system delivers complete building coverage.

3. Automatic Water Shutoff Valves for Leak Prevention

Enhance your multizone water leak alarm with Outstations equipped with automatic water shutoff valves. In the event of a detected leak, these valves immediately shut off the water supply to the affected zone, minimizing water damage and protecting your building from costly repairs.

4. Quick Response Alerts for Immediate Action

The LD64-2 Multizone Water Leak Alarm offers several options to ensure prompt notifications of water leaks:

  • SMS Text Messaging Unit: Sends instant alerts to off-site personnel for swift response.
  • Flashing and Audible Beacons: Install multiple beacons in reception areas, security offices, or other key locations to ensure heightened visibility and awareness.
  • SCA Repeat Alarms: Provide redundancy by mirroring alerts at additional locations within your facility.
Multizone Water Leak Alarm.
Optional Equipment
WDC4 Water Leak Detection cable Water Leak Sensor Probe Shut-off valve used to turn off the water supply when a leak has been detected. Alternative Water Leak Detection Spot Probe Beacon Sounder - for remote alarm indication icture of a GSM text messaging unit used to connect to temperature and leak alarm systems 12 Hour Battery Backup Braided Water Leak Detection Cable Image of a Modbus Interface Unit. Used to connect water leak detection system to your BMS via Modbus TCP. A white water alarm with a speaker and blue ripple design detects leaks and sounds an alert to help prevent potential damage.

Connecting to your Building Management System (BMS)

Two options are available to interface with your Building Management System (BMS): one being alarm volt-free contacts for each zone and the other being ModBus TCP. This allows you to connect an ethernet cable to your BMS. Saving a lot of effort and time in wiring up your system.

For more details on how ModBus TCP can enhance the capabilities of your multizone water leak alarm, check out our in-depth guide on “How to Use ModBus TCP for Efficient Leak Detection in Large Facilities.” Alternatively you can watch our video showing Multizone Water Leak Alarm with Modbus TCP.

Standard Features

  • 180mm wide x 180mm high x 80mm deep
  • Up to 64 zones using 1, 2, 3 or 4 zone remote leak detection outstations
  • Large 65mm x 115mm LCD touch screen graphic display with RGB backlight
  • The screen instantly displays the status of all fitted zones
  • On board audible warning device to alert local operators of a problem
  • Alarms latched until Mute operated to give indication of transient water leaks
  • Common Alarm, New Alarm, Common Fault & Power Fault output relay contacts to BMS
  • RS485 communications to outstations via 4 core interconnecting cable
  • Each outstation has a common zone alarm relay for use by a BMS or other systems
  • Power to all outstations is provided from the alarm unit
  • Leak detected Lamps fitted inside the remote outstations giving local Alarm indication
  • System information button showing the total number of zones, outstations alarm and fault

Optional Equipment

  • Shut-off valve control which automatically turns off the water supply when a leak is detected
  • SMS Text Messaging Unit to raise an alarm when the building is unoccupied
  • Remote beacon or mutable sounder beacon
  • Individual alarm relays allowing the status of each zone to be displayed on a BMS system
  • 12 hour battery backup and power fault output relay to BMS
  • Repeat Alarm Type SCA
  • ModBus TCP output.

Data Sheet
LD64-Information

Installation Manual
LD64-Manual-1


APPENDIX: LD32 with ModBus TCP Manual

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