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LDRA6 USER GUIDE
RLE TECHNOLOGIES
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©2008 RLE Technologies 110046 Rev 1.6 (08/2008)
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SEAHAWK LDRA6
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PRODUCT REGISTRATION Product registration helps RLE Technologies inform owners of: • Product Upgrades • Firmware Enhancements • New products and Technologies • Special Offers Available Only to Registered Users Submit registration information on the Support/Product Registration webpage at www.rletech.com. **Any information provided to RLE Technologies through the registration form will be regarded as confidential. To read our Privacy Policy, please visit our website: rletech.co
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User Guide: LDRA6 Table of Contents TABLE OF CONTENTS Chapter 1: Product Overview ........................................................................................................................................2 1-1 Description......................................................................................................................................................2 1-2 LDRA6 Front Panel Indicators ..........................................................................
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Table of Contents User Guide: LDRA6 Appendix A: Modbus Communications ..................................................................................................................... 16 A-1 Modbus Implementation of the LDRA6....................................................................................................... 16 A-1.1 Modes of Transmission ..................................................................................................................... 16 A-1.1.1 Sla
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User Guide: LDRA6 List of Figures and Tables LIST OF FIGURES AND TABLES Figure 1-1: LDRA6 Front Panel Indicators ..................................................................................................................3 Figure 2-1: LDRA6 Board............................................................................................................................................4 Figure 3-1: Water Leak Detection Cable...........................................................
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Chapter 1: Product Overview User Guide: LDRA6 CHAPTER 1: PRODUCT OVERVIEW 1-1 DESCRIPTION The LDRA6 is a complete monitoring system that detects and reports the presence of water and other conductive liquids, as well as monitors dry contact alarm points. The LDRA6 couples SeaHawk Water Leak Detection Cable (SC) with an advanced control head to monitor six individual zones. When a conductive liquid comes in contact with the SC cable, an alarm sounds and the summary alarm relay and zon
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User Guide: LDRA6 Chapter 1: Product Overview Power LED Test / Reset/ Silence Switch Leak /Cable Detected LEDs Figure 1-1: LDRA6 Front Panel Indicators 3 970 484-6510 www.rletech.com
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Chapter 2: Product Overview User Guide: LDRA6 CHAPTER 2: CONNECTIONS & SETTINGS 2-1 LDRA6 BOARD The LDRA6’s zone connectors, labeled TB2, are found at the bottom of the board on the double-stacked terminal block. The switches on the board are labeled SW1 and SW2. The unit has one dial, labeled R1, which is used to manually adjust the sensitivity for all zones. Sensitivity for individual zones may be configured through the LDRA6’s RS232 Craft Port configuration, labeled P2. The switche
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User Guide: LDRA6 Chapter 2: Connections & Settings 2-1.1 TB1 – Power The LDRA6 connects to a 24VDC power supply using TB1, a two position connector labeled 24VDC. 2-1.2 POW1 – Power Power can also be supplied to the unit through POW1. This is a wall adapter plug connection. This also requires 24VDC. 2-1.3 TB2, TB3 – Zone Inputs SeaHawk Leak Detection Cable (SC) and/or dry contact wires connect to the LDRA6 through TB2. Fifteen foot (4.57m) leader cables (one is included in each lea
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Chapter 2: Product Overview User Guide: LDRA6 TB5-7 Zone 3 alarm relay normally open (NO) TB5-8 Zone 3 alarm relay common (C) TB5-9 Zone 3 alarm relay normally closed (NC) TB4-1 Zone 4 alarm relay normally open (NO) TB4-2 Zone 4 alarm relay common (C) TB4-3 Zone 4 alarm relay normally closed (NC) TB4-4 Zone 5 alarm relay normally open (NO) TB4-5 Zone 5 alarm relay common (C) TB4-6 Zone 5 alarm relay normally closed (NC) TB4-7 Zone 6 alarm relay normally open (NO) TB4-8 Zone
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User Guide: LDRA6 Chapter 2: Connections & Settings 2-2 SW1 - RELAYS AND ALARM 2-2.1 SW1, Position 1: Summary Relay Supervised / Unsupervised Configures the Summary Alarm relay as supervised or unsupervised. If a relay is supervised, the relay picks until power goes off or until an alarm is detected. The alarm then releases to announce a change in state. An unsupervised relay picks only when an alarm is detected. 1 = Supervised 0 = Unsupervised (factory default) 2-2.2 SW1, Position
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Chapter 2: Product Overview User Guide: LDRA6 2-2.7 SW1, Positions 7 and 8: Re-alarm Time Configures the unit’s re-alarm time. Set the switches as below for desired (approximate) re-alarm times: 1 1 = 24 hours 0 1 = 16 hours 1 0 = 8 hours 0 0 = Disabled; no re-alarming once silenced (factory default) 2-3 SW2 – MODBUS ADDRESSING Configures the unit’s RS485 address. The unit’s address is set in bits and can range from 00000001 to 11111110 (1-254 in decimal notation). 00000000 =
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User Guide: LDRA6 Chapter 3: Installation CHAPTER 3: INSTALLATION 3-1 BEFORE YOU BEGIN The LDRA6 is a wall mounted device. To secure the device to the wall, first open the door of the enclosure. There are knockouts on the top and bottom of the enclosure. Remove as many as necessary. Use drywall anchors and the holes in the back of the enclosure to secure the unit to the wall. 3-2 CONNECTING THE WATER LEAK DETECTION CABLE A leader cable kit (part #LC-KIT) is required per zone to connec
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Chapter 3: Product Overview User Guide: LDRA6 If the cable is installed over an obstruction, clip the cable on both sides, as close to the obstruction as possible. Do not install the cable directly in front of an air conditioner. Allow a minimum of 6 feet (1.83m) between the unit and the cable. If the SC cable is too close to the air conditioning unit’s air stream, the moisture from the humidifier may cause false leak readings. If the cable must be installed in front of an air conditio
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User Guide: LDRA6 Chapter 3: Installation 3-3 APPLY POWER TO THE UNIT Once cable for all the desired leak detection zones has been connected to the unit, power may be applied. The LDRA6 operates on 24VDC power supplied by a wall adapter or a direct line. A power supply should be run to the location of the unit. 3-3.1 Power via Wall Adapter The LDRA6 can be powered by a wall adapter. Before connecting the wall adapter to the LDRA6, unplug the adapter from the wall. If the adapter has a
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Chapter 4: Product Overview User Guide: LDRA6 CHAPTER 4: START-UP 4-1 BOOT-UP Make sure the RS-232 port is connected to a PC or terminal with a straight through cable. When the LDRA6 is powered up, the boot ROM and flash program code are verified. Output similar to the screen displayed below should appear on the terminal or terminal emulation software. LDZ/Rasp6 Bootloader – LDZ6BOOT V2.1 Firmware Prgm Id: LDZ6/RASP6 V2.1 checksum valid LDZ/Rasp6 bootup LDZ6/RASP6 V2.1 Reading
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User Guide: LDRA6 Chapter 4: Start-Up 4-3 FUNCTION COMMANDS 4-3.1 c – Contact Closure Settings c displays the current contact closure settings for each zone. To adjust a zone’s configuration, use the following format: cX/type/offcolor/oncolor/delay X is the zone number and can range from 1-6 for each input. type is the contact closure setting; use “no” for normally open, “nc” for normally closed, or “st” for a status point. off-color is the normal condition (non-alarm) LED color.
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Chapter 4: Product Overview User Guide: LDRA6 To override the manual sensitivity dial setting, enter a new value for each desired zone. Using a value of 0 will enable desired zone to use manual sensitivity dial setting. Use the format sensX/yyy to override a zone’s setting. Example: sens1:300 sets Zone 1 to a sensitivity of 300 micro amps. Type sens and press Enter again to viewing the Leak Zone Sensitivity settings after entering new value displays the following: Pot:25 1:300/300 2:2
