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netvox R718J User Manual
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netvox R718J User Manual

Wireless dry contact interface
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Model： R718J
Wireless Dry Contact Interface
Wireless Dry Contact Interface
R718J
User Manual

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Summary of Contents for netvox R718J

  • Page 1 Model： R718J Wireless Dry Contact Interface Wireless Dry Contact Interface R718J User Manual...

  • Page 2: Table Of Contents

    Table of Content 1. Introduction ......................... 2 2. Appearance........................2 3. Product Property ......................3 4. Set up Instruction ......................4 5. Data Report ......................... 5 6. Installation ........................9 7. Important Maintenance Instruction ................11...

  • Page 3: Introduction

    1. Introduction R718J is a ClassA type external dry contact device based on LoRaWAN open protocol of Netvox. It can externally connect various switches, buttons, relays and reed switch output. It can detect the closing or disconnecting signal of dry contact and is compatible with LoRaWAN protocol.

  • Page 4: Product Property

    3. Product Property  Apply SX1276 wireless communication module  2 ER14505 lithium batteries (3.6V / section) parallel power supply  Dry contact detection  The base is attached with a magnet that can be attached to a ferromagnetic material object ...

  • Page 5: Set Up Instruction

    4.Set up Instruction On/Off Power on Insert batteries. (users may need a screwdriver to open) Turn on Press and hold the function key for 3 seconds till the green indicator flashes once. Turn off Press and hold the function key for 5 seconds till green indicator flashes for 20 (Restore to factory setting) times.

  • Page 6: Data Report

    Low Voltage Warning Low Voltage 3.2V 5.Data Report When the device is turned on, it will immediately send a version package. Data will be reported once per hour by default setting. Maximum time: 3600s Minimum time: 3600s (Detect the current voltage value every 3600s by default setting) Default reportchange: Battery ---- 0x01 (0.1V) Dry contact detection trigger:...
  • Page 7 ConfigReport MinTime MaxTime BatteryChange 0x01 (4Bytes,Fixed (2bytes Unit:s) (2bytes Unit:s) (1byte Unit:0.1v) 0x00) ConfigReport Status Reserved 0x81 (0x00_success) (8Bytes,Fixed 0x00) R718J 0x21 ReadConfigRe Reserved 0x02 portReq (9Bytes,Fixed 0x00) Reserved ReadConfigRe MinTime MaxTime BatteryChange 0x82 (4Bytes,Fixed portRsp (2bytes Unit:s) (2bytes Unit:s) (1byte Unit:0.1v)
  • Page 8 Example for MinTime/MaxTime logic: Example#1 based on MinTime = 1 Hour, MaxTime= 1 Hour, Reportable Change i.e. BatteryVoltageChange=0.1V MaxTime MaxTime Sleeping(MinTime) Sleeping(MinTime) Wakes up and collects data Wakes up and collects data Wake up and collects data REPORTS 3.6V REPORTS 3.6V REPORTS 3.6V Note: MaxTime=MinTime.
  • Page 9 Example#3 based on MinTime = 15 Minutes, MaxTime= 1 Hour, Reportable Change i.e. BatteryVoltageChange= 0.1V. MaxTime Wakes up and collects Users push the button, data REPORTS 3.5V. 3.5V |3.5-3.6|=0.1 Recalculate MaxTime. REPORTS 3.5V Wakes up and collects data 3.5V sleeping sleeping Does not report 1H 10...

  • Page 10: Installation

    The occasion is necessary to judge the state of the sensor through the dry contact signal. DC24V+ External power DC24V- supply Dry contact sensor (R718J) Wired smoke sensor Dry contact A diagram that the dry contact sensor (R718J) connecting to a wired smoke sensor.
  • Page 11 *Information about Battery Passivation Many of Netvox devices are powered by 3.6V ER14505 Li-SOCl2 (lithium-thionyl chloride) batteries that offer many advantages including low self-discharge rate and high energy density. However, primary lithium batteries like Li-SOCl2 batteries will form a passivation layer as a reaction between the lithium anode and thionyl chloride if they are in storage for a long time or if the storage temperature is too high.

  • Page 12: Important Maintenance Instruction

    7. Important Maintenance Instruction Your device is a product of superior design and craftsmanship and should be used with care. The following suggestions will help you use the warranty service effectively. • Keep the equipment dry. Rain, moisture, and various liquids or moisture may contain minerals that can corrode electronic circuits.