netvox R718IJK User Manual
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netvox R718IJK User Manual

Wireless multi-sensor interface for 0-24v adc, dry contact and 4-20ma sensors
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Model：R718IJK
Wireless Multi-Sensor Interface for 0-24V ADC, Dry Contact and 4-20mA Sensors
Wireless Multi-Sensor Interface for
0-24V ADC, Dry Contact and 4-20mA
Sensors
R718IJK
User Manual
Copyright©Netvox Technology Co., Ltd.
This document contains proprietary technical information which is the property of NETVOX Technology. It shall be maintained in strict
confidence and shall not be disclosed to other parties, in whole or in part, without written permission of NETVOX Technology. The
specifications are subject to change without prior notice.

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Summary of Contents for netvox R718IJK

  • Page 1 This document contains proprietary technical information which is the property of NETVOX Technology. It shall be maintained in strict confidence and shall not be disclosed to other parties, in whole or in part, without written permission of NETVOX Technology. The...

  • Page 2: Table Of Contents

    Table of Content 1. Introduction ..................................2 2. Appearance ..................................2 3. Main Feature ..................................3 4. Set Up Instruction ................................4 5. Data Report ..................................5 6. Installation ..................................8 7. Information about Battery Passivation ..........................11 7.1 To determine whether a battery requires activation ....................11 7.2 How to activate the battery ............................

  • Page 3: Introduction

    1. Introduction R718IJK is a multi interface detection device that is a Class A device based on the LoRaWAN open protocol and is compatible with the LoRaWAN protocol. The device is suitable for detecting 4mA to 20mA current, 0V to 24V voltage, and dry contact detection.

  • Page 4: Main Feature

     Low power consumption and long battery life Battery Life: ⁻ Please refer to web: http://www.netvox.com.tw/electric/electric_calc.html ⁻ At this website, users can find battery life time for variety models at different configurations. 1. Actual range may vary depending on environment.

  • Page 5: Set Up Instruction

    4.Set Up Instruction On/Off Power on Insert batteries (user 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 (Restore to factory setting) Press and hold the function key for 5 seconds till green indicator flashes 20 times Power off Remove Batteries 1.

  • Page 6: Data Report

    2. The interval between two reports must be the MinTime. 3. If there are special customized shipments, the setting will be changed according to customer’s requirements.) Please refer Netvox LoRaWAN Application Command document and Netvox Lora Command Resolver http://www.netvox.com.cn:8888/page/index to resolve uplink data.
  • Page 7 (2bytes Unit: s) (2byte Unit: Unit: 0.1v) 1mA) 0x00) 1mV) (1) Configure R718IJK device parameter MinTime = 1min, MaxTime = 1min, BatteryChange = 0.1v, ADC Raw Value Change=100mV, Current Change =2mA Downlink: 015C003C003C0100640200 Device Return: 815C000000000000000000 (configuration success) 815C010000000000000000 (configuration failure)
  • Page 8 Example#2 based on MinTime = 15 Minutes, MaxTime= 1 Hour, Reportable Change i.e. BatteryVoltageChange= 0.1V. MaxTime Sleeping(MinTime) sleeping sleeping sleeping Wakes up and Wakes up and Wakes up and Wakes up and Wakes up and collects data collects data collects data collects data collects data REPORT 3.6V...

  • Page 9: Installation

    6. Installation 1. R718IJK has the built-in magnet (as the figure below). When installed, it can be attached to the surface of an object with iron which is convenient and quick. To make the installation more secure, use screws (purchased) to secure the unit to a wall or other surface (as the figure below).
  • Page 10 R718IJK Dry Contact Current Detection (4mA-20mA) High Current Output Signal ADC (0-24V) Isolation Module Fig. 1. ADC (0-24V) Detection Wiring Diagram External Power R718IJK Supply Wired Smoke Sensor Dry Contact Current Detection (4mA-20mA) ADC (0-24V) Fig. 2. Dry Contact Wiring Diagram...
  • Page 11 External Connect to Positive Pole of the Transmitter Power R718IJK Supply 4-20mA Signal DC 24V Connect to Transmitter Signal Port Dry Contact Pressure Transmitter Current Detection (4mA-20mA) ADC (0-24V) Fig. 3. Current Detection 2-Wire Wiring Diagram External Connect to Positive Pole...

  • Page 12: Information About Battery Passivation

    (if using an electric screwdriver, it is recommended to set the torque as 4kgf) to ensure the device is impermeable. 7. 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.

  • Page 13: Important Maintenance Instruction

    8. Important Maintenance Instruction Kindly pay attention to the following in order to achieve the best maintenance of the product: • Keep the equipment dry. Rain, moisture and various liquids or water may contain minerals that can corrode electronic circuits. In case the device is wet, please dry it completely. •...

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