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RDOx21


1. Product Introduction

1.1 Product Desc事理ription

RDO421/RDO821西開 is a highly flexible 花喝configuration th舊道at supports Battery-powered low 地機power consumption DTU, embedded with h分綠igh-performance M人姐CU and Semtech RF chi道湖p SX1262/SX1268,兒就 uses RS-485/m-bus i自你nterface to communicate師吧 with external d習慢evices, and uploads 鐵務business data to t作那he application p綠風latform throug光話h LoRa/LoRaWA土他N protocol.

RDO421A/RDO821A uses the唱村 RS-485 inte鄉明rface to commun做雜icate with th市學e device, an制靜d RDO421C/RDO821C 你如uses m-bus to communicat門他e with the interface dev如煙ice.

1.2 Application 村也fields

  • Industrial site
  • Water meter reading和訊
  • Industrial meter
  • Hydrometeorologic志年al monitoring睡行
  • Environmenta務人l protection, municipal醫新 administration an關麗d other related務話 scene monitorin個用g

1.3 Main features

  • RS-485 supports multi會店ple baud rates and 議城verification 綠看methods, and輛老 provides interfere志算nce data fil購明tering and t林腦imeout reche笑飛ck functions.離風
  • Supports m-bus interf短日aces.
  • The Uplink mode 呢拿supports LoRa and LoR農年aWAN.
  • Support LoRaWAN standar討為ds in multiple c秒行ountries and regions
  • Supports conne兵下ctions to devices of dif劇輛ferent protocol志日 types.
  • Supports remote and i明紙nbound FUOTA upgr林醫ades.
  • Supports precise timi線就ng

1.4 product a有樹ppearance

2. Product paramete些看rs

2.1 Product Siz友民e

2.2 Interface Definiti北空on

Interface

Definition

Black interfaceLoRa antenna
White interface章器Mbus interface or RS485 廠去interface

2.3 Electrical p雪風arameters

Operating volta媽國geDC 3.3V
Operating temperature-40℃ ~ 85℃
Working humi師街dity0%~95%RH
Protection levelIP68
Carrying capacity 相你of m-busNo more than three 機拿devices are reco嗎村mmended.

2.4 RF parameters

Operating freque但校ncy410-510MHz/860-空那1020MHz
Transmit power呢雜5 ~ 20dBm
Receiving sensitivity話黃-139dBm @292bps
Data transmission中草 rate0.3~4.5kbps
Modulation modeLoRa
LoRaWAN band support商科edCN470/EU868/AS吃坐923/EU433/AU915
LinkWAN band笑秒 supportedCN470/AS923
Antenna Impedanc生匠e50Ω

3. Ordering 作銀information

Please read ca都吧refully 《Purchase Note》

ModelDescription
RDO421ACN470-謝看NCN470 standard, RS-485 i什到nterface
RDO421AEU433-NEN433 standard,通內 RS-485 interfa但林ce
RDO421ACN470-LALI470 standard,訊長 RS-485 interfac樹報e
RDO821AEU868-NEU868 standar音校d, RS-485 interface
RDO821AAS923-店紙NAS923 standard, RS-485 i窗作nterface
RDO821AAS923-LALI923 standard, RS-48唱內5 interface
RDO421CCN470-NCN470 standard黑嗎, m-bus interface
RDO421CEU433-NEN433 standard, m-bu匠拍s Interface
RDO421CCN470-LALI470 stand民海ard, m-bus Int地報erface
RDO821CEU868-NEU868 standard, m-bus下我 Interface
RDO821CAS923-NAS923 standard, m-b鐵報us Interface
RDO821CAS923-LALI923 standard, m-bus嗎線 Interface