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              Ʒ  ǰλãҳ >> Ʒ
              ƷƣKH2900-L
               


































              1

              KH2900-Lһڶ¶нϸҪĵӵܻװͨѶ˸вӿйѹ㷺Һ¶Ȳͨ·Χ-40150´0.1֧RS485ӿMODBUS-RTUͨѶЭͨѶʿȼIP54ȼIP20

              2Ҫ

              1) RS485ӿModbusЭ¶Ȳɼ

              2) ͨѶɼȫ

              3) ӿȫ24V220V

              4ڲ¶ȼֱӶ¶ֵλΪ϶

              5) RS485ͨѶӿ

              3

              1)Դ830VDCʵ30Vĵ9mA24Vĵ12mA12Vĵ23mA8Vĵ33mA

              2)¶ȣ-35桫+50

              3)ʪȣ95%RH

              4)ͨѶӿڣRS485ӿModbusЭRS485ӿ֧Modbus-RTUЭһʼλ˸λżУһֹͣλʿΪ1200bps2400bps4800bps9600bps

              5)RS485ͨѶ룺<1200

              6)¶Ⱦȣܡ2

              7)ӦҺ¶Ȳͨ·Χ-40-1500.1

              4װߴ

              4.1ߴ磨L 144mm W 90mm H 40mm


              ARS485 ͨѶA

              BRS485 ͨѶB

              ԴV+ֱԴ

              ԴGNDֱԴ

              R(n)+Լ0.1mA

              GND

              ɽ6-12·¶

              4.2װʽ

              1һñڹʽװñ׼35mm찲װʽ

              2ڹʽװһ㰲װǽǽڻڱȷװλƷ׼װλ˿̶šװù̶ι̼

              5µݲ鿴

              ¶Ȳɼ:

              ͨ¶ȴĵֵ¶Ȳɼóǰ¶ȴ¶

              6ӵ´

              װҪµĵӵλ

              6.1װߴͼ



              ߴ磺W 3mm L 2000mm H 3mm

              6.2ص㼰

              1.(-40桫+250)ȼܽˮ

              2.·Χ-40桫150

              3.ڴ󲿷ֵѹӵռ,ҪС,װװıҪ.

              6.3ӵ´װ

              ӵ´ֱװڿعҺͳҵĸװʽΪʽװ

              1.Ѳڱ

              2.ذڱ

              3.װʱҪͣ


              7ͨѶ

              7.1

              ƷѡRS485ͨѶӿMODBUS-RTUͨѶЭһͨѶ·ͬʱ32̨DZͨѶӦʹôͭ˫߾С0.5mmʱӦʹͨѶԶǿ»ǿ糡Ϊ1200͵ӷʽͼʾûɸݾѡʵӷʽ



              MODBUSЭһͨѶϲӦʽͨѶӷʽźѰַһ̨Ψһַն豸ӻȻն豸Ӧź෴ķ˫Ĺģʽ

              MODBUSЭֻPCPLC ȣն豸֮ͨѶն豸֮ݽն豸dzʼʱռͨѶ·ӦﱾIJѯź

              7.2ֽڸʽ

              ôͨѶ8λ1ʼλ1ֹͣλżУλ

              ɵַCRC-16У

              ֽǰֽںλǰλںԭУ⣩

              7.3֡ʽ

              ֡ǴϢĻԪMODBUSЭӻͬ֡ʽ

              ֡3.5ֽڵͣʱ俪ʼͬ3.5ֽڵͣʱ־֡Ľ֡Ϊ֮֡ǰг1.5ֽڵͣʱӻ¿ʼһ֡ĽRTU֡ʽʾ

              ʼ

              ַ

              У

              ĸֽڵͣʱ

              1 ֽ

              1 ֽ

              N ֽ

              2 ֽ

              ĸֽڵͣʱ

              7.3.1ַ루Address

              ַʶĸӻͨѶÿӻΨһĵַ͵ĵַ͵Ĵӻַӻ͵ĵַ͵ĴӻַûʹõĵַΪ1~247ַ

              7.3.2루Function

              ʾӻҪִкֹ±гDZֵ֧Ĺ뼰Ķ;

              03H

              Ĵ

              ȡһĴ

              7.3.3Data

              湦벻ͬͬЩݿֵοַ磺03HDZȡĴֵҪȡĴʼַȡ

              7.3.4У

              УӻжϽյǷʹϵͳͨѶɿ

              MODBUS-RTUCRC-1616λѭУ룩У鷽16λCRCУɷͶ˼ڷϢβն¼յϢУյУȽ߲ͨѶ

              7.4

              DZ⵽УĴʱϢλΪ1ӻ͸Ĺ͵ĹĻϼ128ӻصĴϢ֡ʽ£


              ַ

              λΪ1

              У

              ֽ

              ֽ

              1ֽ

              1ֽ

              1ֽ

              1ֽ

              1ֽ

              £

              01H

              ǷĹ

              յĹDZ֧

              02H

              Ƿݵַ

              յݵַDZķΧ

              03H

              Ƿֵ

              յֵӦַݷΧ

              8Ĵ



              9

              ƷͲⲻӦܵҳӦGB/T15464DZװͨüĹ涨ʹ

              ƷӦԭװĵط¶Ϊ-40桫70ʪȲ85޸ʴƷڲֿﱣӦ̨Ÿ߶Ȳ5ƷŸ߶Ȳ5ֻ

              10޼˵

              ƷԳ֮ʮû˵涨ҪвʹʱȥΪƻͲʧɵ𻵣ֲƷйȱݺͲϸָʱҹ˾ ʱϸдͺżҪԱΪṩȷ֮Ʒ



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