karmalai
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Dear All i would like to clarify few doubts regarding Modbus data read using IEC Developer. The following hardware and software we are using in our project. PLC - Q25PRH Remote IO head - QJ72LP25-25 Modbus Module - QJ71MB91 (Connected in RIO) Slave Devices - Power meter my question is how to assign the parameter like Modbus function code, Modbus slave address,Modbus holding register using IEC Developer software . and if possible please post the sample program. Thanks.
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x8(806) , this alarm coming in my q series plc, but i dont know why this alarm coming
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i want to show the value in pc and can i possible to directly communicate from plc to pc using visual basic
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MEMORY SHARING IN Q SERIES PLC FOR BIG SIZE PROGRAM
karmalai replied to karmalai's topic in Mitsubishi
am asking for how to share the program in standard ram and standard rom in q series plc -
DEAR FRIENDS.....HOW PARTICIPATE THE MEMORY AND UPLOAD THE PROGRAM IN PLC FOR BIG SIZE PROGRAM
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thank you luke ......but the GOT1000 IS COMMUNICATED WITH PC
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WHY SENDING AND RECEIVING SIGNAL NOT BLINKING WHILE CONNECTING THE QJ71E71-100 TO GOT 1000 THROUGH ETHERNET CABLE?