Answer question
About PM866 Modbus RTU error code -7011 question
Hello
I use PM866 port 3(cable use TK212A) bridge one DB9 male connect to slave decvice (Phcenix SCK-C-Modbus) test modbus RTU commmunication (point to point), in CCB MBConnect was valid but MBRead I always got -7011.
I saw error code description but still no ideal, so want to ask everybody how to solve this problem?


I use PM866 port 3(cable use TK212A) bridge one DB9 male connect to slave decvice (Phcenix SCK-C-Modbus) test modbus RTU commmunication (point to point), in CCB MBConnect was valid but MBRead I always got -7011.
I saw error code description but still no ideal, so want to ask everybody how to solve this problem?

