Technical Problems

What is the difference QJ71PB92D and QJ71PB93D

Time:2016-4-28 18:05:45

What is tfference QJ71PB92D QJ71PB92D QJ71PB92D and QJ71PB93D? As the main station should I choose which modules? Siemens PLC and master communication, DP couplers to choose what model? Thank you

Re： Time:2016-4-29 10:03:00

QJ71PB92D QJ71PB93D is QJ71PB93D a Profibus master module, and QJ71PB93D is a Profibus slave module,typically does not require DP Coupler.

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