Differences between ATV12 and ATV312 from Modbus point of view
Differences between ATV12 and ATV312 in Modbus communication.
The most difference between ATV12 and 312 is the state machine ETA(#3201).
ATV12 State machine: ETA(#3201)=[16#**50] -> [16#**31] -> [16#**33] -> [16#**37]
ATV312 State machine: ETA(#3201)=[16#**40] -> [16#**21] -> [16#**23] -> [16#**27]
The ETA(#3201) status shows different value between ATV12 and ATV312, You can find more detail description in corresponding manuals..
Besides this difference, the hardware and software is almost the same Modbus protocol and the address is also the same.
The most difference between ATV12 and 312 is the state machine ETA(#3201).
ATV12 State machine: ETA(#3201)=[16#**50] -> [16#**31] -> [16#**33] -> [16#**37]
ATV312 State machine: ETA(#3201)=[16#**40] -> [16#**21] -> [16#**23] -> [16#**27]
The ETA(#3201) status shows different value between ATV12 and ATV312, You can find more detail description in corresponding manuals..
Besides this difference, the hardware and software is almost the same Modbus protocol and the address is also the same.
Gepubliceerd voor: Schneider Electric Belgium
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