You are currently viewing the content available in Vietnam. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
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.
Released for:Schneider Electric Vietnam
