Hello friends!
The Hitachi NE-S1 inverter is an inverter from Japan that has been on the market for a long time and it supports all the basic connection types required of the inverter including Modbus-RTU communication.
Today plc247.com will guide you to use Samkoon SK-070HS HMI to control Hitachi NE-S1 inverter via Modbus-RTU protocol.
Samkoon HMI & Hitachi NE-S1 “Wiring Diagram”
Below is the RS485 communication wiring diagram between the Samkoon HMI and the Hitachi NES1 inverter.
Hitachi NE-S1 Modbus Parameters Setting
Below are the communication parameters and settings in the Project of Hitachi NES1 inverter:
+ “Modbus-RTU” select by SW5
Hitachi NE-S1 Modbus Registers Address
+ Frequency Setting Address = 1 (dec – Register)
+ VFD Start/Stop Address = 0 (dec – Coil)
+ VFD Direction Address = 1 (dec – Coil)
+ VFD Error Reset Address = 3 (dec – Coil)
+ VFD “Ready” Status Address = 16 (dec – Coil)
VFD “Running” Status Address = 18 (dec – Coil)
VFD “Alarm” Status Address = 23 (dec – Coil)
+ Output Frequency Address = 4097 (dec – Register)
Output Current Address = 4098 (dec – Register)
Output Voltage Address = 4112 (dec – Register)
Samkoon SK-070HS Modbus Configuration
“SKTOLL 7.0” Software Modbus Configuration
HMI Programming Example
+ Panel Design
+ VFD Ready Status
+ VFD Running Status
+ VFD Alarm Status
+ VFD Reset Alarm
+ Frequency Setting
+ Run Command
+ Stop Command
+ Direction Control
+ Frequency Output
+ Current Output
+ Voltage Output
Video Tutorial
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References
+ Samkoon HMI Programming Software Download
+ Hitachi NE-S1 Manual PDF Download
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