Delta Electronics RTU-EN01 Manual de usuario descargar pdf (Pagina 15)

Ethernet Communication Module DVPEN01-SL

CR value Data exchange status

0 The data have not been received.

1 The data exchange is in progress.

2 The data exchange is successful.

3 The data exchange fails.

CR#117, 118: MODBUS TCP destination IP address

Explanations:

Setting the destination IP address in MODBUS TCP mode

See explanations on CR#70 and #71 for more information.

CR#119: MODBUS TCP data length

Explanations:

Setting the length of communication data in MODBUS TCP mode

Length for 8-bit mode: K1~K100

Length for 16-bit mode: K1~K200.

CR#120~219: MODBUS TCP data buffer

Explanations:

Buffer for transmitted/received data in MODBUS TCP mode

CR#251: Error code

Explanations:

Table of error codes:

Bit No. Error

b0 The network is not yet connected.

b1 Incorrect IP address setting

CR#13 is set as “transmitting data”, but the data exchange

is forbidden.

CR#13 is set as “transmitting data”, but the data exchange

mode has not yet been enabled.

b4 NTP-Server connection fails.

b7 SMTP-Server connection fails.

b8 DHCP has not obtained the correct network parameter.

 RTU Mapping

CR#15: Enabling glag for the RTU mapping

Explanations:

1: Enable

0: Disable

Default=0

Firmware V2.0 and later versions support the RTU mapping.

DVP-PLC Operation Manual

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Delta Electronics RTU-EN01 Manual de usuario Pagina 15