Delta DVP-ES2 Manual do Utilizador descarregar pdf (Página 333)

100

101

3. Instruction Set

3-217

Flag Function Action

M1319

COM3 data receiving error. M1319 will be set ON when errors occur

and the error code will be stored in D1252

System

sets,

user

resets

Special register Function

D1038

Delay time of data response when PLC is SLAVE in COM2, COM3

RS-485 communication, Range: 0~10,000. (unit: 0.1ms).

By using EASY PLC LINK in COM2, D1038 can be set to send next

communication data with delay. (unit: one scan cycle)

D1109

COM3 (RS-485) communication protocol. Refer to the following table in

point 4 for protocol setting.

D1169

The specific end word to be detected for RS instruction to execute an

interruption request (I160) on COM3 (RS-485).

Supported communication instructions:

D1252

COM3 (RS-485) Communication time-out setting (ms). If users set up

time-out value in D1252 and the data receiving time exceeds the

time-out value, M1319 will be set ON and the error code K1 will be

stored in D1253. M1319 has to be reset manually when time-out status

is cleared.

D1253

COM3 (RS-485) communication error code

D1255

COM3 (RS-485) PLC communication address when PLC is Slave.

4. Corresponding table between COM ports and communication settings/status.

COM1 COM2 COM3 Function Description

M1138 M1120 M1136

Retain communication setting

M1139 M1143 M1320

ASCII/RTU mode selection

D1036 D1120 D1109 Communication protocol

Protocol

setting

D1121 D1121 D1255 PLC communication address

- M1161 -

8/16 bit mode selection

- M1121 - Indicate transmission status

M1312 M1122 M1316 Sending request

- M1126 - Set STX/ETX as user/system defined. (RS)

- M1130 - Set STX/ETX as user/system defined. (RS)

Sending

request

- D1124 - Definition of STX (RS)

1 2 ... 328 329 330 331 332 333 334 335 336 337 338 ... 701 702

Delta DVP-ES2 Manual do Utilizador Página 333

Comentários a estes Manuais