Siemens S7-300 Serial

Estimated reading time: 1 minute

Refer to these sections for details:

Supported Series

Siemens S7-300 series PLC.

Websitehttp://www.siemens.com/entry/cc/en/

PLC Connection Settings

Parameters Recommended Options Notes
PLC Type Siemens S7-300
PLC Interface RS232

Baud Rate 19200 9600, 19200
Data Bits 8

Parity  Odd

Stop Bits 1

PLC Station # 2
Must be same as the PLC setting.

OT Link Platform DeviceHub Configuration

To configure DeviceHub for this Siemens S7-300 PLC:

  1. DeviceHub > Add Device
    Type: Siemens
    Driver: Siemens S7-300 Serial

  2. Enter details specific to your environment and click Add Device.

Device Addresses

Bit/Word

DeviceType

Format

Range

Description

B

PE

DDDD

0 ~ 40950


W PE DDDD 0 ~ 4095
B PA DDDDd 0 ~ 40950
W PA DDDD 0 ~ 4095
B MK DDDDd 0 ~ 40950
W MK DDDD 0 ~ 4095
B DB DDDDDd 0 ~ 327670
W DB DDDDD 0 ~ 32767