SAMWONTECH SDR100 Series Digital Recorder Communication Manual

About this manual

This document serves as the communication manual for the SAMWONTECH SDR100 Series of digital recorders, specifically covering models SDR102, SDR104, SDR106, and SDR112. It provides essential information on safety precautions, warranty conditions, and general usage guidelines before diving into technical communication details.

The manual details the communication specifications using RS232C or RS485 interfaces, including supported protocols like PCLINK and MODBUS (ASCII/RTU), baud rates up to 115200 bps, and data configuration options. It includes wiring diagrams for connecting the recorder to upper-level equipment and explains the structure of communication commands used to read/write D-Registers. This manual is written in Korean.

What's inside

• Safety Precautions
• Communication Specifications
• Wiring Diagrams (RS232C/RS485)
• Communication Commands
• MODBUS Protocol
• D-Register Definitions
• Error Codes

Specifications

Frequently asked questions

Which SDR models does this manual cover?

This manual is applicable to the SDR102, SDR104, SDR106, and SDR112 models.

What is the default communication protocol setting?

The factory default protocol setting is PCLINK+SUM (PCLINK with CheckSum).

What are the error codes for invalid commands?

Error code 01 indicates that an invalid command was specified.