Introduction; Features - ICP DAS USA ALM-04-MRTU User Manual

ALM-04-MRTU User's Manual

1. Introduction

The ALM-04-MRTU controller have RS-485 connection with Modbus RTU protocol
support. The controller makes an easy way to incorporate RS-485 connectivity into
monitoring and control systems. Which makes perfect integration to monitoring in
SCADA software, HMI Modbus & Utility.
Figure 1-1: Application architecture for the ALM-04-MRTU
1.1

Features

 RS-485 Interface
 Modbus RTU protocol
 Photo couple input, Relay output
 Wide operating temperature range
 Wide power supply range
 MP3 Audio, external Line Out
 Digital Volume control
 Support up to 64 audio files
 8 Alarm mode support
 4 Single channel or 15 Binary channel support
ALM-04-MRTU
User's Manual (Rev1.0, Jan./2020) ------------- 4