Data Sheet

ManualsBrandsDevantech ManualsRelay & LED ControllersdS1242 - 16A 2 Channel Ethernet Relay & IO Board

dS1242

dS1242 User Manual v4.03

Table of Contents

Documentation history.......................................................................................................................... 3

A quick look........................................................................................................................................ 4

Introduction........................................................................................................................................ 5

Getting started.................................................................................................................................... 6

Locating the IP Address...........................................................................................................7

Configuring the dS1242........................................................................................................................ 9

Status page.........................................................................................................................10

Network page.......................................................................................................................11

TCP/IP page.........................................................................................................................12

Webpage security.................................................................................................................13

Configuring relays.................................................................................................................15

Relay automation..................................................................................................................16

Relay No. box...................................................................................................................16

Pulse/Follow box...............................................................................................................16

Set Reset & Toggle boxes...................................................................................................18

Power-up restore..............................................................................................................18

Naming I/O's........................................................................................................................19

Connecting I/O to Virtual Relays.........................................................................................19

Email notifications.................................................................................................................20

Peer to Peer.........................................................................................................................21

Schedules............................................................................................................................22

Counter/Timers....................................................................................................................24

The application page...........................................................................................................................27

Application page security.......................................................................................................28

Accessing your webpage from the internet................................................................................29

Boolean equations.............................................................................................................................. 30

TCP/IP command sets......................................................................................................................... 32

ASCII command set..............................................................................................................32

Binary command set..............................................................................................................34

AES binary command set.......................................................................................................36

Modbus commands...............................................................................................................38

Function 01 (0x01) Read Coils............................................................................................38

Function 04 (0x04) Read Input Registers..............................................................................38

Function 05 (0x05) Write Single Coil....................................................................................39

Function 15 (0x0F) Write Multiple Coils................................................................................39

Error code 1.....................................................................................................................39

Error code 2.....................................................................................................................39

Error code 3.....................................................................................................................39

Loading the application firmware.......................................................................................................... 40

Erasing old configuration settings............................................................................................42

dS1242 Hardware............................................................................................................................... 43

LED indication......................................................................................................................44

Power supply........................................................................................................................44

Operating temperature..........................................................................................................44

Power relays........................................................................................................................45

Digital IO.............................................................................................................................46

Connection Examples............................................................................................................47

Analogue inputs...............................................................................................................48

Serial Port Connections......................................................................................................49

dS1242 dimensions...............................................................................................................50

Notes................................................................................................................................................ 51