MDA-8000 DIO User Manual
Contents
1. bi directional serial bus standard Baud Rates are software programmable and transmission speeds of up to 115 2 Kbps can be selected The MDA 8000 DIO modules support photo isolated digital input photo isolated digital input and relay contact output For details of INIT mode operation please refer to Section A 1 INIT Mode 1 1 Pin Assignment MDA 8316 MDA 8416 22 23 24 25 26 2 23 24 5 26 oo 19 20 21 lt gt INIT INIT 17 18 19 20 21 17 18 sCY DATA CY DATA 16 16 G DATA Y G DATA R 24V R 24V 14 15 14 15 ScS B GND B GND lt gt lt gt cu eN e gt Le cu cu lt r lt r cu cu o gt lt gt cu CC CH CJ cu N 19 20 21 INIT INIT 17 18 19 20 21 17 18 CY DATA CY DATA G DATA G DATA r gt R 24V R 24V 14 15 16 14 15 16 lt gt B GND B GND MAXTHERMO 1 2 Specifications System Specification Communication Interface Baud Rate Protocol Power Indicator O Indicator T Input Range Consumption Operating Temperature 25 75 C Storage Temperature 40 85 C Humidity 10 95 RH Non condensing I O Specification input Type On Voltage Level input Impedance Output Type Surge Protection 3KQ for Power Input MAXTHERMO Model Relay Output 1 3 Internal I O Struction MDA 8316 MDA 8416 eT Imi Embedded Controller Embedded Controller rk DI 1 DI 15 p sb REZ MAXTH2. ERMO MDA 8508 MDA 8708 MDA 8316 Dry Contact oS DICOM __ D p gt Logic High x oale ow gt GO EOW Logic High TTL CMOS NPN Output PNP Output FTTB DI COM ar ET MDA 8416 Drive Relay EXT PWRx DOx EXT GNDx MDA 8508 Dry Contact Signal Input EXT PWRx DOx EXT GNDx MDA 8708 Relay Output in RLO RL2 1S 1S me MAXTHERMO RLx NC RLx COM RLx NO AXTHERMO 1 5 Dimensions The dimensions of the MDA 8316 MDA 8416 MDA 8508 MDA 8708 are as shown below 71 8 42 0 D W 0 DO 8 A Unit mm 2 Communication Protocol Interface Data Frame RS 485 Data bits 8 Baud Rate Parity None 9600 57600 Start bit 1 19200 115200 Stop bit 1 38400 Data Format MODBUS RTU Protocol O BO Bt B2 B3 B4 B5 B6 B7 1 t t 1 Start bit 8 Data bits 1 Stop bit PARA INDEX Attribute E REN Range 1 255 n Baud Rate 0 9600 1 19200 2 38400 3 57600 4 115200 DIO DI15 MDA 8316 MDA 8508 DO0 DO15 03 MDA 8416 DIO DI7 DO0 DO7 A 1 INIT Mode INIT mode To return to the ex factory parameters When users forgot the previous settings and is unable to use the module it is able to use this mode to return to the Initial setting Ex factory settings as below Address 1 Baud Rate 9600 Operation When the module is powered on please short 13 B GND pin and 9 INIT pi
3. MAXTHERMO MD A 8000 DIO User Manual Warranty All products manufactured by Maxthermo Gitta are under warranty regarding defective materials for a period of one year from the date of delivery to the original purchaser Warning Maxthermo Gitta assumes no liability for damages resulting from the use of this product Maxthermo Gitta reserves the right to change this manual at any time without notification The information furnished by Maxthermo Gitta is believed to be accurate and reliable However no responsibility is assumed by Maxthermo Gitta for its use or for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 2010 2011 MAXTHERMO GITTA GROUP CORPORATION All rights reserved Trademark The names used for identification only may be registered trademarks of their respective companies Table of Contents 1e OO i I l 141 Pin Assonime sei Eaa 1 2 9 131 SS a E EEOAE EEAO 2 LS AMORAL RZ OND I O eerie ee wi EZ R l4 WE GA GU OS mn GN DO A O ae Me aR RC a ZBADANIA o poz oi z orz nio taf CL MAXTHERMO 1 Introduction The MDA 8000 series is a family of network data acquisition and control modules providing analog to digital digital to analog digital input output and other functions The modules can be remotely controlled using a set of commands which we call the MODBUS protocol Communication between the module and the host is in RTU format via an RS 485
4. n then power off the module When the module is powered on again It will return to the ex factory setting 7
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