Summary of Contents for MCi MCI-MA-0088
- Page 1 Arduino 4-20 mA + RTC Shield User’s Manual Rev. A MCI-MA-0088 MCI ELECTRONICS www.olimex.cl Luis Thayer Ojeda 0115. Of. 402 ▪ Santiago, Chile ▪ Tel. +56 2 3339579 ▪ info@olimex.cl...
- Page 2 Santiago, Chile www.olimex.cl Tel: +56 2 3339579 Fax: +56 2 3350589 ® MCI Ltda. 2011 Attention: Any changes and modifications done to the device will void its warranty unless expressly authorized by MCI. Manual Code: MCI – MA - 0088...
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Page 3: Table Of Contents
Arduino 4-20 mA + RTC Shield User’s Manual Page 3 of 10 CONTENTS INTRODUCTION .................... 4 FEATURES ....................5 4-20mA SUPPORTED TRANSMITTERS ............5 3.1 Type 2 ......................5 3.2 Type 3 ......................6 3.3 Type 4 ......................6 SHIELD PARTS ....................7 SHIELD INSTALLATION ................ -
Page 4: Introduction
Arduino 4-20 mA + RTC Shield User’s Manual Page 4 of 10 1 INTRODUCTION The Arduino 4-20mA + RTC is a 4-20mA current signal adaptation board. This Shield has 4 input channels which allow converting signals that come with this industrial standard. -
Page 5: Features
Arduino 4-20 mA + RTC Shield User’s Manual Page 5 of 10 2 FEATURES 4 4-20mA input channels. 12mm Coin type battery socket. Real Time Clock. o IC DS1307. o 32kHz clock. Arduino reset button. 4-20mA standards supported. o Type 2. o Type 3. -
Page 6: Type 3
Arduino 4-20 mA + RTC Shield User’s Manual Page 6 of 10 3.2 Type 3 Type 3 transmitters have 3 wires powered by the source voltage in them. In this case the transmitter is the power source for the current loop. The transmitter common is connected to the common of the receptor. -
Page 7: Shield Parts
Arduino 4-20 mA + RTC Shield User’s Manual Page 7 of 10 4 SHIELD PARTS Channel 1 Battery Socket Channel 2 Channel 3 Channel 4 Arduino Reset V OUT V IN Fig.1: Arduino 4-20mA + RTC Shield top view. Channel 1 – Channel 4: 4-20mA current signal inputs. W1-W3: Loop type selection jumpers. -
Page 8: Shield Installation
Arduino 4-20 mA + RTC Shield User’s Manual Page 8 of 10 5 SHIELD INSTALLATION Before starting to work with the Arduino 4-20mA + RTC Shield, the following installation procedure must be done: A. Position the Shield as shown in figure 3. a. - Page 9 Page 9 of 10 Fig. 3: Arduino 4-20 mA + RTC Shield assembly. Using a 12mm Coin type battery (MCI-PRT-00677) is recommended to maintain the time configuration on the Real Time Clock embedded with the Arduino 4-20 mA + RTC Shield in case of a power supply fault.
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Page 10: Port Mapping
Arduino 4-20 mA + RTC Shield User’s Manual Page 10 of 10 6 PORT MAPPING The I/O ports used by the Arduino 4-20mA + RTC Shield cannot be used by another shield, with the exception of SDA, SCL and RESET signals. Name Function ANALOG 0...