Mini Modbus 1TE
Contents
1. Modbus Dec Hex Name Values Address 0 2400 1 4800 2 9600 3 19200 40003 2 0x02 Baud rate 4 38400 5 57600 6 115200 other value 10 0 none 1 odd 40005 4 0x04 Parity 2 even 3 always 1 4 always 0 40004 3 0x03 Stop Bits LSB 17 one stop bit 2 two stop bits l 7 7 data bits 40004 3 0x03 Data Bits MSB 8 8 data bits 40006 5 0x05 Response delay Time in ms 0 RTU 40007 6 0x06 Modbus Mode 1 ASCII 4 Indicators IN ON s ee ee DO iat TX Q Mini Modbus 1TE TARA Indicator Description ON LED indicates that the module is correctly powered TX The LED lights up when the unit received the correct packet and sends the answer IN LED indicates that the sensor is connected DO LED indicates that the output is on Expansion Module 1 temperature input 1 digital output SFAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 7112 User Manual 5 Block diagram 6 Module Connection PT100 2 wire measurement x SUPPLY T Mini Modbus 1TE 10 36V STAR SUPPLY TX Mini Modbus 1TE 499 10 36V STAR TX 485 SUPPLY Mini Modbus 1TE 10 36V STAR O bsd Output connection NPN type L e use DO USB TX 485 SUPPLY Mini Modbus 1TE 10 36V STAR O T ZASILANIE Mini Modbus 1TE 10 36V STAR Expansion Module 1 temperatur2. The ITE module allows you to measure the temperature with attached popular sensor Pt100 Pt500 Pt1000 N1100 KTY81 110 NTC Carel and thermocouple type J K T N S R B In addition it is possible to measure voltages in the range 256mV 1OuV resolution and to 2048mV 100uV resolution as well as the measurement of resistance to 8kQ In addition the module has one configurable digital outputs PNP or NPN Values are read via RS485 Modbus so we can easily integrate the module with popular PLCs HMI or PC equipped with the appropriate adapter This module is connected to the RS485 bus with twisted pair wire Communication is via MODBUS RTU or MODBUS ASCII The use of 32 bit ARM core processor provides fast processing and quick communication The baud rate is configurable from 2400 to 115200 The module is designed for mounting on a DIN rail in accordance with DIN EN 5002 The module is equipped with a set of LEDs used to indicate the status of inputs and outputs useful for diagnostic purposes and helping to find errors Module configuration is done via USB by using a dedicated computer program You can also change the parameters using the MODBUS protocol Expansion Module 1 temperature input 1 digital output STAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 3 12 STAR 2 2 Technical Specifications Mini Modbus 1TE User Manual Voltage 10 36
3. Mini Modbus 1 TE Expansion Module 1 temperature input 1 digital output Version 1 0 02 01 2014 User Manual Manufactured for User Manual Thank you for choosing our product This manual will help you with proper support and proper operation of the device The information contained in this manual have been prepared with utmost care by our professionals and serve as a description of the product without incurring any liability for the purposes of commercial law This information does not release you from the obligation of own judgment and verification We reserve the right to change product specifications without notice Please read the instructions carefully and follow the recommendations contained therein WARNING Failure to follow instructions can result in equipment damage or impede the use of the hardware or software Expansion Module 1 temperature input 1 digital output STAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 2 12 User Manual 1 Safety rules e Before first use refer to this manual e Before first use make sure that all cables are connected properly e Please ensure proper working conditions according to the device specifications eg supply voltage temperature maximum power consumption e Before making any modifications to wiring connections turn off the power supply 2 Module Features 2 1 Purpose and description of the module
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5. voltage to 2048mV 30053 52 0x34 Temperature Read in mV 100 for voltage to 256mV in C 10 for temperature in 0 for resistance 30054 53 0x35 Junction temperature Read Module junction temperature 30055 54 0x36 Measurement current Read Measurement current 40056 55 0x37 MAX alarm level Read amp Write If the temperature exceeds this value the corresponding alarm flag is set 40057 56 0x38 MIN alarm level Read amp Write If the temperature is below this value corresponding alarm flag is set Alarm settings 0 alarm due to the current temperature 40058 57 0x39 Alarm settings Read amp Write 1 Remember the value of the alarm until reset by the master via Modbus 40059 58 Ox3A Constant junction temperature Read amp Write Value of junction temperature 40060 59 Ox3B Junction temperature offset Read amp Write Junction temperature offset Expansion Module 1 temperature input 1 digital output SFAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 9 12 User Manual Analog input mode 0 input disabled 1 voltage to 2048mV 2 voltage to 256mV 3 J thermocouple 4 K thermocouple 5 T thermocouple 6 N thermocouple 7 S thermocouple 8 R thermocouple 9 B thermocouple 40061 60 Ox3C_ Input settings Read amp Write 10 Pt100 3 wire 11 Pt100 2 wire 12 resistance to 8kO 13 Ni100 14 KTY81 110 15 Pt5
6. 00 3 wire 16 Pt500 2 wire 17 Pt1000 3 wire 18 Pt1000 2 wire 19 NTC Carel 2 wire 32 junction temperature is taken from register 40081 Constant junction temperature Alarm output settings 0 output is set by PLC 256 Output is set if value is greater than Alarm 40062 61 Ox3D Output settings Read amp Write Value register 40065 cooling 512 Output is set if value is less than Alarm Value register 40065 heating 40063 62 Ox3E Alarm Value Read amp Write Alarm value for outputs 40064 63 Ox3F Alarm hysteresis Read amp Write The hysteresis value for alarm outputs 40065 64 0x40 Input resistance Read amp Write Lead wire resistance for each input 7 2 Bit access Modbus Dec Hex Register Access Description Address Address Address name 801 800 0x320 Input Read Set when the sensor is connected 817 816 0x330 Alarm Read Alarm state 818 817 0x331 Digital output Read amp Write State of digital output 1 Sensor must be connected in paraller to resistor 7 5kQ 1 Expansion Module 1 temperature input 1 digital output STAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 10 12 User Manual 8 Configuration software Modbus Configurator is software that is designed to set the module registers responsible for communication over Modbus network as well as to read and write the c
7. V DC 20 Power Supply Maximum Current 72 mA 12V 40 mA 24V No of inputs 1 Pt100 operation range 200 C 850 C Pt500 operation range 200 C 850 C Pt1000 operation range 200 C 850 C Ni100 operation range 60 C 180 C KTY81 110 operation range 55 C 150 C J thermocouple operation range 200 C 1200 C K thermocouple operation range 200 C 1300 C T thermocouple operation range 200 C 400 C N thermocouple operation range 200 C 1300 C Inputs S thermocouple operation range 0 C 1700 C R thermocouple operation range 0 C 1700 C B thermocouple operation range 0 C 1800 C Resistance From 0 to 80000 1 resolution Voltage to 2048mV 0 1mV resolution to 256mV 0 01mV resolution Resistance measuring current 250uUA Measurement resolution 0 1 C Measurement error 0 5 C Cold junction temperature measurement 55 C 100 C Measurement error of the cold junction temperature 2 C ADC processing time 150ms Digital outputs Maximum current and voltage 250mA 50V Temperature as Sac eae Storage 40 C 85 C Power Supply 2 pin ga Communication 3 pin Inputs and outputs 2 x 3 pin Configuration Mini USB Height 90 mm Size Length 56 mm Width 17 mm Interface RS485 Up to 128 devices Expansion Module 1 temperature input 1 digital output SFAR 2011 2014 All rights reserved User M
8. anual Version 1 0 02 01 2014 4112 STAR 2 3 3 Mini Modbus 1TE User Manual Dimensions of the product Look and dimensions of the module are shown below The module is mounted directly to the rail in the DIN industry standard Power connectors communication and IOs are at the bottom and top of the module USB connector configuration and indicators located on the front of the module Communication configuration 3 1 Jek Expansion Module 1 temperature input 1 digital output Grounding and shielding In most cases IO modules will be installed in an enclosure along with other devices which generate electromagnetic radiation Examples of these devices are relays and contactors transformers motor controllers etc This electromagnetic radiation can induce electrical noise into both power and signal lines as well as direct radiation into the module causing negative effects on the system Appropriate grounding shielding and other protective steps should be taken at the installation stage to prevent these effects These protective steps include control cabinet grounding module grounding cable shield grounding protective elements for electromagnetic switching devices correct wiring as well as consideration of cable types and their cross sections Network Termination Transmission line effects often present a problem on data communication networks These problems include reflections and signal attenua
9. e input 1 digital output STAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 8 12 STAR 7 Modules Registers Mini Modbus 1TE User Manual 7 1 Registered access Modbus Dec Hex Register Name Access Description 30001 0 0x00 Version Type Read Version and Type of the device 30002 1 0x01 Address Read Module Address 40003 2 0x02 Baud rate Read amp Write RS485 baud rate 40004 3 0x03 Stop Bits amp Data Bits Read amp Write No of Stop bits amp Data Bits see 3 4 2 40005 4 0x04 Parity Read amp Write Parity bit 40006 5 Ox05 Response Delay Read amp Write Response delay in ms 40007 6 0x06 Modbus Mode Read amp Write Modbus Mode ASCII or RTU 40010 9 0x09 Filter Read amp Write Measurement filtering value from 1 to 10 40033 32 0x20 Received packets MSB Read amp Write No of received packets 40034 33 0x21 Received packets LSB Read amp Write 40035 34 0x22 Incorrect packets MSB Read amp Write No of received packets with error 40036 35 0x23 Incorrect packets LSB Read amp Write 40037 36 0x24 Sent packets MSB Read amp Write No of sent packets 40038 37 0x25 Sent packets LSB Read amp Write Connected sensors 3405 OU OXIA oput Roag Bit in high state sensor is connected 40052 51 0x33 Outputs Read amp Write _Narms stale bit 2 alarm output Temperature or measured analog in mV 10 for
10. tion To eliminate the presence of reflections from the end of the cable the cable must be terminated at both ends with a resistor across the line equal to its characteristic impedance Both ends must be terminated since the direction of propagation is bi directional In the case of an RS485 twisted pair cable this termination is typically 120 Q SFAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 5 12 STAR 3 3 Types of Modbus Registers There are 4 types of variables available in the module Mini Modbus 1TE User Manual Type ee Variable Access ae Sains d ns Bit 1 00001 Digital Outputs Read amp Write 1 5 15 2 10001 Digital Inputs 2 J p Read l Registered 3 30001 Input Registers Read 3 4 40001 Output Registers Registered 4 6 46 Read amp Write 7 3 4 Communication settings The data stored in the modules memory are in 16 bit registers Access to registers is via MODBUS RTU or MODBUS ASCII 3 4 1 Default settings Expansion Module 1 temperature input 1 digital output Parameter name Value Address 1 Baud rate 19200 Parity No Data bits 8 Stop bits 1 Reply Delay ms 0 Modbus Type RTU STAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 6 12 STAR 3 4 2 Configuration registers Mini Modbus 1TE User Manual
11. urrent value of other registers of the module This program can be a convenient way to test the system as well as to observe real time changes in the registers Communication with the module is done via the USB cable The module does not require any drivers USB Cable Modbus PC Module Configurator is a universal program whereby it is possible to configure all available modules A Konfigurator Stan Warted Poziom Alamu Pamigtaj 7 j MAX Alamu Ka ka Kat 3 1 Kanal 4 O1 Kanal 5 O Kaate Temperatura ziacza JO Prad pomiaru rezystancji Stala wartosc temperatury zlgcz Offset temperatury zlacz alarmowych Aktualna Wartos temp wares alamu Stan Histereza Ajamu Ders JJ 9 xo JL_ L_jL Expansion Module 1 temperature input 1 digital output STAR 2011 2014 All rights reserved User Manual Version 1 0 02 01 2014 11 12 User Manual Table of content Ms ANAN TS aapa naa aa aapa aaa ana Ba aa a aaa adi ana apa aa aaa ese BAN Sa E naa anaa pa ag ag a aaa Ba aa a ga aaa ana ap aaa ada ajaa ang a 3 Dy Module TEGEN asas aa aapa Aa ag ETA gk aa raa wa ba angi a ag aa raa a aba gan ang anaa gg ia 3 2 14 UlPOSe and description ofthe Mod le siirsi aaa abang GN a a naa Da g Ak a aa bank Kg aaa 3 2 2 Technical Se GUC DIDIS 55 aana abaan Sana N I eeanuncoananseennst 4 Z Dimensions Ore prodi 1 aana kanaka aa nn EA aan Aa ah baga aaa a A a an A a an akan ai aaa aan 5
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