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Appendices

Appendix A: Definitions

Term

Definition

A common battery size

ASCII

American Standard Code for Information Interchange. A common

format for computers

GUI

Graphical User Interface

LED

Light Emitting Diode

MHz

Megahertz. A unit of frequency. <10

Hz>

Modbus

Digital serial interface for intelligent sensors

Personal Computer

Radio Frequency

RTC

Real Time Clock. A device for keeping track of time.

SDl-12

Digital serial interface for intelligent sensors

USB

Universal Serial Bus. A communications technology

Appendix B: Document Revision History

alt

www.vanwalt.com

Содержание DataSlave

Страница 1: ...vanwaltDataSlave Manual 10th June 2019 Author Daniel Manning Van Walt Ltd Prestwick Lane Grayswood Haslemere Surrey GU27 2DU 01428 661 660 www vanwalt com Version 1 0...

Страница 2: ...Sensor interface 9 2 1 8 J3 Pulse count interface g 2 2 Internal serial label 10 3 Configuration 11 3 1 USS configuration tool 11 3 2 Start communication 13 32 1 Push button 13 3 2 2 Power cycle 14 32...

Страница 3: ...12 Figure g Config tool info 12 Figure10 GUI main window populated 12 Figure11 Clear table 13 Figure12 Remove unit from list 13 Figure13Connect Unit 14 Figure 14 Connect window 14 Figure15 Searching f...

Страница 4: ...entally sealed cable glands are fitted to allow vented sensors to be safely used The antenna is a sealed tamperproof design bolted on from inside the enclosure Its length allows a greater wireless ran...

Страница 5: ...s The main effect on range will non line of sight for example if you can not see the unit site because of a building hill or other obstacle is in the way Other factors that impact range are antenna he...

Страница 6: ...lled All wired interfaces apart from the antenna connection are Weidmuller Omnimate 5 08mm pitch connectors This allows the screw terminals to be easily removed to attach wires Figure2 show s all conn...

Страница 7: ...actory reset To reset all settings of the unit back to when it left the factory remove the batteries hold down the button and re insert the batteries Keep holding the button down for at least 10 secon...

Страница 8: ...of the internal hardware so the internal AA batteries will still be required 2 1 5 Factory headers The JS socket and HDR1 header are reserved for factory setup and future expansion use only 2 1 6 LED...

Страница 9: ...not be able to communicate with the sensor 12V is a switched supply which originates from either the internal supplies or the external supply if an external 12V supply is used Figure 4 ModbusandS01 12...

Страница 10: ...of the internal battery holder The code uniquely identifies the product v C l l ij J lERM 12V I 2 SA ov t fl _ 12V ov CD I w rOV I 194738313436 N J c 5 36310O34OO4A a ii 1 l V 4 JSS A NDAR DE SOLUTION...

Страница 11: ...DataSlave r i DataSlave GUI File Sdhn9s Hdp ID Signal Battaiy Ext Supply State LastComms DeviceConnected Figure 6 GUImain windowun popu a ed 3 1 USB configuration tool D The USB configuration tool is...

Страница 12: ...about the tool select Config Tool Info in the settings menu 1 21 DataSla eGJI D X F i lc_s tt_ n c9_ Config ToolInfo x __________ _ ID DeviceConnected Type config Tool 869MHz 05 1004 001 Serial 06473...

Страница 13: ...emove Unit Ftom list 12 3 Awake 2019 06 11T09 05 16 Figure 12Remove unitfrom list If the unit sends more data it will be re added to the table automatically 3 2 Start communication Several methods can...

Страница 14: ...1blc Exit DeviceConnect Signal Batt8f Ext Supply State 57 0 3 2 12 3 Awake Figure 13 Connect Umt LastComrns X 2019 06 11T09 25 57 This will open the connect window where you can enter the 5 digit code...

Страница 15: ...n and begin downloading the current unit configuration 3 3 DataSlave configuration window 3 3 1 Side bar overview On the right hand side of the window is an overview of the connected DataSlave Most fi...

Страница 16: ...a custom date and time fill in the section at the bottom and click Set Oirmnt On lcnrid T1rrw i 11 1 d rA 01q 06 l J 14 56 12 Ot 00 U e Corr1 Ule DOieand lime SctCurrcntDotoandT Custom Dole and Tll n...

Страница 17: ...tely turned off when readings are not taking place Supply Idle Time is the period of time after the power to the sensors is applied before communication with the sensors begin in milliseconds to allow...

Страница 18: ...2 Function Code jREAD_HOLDlliG_iU GISitRS vI RCOster Address IOxOOOO Reg erCol rt 12 o t r l w_ ______v I Figure19ModbusAdd Some Modbus sensors require delays between commands for example an INWUSA PT...

Страница 19: ...In most instances all you need know is the address and measurement send data sequence which is detailed in the sensor manual An SDl 12 send data request can often return more than one data sample Sele...

Страница 20: ...many populated records are available for download Table 1 shows the number of records that can be achieved at a sample interval of gooseconds 15 minutes Table1ExampleData LoggerRecordCounts Parameter...

Страница 21: ...asurements the data logger should be configured to two parameters per record If overwrite oldest data is checked and the data logger is full it will loop around and start overwriting the oldest data o...

Страница 22: ...sed Valid input consists ofASCII symbols numbers 0 9 and letters a z A Z ASCII 0X20 to ASCII ox7E lkllN 0 _s1_0_ _e_1 _ _ _ 7 _ _ Figure23 Unit Name page 22of 23 Unit Name D 1t Sl ivc 1 X Unit ID Ot47...

Страница 23: ...hertz A unit of frequency 106 Hz Modbus Digital serial interface for intelligent sensors PC Personal Computer RF Radio Frequency RTC Real Time Clock A device for keeping track of time SDl 12 Digital s...

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