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Table of Contents
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Summary of Contents for Elsys SGA2
- Page 1 SGA2 Strain Gauge Amplifier Programming Manual SGA2 Boxed SGA2 Rack...
- Page 2 The design of the instrument has been verified to conform to the EN 61010-1 safety standard per the following limits: Legal Notice TranAX® is a registered trademark by Elsys AG • Installation (Over voltage) TraNET® is a registered trademark by Elsys AG •...
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Page 3: Table Of Contents
4. Serial Protocol ............7 4.1 Addressing ..............7 4.2 Info ..................7 4.3 System ................7 4.4 Write Settings ............... 7 4.5 Example ADC calibration ........8 4.6 Read Settings ...............8 5. Commands............. 9 6. Examples .............. 10 Elsys AG SGA2 Programming Guide... -
Page 4: Introduction
(for up to 5 modules / 10 channels) 2-Channel Boxed Variant • Amp-BU-24 • 2-Channel modules SGA-Box/6, (for up to 12 modules / 24 channels) SGA-Box/7 or SGA-Box/16 • USB interface (emulated COM port) for accessing all installed amplifier (Internally over RS485) SGA2 Programming Guide Elsys AG... -
Page 5: Communication
All SGA modules have a RS485 interface. For the boxed version, each box comes with an USB to RS485 converter module. RS485 inter- face is used as a unidirectional interface. Rack Base Unit SGA2 Rack Module SGA2 Rack Module SGA2 Rack Module RS485 RS485... -
Page 6: Recommended Tools
A very useful tool for testing is HTerm, this can Main tool for using the SGA mk2 modules be downloaded here: is the Elsys SGA 2.0 Application. It allows to https://www.der-hammer.info/terminal/ configure the SGA modules directly. It can be downloaded from the website www.elsys-instruments.com... -
Page 7: Serial Protocol
A delay form approx. 100ms. will be between each reply. • ADD:0;SETDEBUG:1; enables the debug output which will give much more detailed feedback regarding settings etc.. It’s not recommended to use SETDEBUG:1; in combination with the SGA 2.0 tool. Elsys AG SGA2 Programming Guide... -
Page 8: Example Adc Calibration
Accuracy will be approx. 2%. GETOFFSET returns the used range for offset compensation. Values will be between -50% up to +50%. This function is also meant to get information about an abnormal calibrated bridge, or damaged sensors. SGA2 Programming Guide Elsys AG... -
Page 9: Commands
Read DAC Offset, -50% ―+50% GETGAIN 1, 10 , 100 Read current Gain settings GETEX 5, 10 Excitation voltage GETHBEXT 0, 1 Half bridge Extern 0=intern GETWI 4, 6 4/6 Wire GETRE 0, 1 Reserve Elsys AG SGA2 Programming Guide... -
Page 10: Examples
Read the ADC value of the first device, first channel. Factory settings is set to voltages according the output signal. Please note that the built in ADC works slow, it’s meant for read out the current position of a sensor and not for high speed acquisition. SGA2 Programming Guide Elsys AG... - Page 11 Elsys AG SGA2 Programming Guide...
- Page 12 File Revision: Date Description 09.11.2023 Manual Update Elsys AG SGA2 Programming Guide...
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