Measuring equipment for the Sunny Central
Contents
1. Bridge terminal 1 with terminal 2 terminal 12 on the sensor Bridge terminal 3 with terminal 4 terminal 11 on the sensor or Terminal 5 terminal 12 on the sensor Terminal 6 terminal 11 on the sensor or Terminal 7 terminal 12 on the sensor Terminal 8 terminal 11 on the sensor User Manual SCMess 10 BE3406 Page 13 Calibrating the Sunny Central Control SMA Technologie AG 5 Calibrating the Sunny Central Control 5 1 General Information To properly calibrate the data logger for the irradiation sensor the analog measuring channels are programmed directly on the Sunny Central Control in the menu item Set up Interfaces Analog In To calibrate the Sunny Central Control the voltage value specified on the type plate of the RA100 T sensor is required for an irradiation of 1000 W m Please take note of this before installing the sensor 5 2 RA100 T Since the RA100 T consists of two sensors irradiation and temperature two sensors must be programmed at this point Irradiation Sensor A suitable measuring range must first be set in the first line under the Function column In case of the irradiation sensor in the RA100 T the measurement tolerance range would be 500 mV The name of the channel can be precisely defined in the next line e g irradiation The measurement unit of the channel can be specified in the third line here W m The gain V is calculated from the value specified on the type plate fo2. Terminal 3 white wire 1 PT100 original wire Terminal 4 white wire 2 PT100 duplicated wire PT100 temperature sensor connection to Z5 X5 in a two wire system Bridge terminal 1 with terminal 2 red wire PT100 original wire Bridge terminal 3 with terminal 4 white wire PT100 original wire or Terminal 5 red wire PT100 original wire Terminal 6 white wire PT100 original wire or Terminal 7 red wire PT100 original wire Terminal 8 white wire PT100 original wire Page 12 SCMess 10 BE3406 User Manual SMA Technologie AG Electrical Wiring and Sensor Connection 4 3 PT100 U The PTIOO U ambient temperature sensor consists of a PT100 sensor resistor that is embedded in glass and is installed in an IP65 plastic housing The ambient temperature sensor is mounted using two mounting holes The PT100 U temperature sensor allows a measurement using either a two wire or four wire system The connection cable is not included in the delivery and is routed into the housing interior through a PG screw fitting Here we also recommend installing in a four wire system Q PT100 temperature sensor connection to Z5 X5 in a four wire system Terminal 1 terminal 14 on the sensor Terminal 2 terminal 12 on the sensor Terminal 3 terminal 13 on the sensor Terminal 4 terminal 11 on the sensor PT100 temperature sensor connection to Z5 X5 in a two wire system
3. Terminal 4 brown wire 2 PT100 duplicated wire Page 10 SCMess 10 BE3406 User Manual SMA Technologie AG Electrical Wiring and Sensor Connection A PT100 connection in a two wire system V I measurement PT 100 xN Terminal block A PT100 connection in a four wire system measurement V measurement PT 100 Terminal block PT100 temperature sensor connection to Z5 X5 in a two wire system Bridge terminal 1 with terminal 2 yellow wire PT100 original wire Bridge terminal 3 with terminal 4 brown wire PT100 original wire or Terminal 5 yellow wire PT100 original wire Terminal 6 brown wire PT100 original wire or Terminal 7 yellow wire PT100 original wire Terminal 8 brown wire PT100 original wire User Manual SCMess 10 BE3406 Page 11 Electrical Wiring and Sensor Connection SMA Technologie AG 4 2 PT100 M The PT100 M temperature sensor consists of a PT100 sensor resistor that is embedded in a metal tube The sensor can be stuck directly to the back of the module using the provided dualcomponent thermal adhesive and thus determine the module temperature Here we also recommend installing in a four wire system The connection is established using a 3 meter long cable in a two wire system PT100 temperature sensor connection to Z5 X5 in a four wire system Terminal 1 red wire 1 PT100 original wire Terminal 2 red wire 2 PT100 duplicated wire
4. User Manual SCMess 10 BE3406 Page 9 Electrical Wiring and Sensor Connection SMA Technologie AG 4 Electrical Wiring and Sensor Connection The sensors are connected to the Z5 X5 terminal 4 1 RA100 T Irradiation Sensor In this case an analog inputis used as the voltage input To do so the positive pole of the reference cell green wire is connected to terminal 5 or 7 and the negative pole of the reference cell white wire is connected to terminal 6 or 8 Irradiation sensor connection to Z5 X5 Terminal 5 green wire irradiation Terminal 6 white wire irradiation or Terminal 7 green wire irradiation Terminal 8 white wire irradiation PT100 Temperature Sensor To also ensure the accuracy over greater distances we recommend connecting the PT100 sensor resistor in a four wire system For this purpose the connecting wires of the PT100 sensor resistor are duplicated directly nextto the RA100 T sensor and thus a total of 6 wires 2 wires for the irradiation sensor and 4 wires for the PT100 temperature sensor lead to the Sunny Central The connection is established without using bridges on the terminal strip in accordance with the following connection plan PT100 temperature sensor connection to Z5 X5 in a four wire system Terminal 1 yellow wire 1 PT100 original wire Terminal 2 yellow wire 2 PT100 duplicated wire Terminal 3 brown wire 1 PT100 original wire
5. statutory safety regulations in the deployment location e Ignoring safety warnings and instructions contained in all documents relevant to the product e Operating the product under incorrect safety or protection conditions e Altering the product or supplied software without authority e The product malfunctions due to operating attached or neighboring devices beyond statutory limit values e In case of unforeseen calamity or force majeure Software licensing The use of supplied software produced by SMA Technologie AG is subject to the following conditions This software may be copied for internal company purposes and may be installed on any number of computers Supplied source codes may be changed or adapted for internal company purposes on your own responsibility Drivers may also be transferred to other operating systems Source codes may only be published with the written permission of SMA Technologie AG Sub licensing of software is not permissible Limitation of liability SMA Technologie AG rejects any liability for direct or indirect damages arising from the use of software developed by SMA Technologie AG This also applies to the provision or non provision of support activities Supplied software not developed by SMA Technologie AG is subject to the respective licensing and liability agreements of the manufacturer Trademarks All trademarks are recognized even if these are not marked separately Missing designations do not mean that a
6. product or brand is not a registered trademark SMA Technologie AG Hannoversche Stra e 1 5 34266 Niestetal Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E mail info SMA de 2005 SMA Technologie AG All rights reserved Page 18 SCMess 10 BE3406 User manual Sales Solar Technology SMA Technologie AG Hannoversche Strasse 1 5 34266 Niestetal Germany Tel 49 561 9522 4000 Fax 49 561 9522 4040 E Mail Info SMA de Freecall 800 SUNNYBOY Freecall 800 78669269 AA PR 4 Innovation in Systems Technology A A P for the Success of Photovoltaics
7. AMT Measuring equipment for the Sunny Central User manual Version 1 0 SCMess 10 BE3406 SMA Technologie AG Index 1 Explanation of the Symbols Used 5 2 Introduchon s eiasanase rennen 6 3 Product Presentation 2eee eens 7 4 Electrical Wiring and Sensor Connection 10 5 Calibrating the Sunny Central Control 14 6 Overvoltage Protectors 008 16 User manual SCMess 10 BE3406 page 3 SMA Technologie AG page 4 SCMess 10 BE3406 User manual SMA Technologie AG Explanation of the Symbols Used 1 Explanation of the Symbols Used In order to ensure optimal use of these instructions please note the following explanation of symbols used This symbol indicates an example procedure or operation more difficult This symbol indicates a fact which if not observed could result in damage to components or represent a danger to persons Read these passages especially carefully This symbol indicates a notice which if not followed correctly will make the Q User Manual SCMess 10 BE3406 Page 5 Introduction SMA Technologie AG 2 Introduction The Sunny Central enables the direct connection of analog and digital sensors for determining environment data such as global radiation or temperature e Irradiation sensor with integrated module temperature sensor RA 100 T e Temperature sensor for measuring the module temperature PT 100 M e Temperature sensor for measuring the
8. ambient temperature PT 100 U The range of sensors comprises among others the following measurements Page 6 SCMess 10 BE3406 User Manual SMA Technologie AG 3 Product Presentation Product Presentation 3 1 Irradiation Sensor RA100 T Description Parameters Voltage tolerance max 5 Temperature sensor PT100 Reti00 PT100 basic series Tolerance class 1 3B Dimensions 122x122 x20 mm Cable length approx 5 m 4 wires Calibration value see type plate Ambient temperature 30 450 C W ire function Green irradiation sensor W hite irradiation sensor Yellow PT 100 temperature sensor Brown PT 100 temperature sensor User Manual SCMess 10 BE3406 Page 7 Product Presentation SMA Technologie AG 3 2 PT100 M Temperature Sensor Description Parameters Connection two wire system up to 10 m M ounting installation using the provided dual component thermal adhesive RPT100 PT100 basic series Tolerance class 1 3B Dimensions 30x6x6 mm Cable length approx 2 5 m 2 wires M easuring range 20 110 C Page 8 SCMess 10 BE3406 User Manual SMA Technologie AG Product Presentation 3 3 PT100 U Temperature Sensor Description Parameters Connection Four wire system Housing IP 65 Retioo PT100 basic series Tolerance class 1 3B Dimensions 100 x52 x 67 mm M easuring range 30 80 C
9. r the measurement voltage at1000 W m and at25 C asfollows V 1000 measurement voltage at1000 W m The value for the offsetis 0 PT100 Temperature Sensor The suitable temperature unit must first be setin the first line under the Function column In case of the temperature sensor of the RA100 T that would be C The name of the channel can be precisely defined in the next line e g module temperature The gain and offset do not require calculating Page 14 SCMess 10 BE3406 User Manual SMA Technologie AG Calibrating the Sunny Central Control 5 3 PT100 U PT100 Temperature Sensor The suitable temperature unit must first be setin the first line under the Function column In case of the temperature sensor of the RA100 T that would be C The name of the channel can be precisely defined in the next line e g module temperature The gain and offset do not require calculating 5 4 PT100 M PT100 Temperature Sensor The suitable temperature unit must first be setin the first line under the Function column In case of the temperature sensor of the RA100 T that would be C The name of the channel can be precisely defined in the next line e g module temperature The gain and offset do not require calculating User Manual SCMess 10 BE3406 Page 15 Overvoltage Protectors SMA Technologie AG 6 Overvoltage Protectors To protect the Sunny Central against external overvoltage the sensors should be connected u
10. sing overvoltage protectors O vervoltage protectors can be ordered optionally W e recommend the following overvoltage protectors PT 100 BLITZREDUCTOR CT BCT MODBE 5 DEHN item no 919 506 919 620 Analog Signals BLITZREDUCTOR CT BCT MOD BD 30 DEHN item no 919 506 919 644 Page 16 SCMess 10 BE3406 User Manual SMA Technologie AG Overvoltage Protectors User Manual SCMess 10 BE3406 Page 17 Legal Restrictions SMA Technologie AG The information contained in this document is the property of SMA Technologie AG Publishing its content either partially or in full requires the written permision of SMA Technologie AG Any internal company copying of the document for the purposes of evaluating the product or its correct implementation is allowed and does not require permission Exclusion of liability The general terms and conditions of delivery of SMA Technologie AG shall apply The content of these documents is continually checked and amended where necessary However discrepancies cannot be excluded No guarantee is made for the completeness of these documents The latest version is available on the Internet at www SMA de or from the usual sales channels Guarantee or liability claims for damages of any kind are exlcuded if they are caused by one or more of the following e Improper or inappropriate use of the product e Operating the product in an unintended environment e Operating the product whilst ignoring relevant
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