NI WSN-3226 User Guide and Specifications
Contents
1. IDA Standards DA105692 Taiwan R 0 C EDE Be I TE RAE SS IRAE ARNE EAT Zr RRE FASE A CA A EE UE PAE eh fe P VUA ER RN BE a ABIT Bea SES TEE RE TA BEAR IF RBI WAE AB E BS TT EG 8 HT o BUDA AIM TERRE EBLE FEC AR ON ITE ALLE A toit MAE RUSORUROROT ED EES EU Regulatory Statements Cesky National Instruments timto prohlaSuje _e tento NI WSN 3226 je ve shod se zakladnimi c Czech po_adavky a dal mi p slu n mi ustanoven mi sm rnice 1999 5 ES Dansk Undertegnede National Instruments erkl rer herved at fflgende udstyr NI WSN 3226 Danish overholder de v sentlige krav og fvrige relevante krav i direktiv 1999 5 EF 5s Deutsch Hiermit erklart National Instruments dass sich das Ger t NI WSN 3226 in German bereinstimmung mit den grundlegenden Anforderungen und den brigen einschl gigen Bestimmungen der Richtlinie 1999 5 EG befindet Eesti Estonian Kaesolevaga kinnitabNational Instruments seadme NI WSN 3226 vastavust direktiivi 1999 5 EU p hin uetele ja nimetatud direktiivist tulenevatele teistele asjakohastele s tetele English Hereby National Instruments declares that this NI WSN 3226 is in compliance with the essent2. Filtering Strength Filter Rejection High rejection 60 dB at 50 and or 60 Hz 1 Hz Low power 30 dB at 50 and or 60 Hz 1 Hz Overvoltage protection x30 VDC Voltage Input Nominal range esee 10 VDC Input impedance sese 1 MQ NOISC x2 Alvear a ee PE UD en 30 UVims Voltage Accuracy Gam nft secte 11 ppm C Offset drift 90 uV C Percent of Reading Percent of Range Measurement Conditions Gain Error Offset Error Typical 25 C x5 C 0 02 0 01 1 mV Maximum 40 C to 70 C 0 2 0 1 10 mV Range equals 10 V Resistance Input Nominal Range Excitation Current 10 to 400 Q 1 mA 20 to 4000 Q 350 WA 250 to 100 kQ 20 WA RTD Temperature Accuracy Measurement Typical Maximum Temperature Range Conditions 25 C 5 C 40 C to 70 C Drift Noise Pt100 200 C to 150 C 0 2 C 1 C 0 017 C C 0 01 Cins 150 C to 850 C 0 3 C 27 C 0 028 C C Pt1000 200 C to 150 C 0 1 C 0 7 C 0 005 C C 0 01 Cims 150 C to 850 C 0 2 C 2 C 0 013 C C Up to 5 m of 22 AWG copper leads 5 lead length mismatch NI WSN 3226 User Guide and Specifications 26 ni com Resistance Accuracy Percent of Percent of Typical Temperature Drift Range Reading Measurement Offset Gain Range Conditions Error Err
3. High level ON input voltage High level ON input current High level OFF input voltage lt 6 V Low level OFF input current X mA Input current TTL Logic and Contact Closure modes 375 uA at 30 V X110 pA at 5 V X80 uA at 3 V Contact Closure mode pull up current lt 175 uA through closed contact DAN MODES lt 6 4 mA at 30 V 3 2 mA at 15 V Minimum detectable pulse width TTL Logic mode 5 5 nene 30 us 24V modes 30 us Contact closure mode s 100 us Digital Output Modes configurable per channel Drive High Sourcing Drive Low Sinking Drive High and Low Sinking and Sourcing and 3V TTL Logic Open Collector with Pull Up DIO power supply voltage range Vpio pwr 3 to 30 V Sourcing current one channel 0 25 A maximum Sinking current per channel 1 A maximum Output voltage Nhung e Vpio pwna 750 mV with Iour 0 25 A Sif king i iue eniin aided heals ies 50 mV with Ioyr 1 A 3V TTL Logic mode pull up 22 V with Igyz 20 A DO protection ladcnlce 30 VDC maximum R versed voltage ceteri None Short circuit sourcing Trip CULLEN utter tn tene 0 26 A minimum 1 2 A maximum TAP Cie 5 5i oie eres 250 us at
4. 42 4mm 4 3 40 in 1 67 in 50 8 mm 2 00 in 86 4 mm Figure 2 NI WSN 3226 Device Dimensions Safety Guidelines Operate the NI WSN 3226 device only as described in this user guide AN Hot Surface This icon denotes that the component may be hot Touching this component may result in bodily injury NI WSN Safety Information The following section contains important safety information that you must follow when installing and using NI WSN products Caution Do not operate the NI WSN product in a manner not specified in the user manual or operating instructions Product misuse can result in a hazard You can compromise the safety protection built into the product if the product is damaged in any way If the product is damaged return it to National Instruments for repair Caution Do not substitute parts or modify the NI WSN product Use the product only with the devices accessories and cables specified in the installation instructions gt gt B Caution Do not operate NI WSN products in an explosive atmosphere or where there may be flammable gases or fumes NI WSN 3226 User Guide and Specifications 2 ni com Caution If you need to clean a NI WSN product wipe it with a dry towel The product must be completely dry and free from contaminants before you return it to service Caution Operate the product indoors only at or below Pollution Degree 2 Pollution is foreign matter in a solid liquid or gaseous
5. Battery operating temperature range Enerbizer E91 ee dee te eee 40 C to 60 C Energizer E91 uiieeestimrenteeris e ctos 18 C to 55 C Duracell MN1500 sess 20 C to 54 C Voltage range retener detiene 3 6to 7 5 V Due to regulations the frequency bands depend upon country of operation National Instruments Corporation 29 NI WSN 3226 User Guide and Specifications Power consumption Sleep Modena onrera 0 3 mW 60 second sample interval 0 5 mW 1 second sample interval 20 mW Battery life 60 second sample interval Up to 3 years 1 second sample interval Up to 1 month External Power N Caution You must use a UL Listed ITE power supply marked LPS with the NI WSN 3226 The power supply must also meet any safety and compliance requirements for the country of use Voltage tahe oiu scere e tp re RE 5 to 30 V Power input mating connector sess 2 position mini combicon Phoenix Contact part number 1714977 Power consumption Sleep mode dci iter border 1 mW 60 second sample interval mWat12 V 1 second sample interval 20 mW at 12 V Ro lter Mode sienne aree 200 mW at 12 V Physical Characteristics Screw terminal wiring eene 14 to 24 AWG wire Torque for screw term
6. In addition to this guide the following documents may be useful when configuring your NI WSN system NI Wireless Sensor Network Getting Started Guide NI WSN 9791 Ethernet Gateway User Guide and Specifications NI 9792 WSN Real Time Gateway User Guide and Specifications Configuring WSN in MAX available from Start All Programs National Instruments NI WSN LabVIEW Help for WSN Devices available in LabVIEW from Help LV Help WSN Devices Help NI WSN Readme available on the software installation disc included with your gateway Training Courses If you need more help getting started developing an application with NI products NI offers training courses To enroll in a course or obtain a detailed course outline refer to ni com training Technical Support on the Web For additional support refer to ni com support or zone ni com Software Overview Ej Note Refer to the NJ WSN Readme available on the software installation disc included with your gateway for NI software application version support NI WSN software includes NI Measurement amp Automation Explorer MAX as well as server and driver software for easy integration into application software packages These software components manage the low level communications and hardware configurations simplifying programmatic access to I O channels The NI WSN software is on the software installation disc included with your NI WSN NI WSN 3226 User Guide and Specifications
7. USER GUIDE AND SPECIFICATIONS NI WSN 3226 NI Wireless Sensor Network 4 Channel 20 Bit Voltage RTD Node This user guide describes how to use the NI WSN 3226 voltage RTD node and lists its specifications Figure 1 shows the NI WSN system components NI WSN 32xx Nodes 3 NI WSN 9791 Ethernet Gateway 2 NI 9792 WSN Real Time Gateway 4 PC Running NI Software Figure 1 NI WSN System Components The NI WSN 3226 is a four channel low power wireless voltage resistance device that works with other NI WSN 32xx nodes and gateways to form a wireless sensor network The NI WSN system consists of one or more NI WSN gateways up to 36 NI WSN 32xx nodes per gateway and multiple PCs or Programmable Automation Controllers PACs to receive and analyze the distributed sensor data For more information about PACS visit ni com When you connect the NI WSN gateway you can use a separate host PC running Windows or a PAC running NI LabVIEW Real Time to display measurement results status information and to change the NI WSN gateway and NI WSN 3226 device settings M NATIONAL P INSTRUMENTS Dimensions Figure 2 shows the NI WSN 3226 device dimensions C B S 235 mm 9 25 in 124 mm NATIONAL 4 88 in ONisrRUMENTS 2 20 in i 25 40 mm amp 1 00 in
8. 1 2 A Overcurrent sinking esee 6 5 A maximum DO propagation delay SIDkIDg c actas ate ay eed es 150 us Niort ERR 2 5 ms NI WSN 3226 User Guide and Specifications 28 ni com Node Resources for LabVIEW WSN Minimum sample interval sss 0 1s User flash Size nine tte 188 Kbytes Number of flash erase cycles per sector 100 000 Wireless Characteristics Radio miode eit err perte ri IEEE 802 15 4 RF d ta TAG C 250 Kbps Range AMELICAS cito ese eroi t ees Up to 300m International nitet Up to 150m Frequency band ssssssssseseseene ISM 2 4 GHz 2400 MHz to 2483 5 MHz Channels ccc aide ette imde 11 24 TX power Americas esssseeeseeeee nnne 17 dBm maximum 50 mW Int rnatiorial 1 enne ces 10 dBm maximum Modulation Ypes ansia DSSS O QPSK Receiver sensitivity essere 102 dBm Antenna jer Female RP SMA connector VSWR 2 0 maximum Impedance erret ene eee 500 Dif Ctlvit yz eate AB t Omni Nominal gat ient rise eina 1 5 dBi Power Requirements The following power requirements specifications are typical at 25 C Battery Power UN Caution Do not use rechargeable batteries Internal battery iai eene 4 AA 1 5 V alkaline or lithium batteries Recommended batteries esses Energizer EN 91 AA alkaline Duracell MN1500 AA alkaline Energizer L91 AA lithium
9. COM Figure 16 Connecting a RTD The NI WSN 3226 sources different current levels on the EX terminal depending on the selected range For more information about the current source value for each range refer to the Specifications section The NI WSN 3226 compensates for lead resistance errors For the best measurement results when measuring a 3 wire RTD use equal length wires between the RTD and the EX AI and COM terminals You should also keep the leads as short as possible RTD Types RTD types are specified by material composition nominal resistance at 0 C and TCR temperature coefficient of resistance or alpha The NI WSN 3226 can directly measure the temperature of platinum RTDs of either 100 Q or 1 000 Q nominal resistance These RTDs are commonly referred to as Pt100 or Pt1000 RTDs respectively NI WSN 3226 User Guide and Specifications 18 ni com Different types of platinum RTDs have different TCRs The NI WSN 3226 supports the following TCRs 3750 3851 3911 3916 3920 and 3928 WQ Q C The most common TCR for RTDs is 3851 wQ Q C as defined in IEC 751 DIN 43760 BS 1904 and ASTM E1137 international standards The TCR of 3928 uQ CO C is used in the reference function for platinum thermometers in the International Temperature Scale of 1990 ITS 90 for high accuracy metrology applications Unfortunately not all TCR values are as well defined by standards organizations and the behavior of RTDs with
10. to dispose of used batteries 3 Note When using the NI WSN 3226 device on battery power you should configure the device as an end node so that it sleeps most of the time Running a device configured in router mode from battery power greatly reduces the battery life The device ships from the factory configured as an end node For more information about how to switch the node from an end node to router mode refer to Configuring WSN in MAX available from Start All Programs National Instruments NI WSN 2 Install four AA alkaline or lithium batteries in the device making sure to install them with the correct polarity Figure 12 shows the battery polarity markings inside the device battery compartment 3 Reinstall the battery compartment cover and tighten the retention screw NI WSN 3226 User Guide and Specifications 12 ni com Connecting External Power to the NI WSN 3226 Device To connect an external power supply to the NI WSN 3226 complete the following steps 1 Remove the 2 position mini combicon plug from the device Loosen the retaining screws if necessary OTA Figure 11 2 Position Mini Combicon Plug 2 Connect the external power supply positive lead to the V terminal 3 Connect the negative common lead to the C terminal 4 Reinstall the 2 position mini combicon plug in the device and tighten the retaining screws UN Caution You must use a UL Listed ITE power sup
11. 4 ni com gateway device The NI WSN software is supported by Windows 7 Vista XP and contains the following components NIMAX e NI WSN You can download a current version of NI WSN software from ni com support Using your Web browser go to ni com support and select Drivers and Updates Distributed I O Wireless Sensor Networks and then select the latest version of NI WSN software If you are using other software refer to the installation instructions that accompany your software What You Need to Get Started To set up and use NI LabVIEW with the NI WSN 3226 device you need the following e NIWSN gateway e NI WSN 3226 device s with a 5 30 V power supply or four alkaline or lithium AA 1 5 V batteries for each node Refer to the Battery Power section for recommended battery types Mounting hardware DIN rail panel mount or rack mount accessory Ethernet cable connection 1 8 in flathead and number 2 Phillips screwdrivers e NI WSN software version 1 2 or later e Host PC running Windows 7 Vista XP or LabVIEW Real Time e NI LabVIEW 2010 32 bit or later NI 9792 WSN Real Time Gateway Only NI LabVIEW 2009 SP1 32 bit Real Time Module or later Related hardware and software documentation Unpack the Device and Install the Antenna Remove the device from the package and inspect the device Contact NI if the device appears damaged Do not install a damaged device N Caution The device is static se
12. IONAL Oinstrumenrs instruments Figure 8 Slide Retention Clip Down and Tighten Panel Mount Knob 4 Optional Secure any I O signal or power supply cabling to the panel mount accessory using a zip tie and the integrated strain relief slots NI WSN 3226 User Guide and Specifications 10 ni com Using the Integrated Panel Mount Slots You can also mount the NI WSN 3226 to a panel using the integrated panel mount slots as shown in Figure 9 1 Attach three number 8 or M4 pan head screws in the mounting panel leaving 0 1 in space under the head of each screw Refer to Figure 2 for the correct hole pattern and dimensions 2 Slide the NI WSN 3226 device onto the panel 3 Note In this configuration the NI WSN 3226 is held in place only by the weight of the device and the friction of the screw attachment Use the DIN rail clip or panel mount accessories in high vibration environments Figure 9 Integrated Panel Mount Slots A Caution Disconnect power before removing the device from the panel Setting Up the NI WSN 3226 Device The following sections discuss setting up the NI WSN 3226 for use Installing the Software You must be an Administrator to install NI software and devices on your computer Before connecting the hardware install the following software in the foll
13. ages Connect only voltages that are within these limits V terminal to C terminal sess 30 V maximum Measurement Category I Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical supply system that powers equipment This category is for measurements of voltages from specially protected secondary circuits Such voltage measurements include signal levels special equipment limited energy parts of equipment circuits powered by regulated low voltage sources and electronics UN Caution Do not connect the system to signals or use for measurements within Measurement Categories II IMI or IV RF Safety Warning This product complies with FCC radiation exposure limits set for uncontrolled equipment and meets the FCC radio frequency RF Exposure Guidelines in Supplement C to OET65 This product generates and radiates radio frequency energy To comply with the radio frequency radiation exposure guidelines in an uncontrolled environment this equipment should be installed and operated with at least 20 cm between the radiator and the person s body excluding extremities hands wrists feet and legs This product complies with the European Council Recommendation 1995 519 EC on the limitation of exposure of the general public to electromagnetic fields Compliance was determined in accordance wi
14. air suitability for Class I Division 2 PEE gt D Caution For Zone 2 applications install the WSN system in an enclosure rated to at least IP 54 as defined by IEC 60529 and EN 60529 Special Conditions for Hazardous Locations Use in Europe Caution The NI WSN 3226 has been evaluated as Ex nA nL IIC T4 equipment under DEMKO Certificate No 07 nA nL 0626664X Each device is marked II 3G and is suitable for use in Zone 2 hazardous locations in ambient temperatures of 40 C lt Ta lt 70 C Electromagnetic Compatibility Guidelines This product was tested and complies with the regulatory requirements and limits for electromagnetic compatibility EMC as stated in the product specifications These requirements and limits are designed to provide reasonable protection against harmful interference when the product is operated in its intended operational electromagnetic environment This product is intended for use in industrial locations There is no guarantee that harmful interference will not occur in a particular installation when the product is connected to a test object or if the product is used in residential areas To minimize the potential for the product to cause interference to radio and television reception or to experience unacceptable performance degradation install and use this product in strict accordance with the instructions in the product documentation Furthermore any changes or modifications to the product not expre
15. any interference received including interference that may cause undesired operation Canada This product complies with Industry Canada RSS 210 Cet appareil est conforme aux norme RSS210 d Industrie Canada Europe EU Declaration of Conformity C Marking by the above CE symbol on the label indicates compliance with the Essential Requirements of the R amp TTE Directive of the European Union 1999 5 EC This equipment meets the following conformance standards EN 300 893 EN 300 328 EN 301 489 17 EN 60950 Europe Restrictions for Use of 2 4 GHz Frequencies in European Community Countries Belgi Belgique For private usage outside buildings across public grounds over less than 300 m no special registration with IBPT BIPT is required Registration to IBPT BIPT is required for private usage outside buildings across public grounds over more than 300 m For registration and license please contact IBPT BIPT Voor priv gebruik buiten gebouw over publieke groud over afstand kleiner dan 300 m geen registratie bij BIPT IBPT nodig voor gebruik over afstand groter dan 300 m is wel registratie bij BIPT IBPT nodig Voor registratie of licentie kunt u contact opnemen met BIPT Dans le cas d une utilisation priv e l ext rieur d un b timent au dessus d un espace public aucun enregistrement n est n cessaire pour une distance de moins de 300 m Pour une distance sup rieure 300 m un enregistrement aupr s de I IBPT e
16. chtlijn 1999 5 EG Matti Hawnhekk National Instruments jiddikjara li dan NI WSN 3226 jikkonforma mal htigijiet Maltese essenzjali u ma provvedimenti ohrajn relevanti li hemm fid Dirrettiva 1999 5 EC Magyar Alul rott National Instruments nyilatkozom hogy a NI WSN 3226 megfelel a vonatkoz Hungarian alapvet k vetelm nyeknek s az 1999 5 EC ir nyelv egy b el r sainak Polski Niniejszym National Instruments o wiadcza ze NI WSN 3226 jest zgodny z zasadniczymi Polish wymogami oraz pozostatymi stosownymi postanowieniami Dyrektywy 1999 5 EC Portugu s National Instruments declara que este NI WSN 3226 est conforme com os requisitos Portuguese essenciais e outras disposi es da Directiva 1999 5 CE Slovensko National Instruments izjavlja da je ta NI WSN 3226 v skladu z bistvenimi zahtevami in Slovenian ostalimi relevantnimi doloGili direktive 1999 5 ES EH Slovensky National Instruments t mto vyhlasuje _e NI WSN 3226 sp a z kladn po_iadavky a Slovak v etky pr slu n ustanovenia Smernice 1999 5 ES 4 Suomi National Instruments vakuuttaa t ten etta NI WSN 3226 tyyppinen laite on direktiivin Finnish 1999 5 EY oleellisten vaatimusten ja sita koskevien direktiivin muiden ehtojen mukainen Svenska H rmed intygar National Instruments att denna NI WSN 32206 st r verensst mmelse Swedish med de vasentliga egenskapskrav och vriga relevanta bestammelser som framg r av di
17. f the DIO pin can be read when driving high using the digital input function If DO is set to Drive High Sourcing or Drive High and Low Sinking and Sourcing modes and a digital value of 1 is written to the channel a logical 1 should be read from the channel If a logical 0 is read instead then the current protection is tripped or a fault is preventing the high side switch from driving the output high Resetting Channels After an Overcurrent Condition To reset the short circuit protection turn off the high side switch by writing a digital value of 0 to the channel Then check the wiring and remove any possible faults The correct functionality of the circuit should be confirmed by writing a digital value 1 to the channel and then reading a logical 1 from it Powering an External Sensor The NI WSN 3226 can provide up to 50 mA at 12 V to external sensors through its sensor power SEN PWR 12V terminal You can configure this sensor power output using NI WSN software to turn on a sensor up to 250 ms prior to the start of an acquisition Figure 22 shows the sensor power circuit connected to a device 0 SEN PWR 12V Powered Al Sensor 9 9 COM SX NI WSN 3226 Figure 22 External Sensor Connected to the NI WSN 3226 Make sure the device you are connecting is compatible with the NI WSN 3226 sensor power circuit voltage and current ranges Refer to the Specifications section fo
18. ferent types of input and output and how to connect external devices to the NI WSN 3226 DIO terminals On the 18 position screw terminal connector terminals 13 17 are the DIO section The DIO section has the following terminals e DJOx signal terminal e DGND ground terminal e DIOPWR DIO Power positive required when one of the DIO channels is configured for Drive High Sourcing or Drive High and Low Sinking and Sourcing mode National Instruments Corporation 19 NI WSN 3226 User Guide and Specifications B Note Use the Node Properties dialog box in the LabVIEW Project Explorer window to change DIO settings The NI WSN 3226 device has two bi directional digital I O channels Each channel supports eight operational modes depending on whether the channel is configured as digital output or digital input The NI WSN software controls the different modes of operation by turning on and off the high side and low side switches Digital Output Operational Modes The channels support the following digital output operational modes e Drive High Sourcing Drive Low Sinking JV TIL Logic Open Collector with Pull Up Drive High and Low Sinking and Sourcing 3 Note When configured in a digital output mode reading the channel returns the state of the pin voltage with TTL thresholds Digital Input Operational Modes The channels support the following digital input operational modes e 24V Sinking e 24V Sinking with Po
19. h Side Switch P External DI o o DIOx Device Power Internal Supply Low Side Switch DGND 1 Y NI WSN 3226 Figure 21 Connecting a Device to the NI WSN 3226 in Drive High and Low Mode Connecting Digital Inputs You can connect a variety of sensors switches and industrial devices to the NI WSN 3226 device Refer to the Specifications section to ensure compatibility 24V Sinking In 24V Sinking mode the DIOx terminal has a low impedance to ground and input thresholds compatible with 24 V signaling Select this mode for connection to industrial 24V IEC1131 sourcing output devices 24V Sinking with Power Management In 24V Sinking with Power Management mode the DIOx terminal is similar to 24V Sinking mode but the low impedance path to ground is removed when the inputs are not being actively read This can reduce the power consumption of the output device This mode should only be used with output devices that have valid output states within 100 Lis of having a low impedance path presented to the output TIL Logic TTL Logic mode is suitable for most 3 V or 5 V logic signals The DIOx terminal has high impedance inputs with TTL Logic compatible thresholds Contact Closure Contact Closure mode is suitable for connections to contact switches wired between the input and ground The DIOx terminal has TTL Logic compatible thresholds and provides a pull up resistor to 3 V when the input is being read If a contact to gr
20. hen using this mode e Connect the device to DIOx and connect the device common to the DGND terminal corresponding to that DIOx terminal e TheDIOx terminal is driven to the voltage supplied to DIO PWR when you turn on the channel e Writing a digital value of 1 turns on the channel and 0 turns off the channel The channel is high impedance when the channel is turned off 0 DIO PWR High Side Switch p i Di B External DIOx i Power Internal bd Devic T Supply NIWSN 32206 SZ Figure 18 Connecting a Device to the NI WSN 3226 in Drive High Mode Drive Low Sinking Drive Low Sinking mode is for devices that require low side drive or a sinking output When using this mode TheDIOx terminal is pulled to DGND when you turn on the channel Writing a digital value of 0 turns on the channel and writing a digital value of 1 turns off the channel National Instruments Corporation 21 NI WSN 3226 User Guide and Specifications e The channel is high impedance when the channel is turned off 1 e When driving inductive loads use an external flyback diode or snubber circuit as shown in Figure 19 Rees eeeesseeeacens LIE x Flyback Diode 71 E dis DI o o Diox Device Internal External i Power L id itch i pes ow Side Switc oe Supply NI WSN 3226 I Figure 19 Connecting a De
21. hree LED 1 ON Poor seconds LED 2 4 OFF al il 1234 LED 1 2 ON Fair LED 3 4 OFF o0 Y 1234 LED 1 3 ON Good LED 4 OFF a0 8 1234 LED 1 4 ON af Excellent 1234 Status Indication Each LED 1 4 Searching for a network blinking in anni D og succession 1234 1234 ae 0000 cool 1234 1234 LED 1 4 and 2 3 Updating firmware alternate blinking all lt gt i 1234 1234 LED 1 4 Error Reboot device If problem continuously sal lt gt Aor persists reset device to factory blinking 1234 1234 default settings Go to ni com support for additional troubleshooting steps National Instruments Corporation 15 NI WSN 3226 User Guide and Specifications WSN Connect Button 3 Note Refer to your NI WSN gateway documentation for detailed instructions about how to connect a NI WSN 3226 to the NI WSN gateway The NI WSN 3226 is equipped with a WSN connect button as shown in Figure 12 The button controls network connection and the LEDs which display connection status Pressing the WSN connect button results in the device responses shown in Table 2 Table 2 WSN Connect State Device Status Current Device State Duration of Button Press Result Initial power on Any duration Node turns on and searches for an available network not connected Connected to a 5 seconds Node blinks all four signal strength LEDs twice and NI WSN 9791 or then displays the signal strength as shown in Table 1 NT3732 25 seconds Node leaves curre
22. ial requirements and other relevant provisions of Directive 1999 5 EC s Espafiol Por medio de la presente National Instruments declara que el NI WSN 3226 cumple con Spanish los requisitos esenciales y cualesquiera otras disposiciones aplicables o exigibles de la Directiva 1999 5 CE s EAAnvikr ME THN NAPOY2ZA National Instruments AHAQNEI OTI NI WSN 3226 Greek ZYMMOPOONETAI NPOZ TIX OYZIOAEIZ ANAITHZEIZ KAI TIX AOINEZ ZXETIKE2 AIATA EI2 TH OAHMAZ 1999 5 EK s Fran ais Par la pr sente National Instruments d clare que l appareil NI WSN 3226 est conforme French aux exigences essentielles et aux autres dispositions pertinentes de la directive 1999 5 CE NI WSN 3226 User Guide and Specifications 34 ni com Italiano Con la presente National Instruments dichiara che questo NI WSN 3226 conforme ai E Italian requisiti essenziali ed alle altre disposizioni pertinenti stabilite dalla direttiva 1999 5 CE Latviski Ar o National Instruments deklar ka NI WSN 3226 atbilst Direkt vas 1999 5 EK Latvian b tiskaj m pras b m un citiem ar to saist tajiem noteikumiem Lietuvi iuo National Instruments deklaruoja kad is NI WSN 3226 atitinka esminius reikalavimus Lithuanian ir kitas 1999 5 EB Direktyvos nuostatas Nederlands Hierbij verklaart National Instruments dat het toestel NI WSN 3226 in overeenstemming is a Dutch met de essenti le eisen en de andere relevante bepalingen van ri
23. inals ssss 0 2 to 0 25 N m Dimen ONS gri Eee eed EE Refer to Figure 2 for device dimensions Weight etos senectt ran Ee XR Approx 242 g 8 5 oz Weight with antenna eee Approx 256 g 9 oz Calibration You can obtain the calibration certificate and information about calibration services for the NI WSN 3226 at ni com calibration Calibration interval esee 3 years Safety Standards The NI WSN 3226 is designed to meet the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use e IEC 61010 1 EN 61010 1 e UL61010 1 CSA 61010 1 1 Device executing NI WSN firmware End node mode AI0 3 configured in resistance mode 2 Device executing NI WSN firmware AIO 3 configured in resistance mode 3 Router connected directly to a NI WSN gateway 1 second sample interval NI WSN 3226 User Guide and Specifications 30 ni com B Note For UL and other safety certifications refer to the product label or go to ni com certification search by model number or product line and click the appropriate link in the Certification column Hazardous Locations WSS ERSTER Class I Division 2 Groups A B C D T4 Class I Zone 2 AEx nC IIC T4 Canada CUI isset ecrire teen Class I Division 2 Groups A B C D T4 Class I Zone 2 Ex nL IIC TA Europe DEMKO eee Ex nA nL IIC T4 Safety Volt
24. ince the latter will consume more energy per measurement than only 50 Hz or only 60 Hz rejection When powerline filtering is disabled logic in the node still performs filtering but at higher frequencies With powerline filtering disabled a filtering strength of high rejection is recommended for the best resolution National Instruments Corporation 16 NI WSN 3226 User Guide and Specifications Voltage Mode iy Note You must use 2 wire ferrules to create a secure connection when connecting more than one wire to a single terminal on the NI WSN 3226 In voltage mode the NI WSN 3226 supports single ended DC measurements Each channel has an AI and a COM terminal to which you can connect a voltage signal Figure 13 shows the NI WSN 3226 input circuitry in voltage mode To measure a voltage signal connect the positive lead to the AI terminal and the ground lead to the adjacent COM terminal Figure 14 shows an example of a single ended voltage signal connected to the NI WSN 3226 The COM terminal is internally connected to the ground reference of the NI WSN 3226 Each channel includes overvoltage protection Refer to the Specifications section for more information about overvoltage protection Al Protection MUX ADC COM i ON NI WSN 3226 EX NC A Voltage Source C COM Figure 14 Connecting a Single Ended Voltage Signal Resistance RTD Mode S Note You mu
25. nsitive Always properly ground yourself and the equipment when handling or connecting to the device To attach the antenna align the antenna with the mount and screw it on as shown in Figure 3 UN Caution The antenna must be attached to the NI WSN device in order for the NI WSN device to function correctly National Instruments Corporation 5 NI WSN 3226 User Guide and Specifications a ENATIONAL Minstrumenrs o o siabeininislalaisbaiaiatetalaisiala o Figure 3 Attach the Antenna to the Device Mounting the NI WSN 3226 Device You can mount the NI WSN 3226 on a panel or on a 35 mm DIN rail For kit accessory ordering information refer to the NI WSN product page accessory section at ni com Before using any of these mounting methods remove and save the serial number sticker located on the back of the NI WSN 3226 device for future use when configuring your device in software For the NI WSN 3226 device dimensions refer to Figure 2 UN Caution Your installation must allow 50 8 mm 2 in of clearance in front of devices for common connector cabling such as the 18 terminal detachable screw terminal connector Attaching the NI WSN 3282 DIN Rail Optional You can mount the NI WSN 3226 on a standard 35 mm DIN rail using a NI WSN 3282 DIN rail clip NI part number 781074 01 Complete the following steps to mount the NI WSN 3226 on a DIN rail N Caution P
26. nt network and searches for a new network Reset Button The NI WSN 3226 is equipped with a reset button as shown in Figure 12 Pressing the reset button results in the following device responses When pressed for fewer than 5 seconds the device reboots with the current configuration e When pressed for 5 seconds or more the device reboots into Factory Default Mode which returns the device user configuration to the factory set defaults Using the NI WSN 3226 Device Analog Input Circuitry The NI WSN 3226 supports two modes voltage and 3 wire resistance RTD mode These modes are selectable per channel Inputs are sampled with 20 bits of digital resolution but effective resolution depends upon noise The noise varies according to filter settings The NI WSN 3226 supports the ability to digitally filter the analog input in order to reject powerline noise from the measured signal The node can enable rejection for 50 Hz 60 Hz or both frequencies making it flexible for different environments where the powerline energy frequency may not be known The node can also be programmed in one of two filtering strength modes low power mode or high rejection mode High rejection mode allows for better noise rejection at the expense of higher energy per measurement consumed by the node If the powerline noise frequency is known it is desirable to configure the filter to reject only that frequency instead of both 50 Hz and 60 Hz s
27. onal Instruments products technology refer to the appropriate location Help Patents in your software the patents txt file on your media or the National Instruments Patent Notice atni com patents 2010 National Instruments Corporation All rights reserved 373007B 01 Nov10
28. or Offset Gain Noise 400 2 Typical 0 02 0 01 6 mQ C 10 ppm C 0 005 Quins 25 C 5 C 0 08 Q Maximum 0 08 0 2 40 C to 70 C 20 32 Q 4000 Q Typical 0 005 0 01 13 mQ C 11 ppm C 0 02 Quins 25 C 5 C 0 2 Q Maximum 0 05 0 15 40 C to 70 C 2 Q 100 kQ Typical 0 005 0 01 0 3 Q C 18 ppm C 5 Quns 25 C 5 C x5 Q Maximum 0 05 0 21 40 C to 70 C 50 Q Up to 5 m of 22 AWG copper leads 5 lead length mismatch Sensor Power MULC 12 V 10 CuUtrent 255 ashes scene tima eed atis 50 mA maximum Protection Short circuit proof esses Indefinitely Overvoltage protection eeses 30 V Digital 1 0 Number of channels eee 2 Power on output state eene High impedance DIO pin capacitance ssseeeeeeenee 2000 pF Digital Input Modes configurable per channel 24V Sinking 24V Sinking with Power Management TTL Logic Contact Closure Input voltage range sese 0 to 30 VDC maximum National Instruments Corporation 27 NI WSN 3226 User Guide and Specifications Digital input logic level thresholds TTL Logic and Contact Closure modes High level ON input voltage 22 V Low level OFF input voltage 24V modes IEC 1131 2 compatibility
29. ormation about WEEE recycling centers National Instruments WEEE initiatives and compliance with WEEE Directive 2002 96 EC on Waste and Electronic Equipment visit ni com environment weee Dx Battery Replacement and Disposal Battery Directive After replacement recycle the old battery For information about the available collection and recycling scheme and your nearest National Instruments Branch Office or on Battery Directive compliance Directive 2006 66 EC of the European Parliament and Council in a particular EU country visit ni com company citizenship product htm battery Cd Hg Pb m Tem mide SEMA ChE RoHS OO PARA National Instruments 6 P E b TA P7 m P E d fi Hr EEA Ey JR ROHS XT National Instruments H El ROHS AHA WK ni com environment rohs china For information about China RoHS compliance go to ni com environment rohs china Where to Go for Support The National Instruments Web site is your complete resource for technical support At ni com support you have access to everything from troubleshooting and application development self help resources to email and phone assistance from NI Application Engineers National Instruments corporate headquarters is located at 11500 North Mopac Expressway Austin Texas 78759 3504 National Instruments also has offices located around the world to help address your support needs For telephone support in the Uni
30. ound remains closed while the DIO Notification property is enabled the current into the contact switch increases power consumption and can reduce battery life Digital 1 0 Protection The high side switch on each I O channel has short circuit protection The low side switch on each I O channel is oversized to be able to withstand higher currents than when in normal operating conditions National Instruments Corporation 23 NI WSN 3226 User Guide and Specifications Understanding Short Circuit Protection The current that flows through the high side switch is continuously sensed If a current above the trip limit is detected the current protection trips and turns off the high side switch The protection latches in the tripped state and only resets when the high side switch is given the command to turn off High inrush currents that exist for a short time do not trip the short circuit protection Refer to the Specifications section for more information about the maximum continuous output current short circuit behavior and short circuit trip time Preventing an Overcurrent Condition Follow these recommendations to prevent an overcurrent condition Do not connect DIO PWR to ground Do not ground unused terminals Do not exceed the output current rating of the channel Do not exceed the voltage ratings of the channel Detecting a Overcurrent Condition To check whether or not the short circuit protection is tripped the logic state o
31. ower off the device before mounting it to the DIN rail 3 Note Use thread forming screws to permanently affix the DIN rail clip to the device Unscrewing and reinstalling the thread forming screws will produce a compromised connection between the DIN rail clip and the device 1 Fasten the DIN rail clip to the NI WSN 3226 using a number 2 Phillips screwdriver and the four 8 32 x 5 16 in thread forming screws that shipped with the DIN rail clip s Figure 4 shows how to fasten the DIN rail clip to the NI WSN 3226 UN Caution Do nor use screws longer than 5 16 in to fasten the DIN rail clip to the NI WSN 3226 NI WSN 3226 User Guide and Specifications 6 ni com Figure 4 NI WSN 3226 Device DIN Rail Installation 2 Insert one edge of the DIN rail into the deeper opening of the DIN rail clip as shown in Figure 5 1 DIN Rail Clip Without Device 2 DIN Rail Figure 5 DIN Rail Clip Installation 3 Press down firmly on the NI WSN 3226 to compress the spring until the clip locks into place on the DIN rail National Instruments Corporation 7 NI WSN 3226 User Guide and Specifications Using a Panel Mount Accessory The NI WSN 3280 3281 panel mount accessories part numbers 780999 01 and 781073 01 each include a retention clip and knob and integrated strain relief for power and I O wires You can use the NI WSN 3280 panel mount accessory to attach the NI WSN 3226 device to a panel or othe
32. owing order 1 NI LabVIEW available at ni com support 2 NI WSN and NI MAX which are included on the software installation disc included with your NI WSN gateway and are also available for download at ni com support 3 Note After installation of NI WSN the NI Wireless Sensor Network Getting Started Guide is available from Start All Programs National Instruments NI WSN National Instruments Corporation 11 NI WSN 3226 User Guide and Specifications Powering the NI WSN 3226 Device The NI WSN 3226 device can be powered by either an external power supply or four AA alkaline or lithium batteries Refer to the Specifications section for details about the input power and battery requirements If both battery and external power are connected the NI WSN 3226 functions from the external power input The device is designed to provide battery backup in the event of loss of external power and will automatically switch to battery power when external power is lost Installing Batteries To install batteries in the NI WSN 3226 device complete the following steps 1 Loosen the battery compartment retention screw and remove the compartment cover as shown in Figure 10 1 Battery Retention Screw Figure 10 NI WSN 3226 Battery Compartment UN Caution Using the incorrect battery type causes an explosion risk Do not use rechargeable batteries Refer to the Battery Replacement and Disposal section for information about how
33. ply marked LPS with the NI WSN 3226 The power supply must also meet any safety and compliance requirements for the country of use National Instruments Corporation 13 NI WSN 3226 User Guide and Specifications Device Interface Figure 12 shows the NI WSN 3226 device interface 3 9 4 e S Mi ppm Antenna WSN Connect Button Signal Strength Status LEDs User LED Battery Slots Polarity Indicators 1 O Connector Reset Button Pro2 Port Reserved for Future Use 5 30 V External Power Input akon oOND Figure 12 NI WSN 3226 Node Interface NI WSN 3226 User Guide and Specifications 14 ni com Signal Strength Status LED Indicators The NI WSN 3226 has four signal strength status LED indicators which flash twice before displaying signal strength information Table 1 shows the status and signal strength LED patterns Table 1 Signal Strength and Status LED State Node Status LED Indication Mode LED State LED Pattern Device Status Signal Strength LED 1 4 OFF Low Signal LEDS 1 4 blink addi twice and then 1234 display the signal strength for t
34. r flat surface The NI WSN 3281 panel mount accessory also includes a magnetic mount for attaching the NI WSN 3226 device to metallic surfaces Figure 6 shows the NI WSN 3226 panel mounting dimensions 78 74 mm i 3 100 in 9 4 5 mm 5x O77 in di I i OQ 55 88 mm o 2 200 in l emm eph 53 34 mm 2 100 in T D n a EE T peo SEO In gt 25 40 mm 25 40 mm 1 000 in 1000in Figure 6 NI WSN 3226 Device Panel Mount Dimensions NI WSN 3226 User Guide and Specifications 8 ni com 1 Retention Knob 4 Integrated Mounting Pin 2 Retention Clip 5 Power and I O Strain Relief 3 Mounting Hole Figure 7 Panel Mount Accessory Refer to Figure 7 while completing the following steps to mount the NI WSN 3226 on a panel 1 NI WSN 3280 Bolt or screw the panel mount accessory to a panel using five 8 32 or M4 screws NI WSN 3281 Attach the panel mount accessory using the integrated magnet 2 Slide the NI WSN 3226 device into the panel mount accessory as shown in Figure 7 National Instruments Corporation 9 NI WSN 3226 User Guide and Specifications 3 Slide the retention clip down and tighten the panel mount knob to secure the NI WSN 3226 device as shown in Figure 8 NATIONAL NAT
35. r more information NI WSN 3226 User Guide and Specifications 24 ni com NI WSN 3226 Device Pinout 2 Oo EXO 0 AIO 1 COMO 2 EX1 3 Alt 4 COM1 5 EX2 6 Al2 7 COM2 8 EX3 9 AI3 10 COM3 11 SEN PWR 12V 12 DIOO 13 DGND 14 DIO1 15 DGND 16 DIO PWR 17 Ql Figure 23 NI WSN 3226 Pinout Specifications These specifications are typical from 40 to 70 C and assume high rejection strength mode and 50 60 Hz filter rejection mode unless otherwise noted Some specifications such as sample interval and power consumption can be optimized by customizing node behavior with the NI LabVIEW Wireless Sensor Network WSN Module Pioneer Refer to the LabVIEW WSN Pioneer Performance Benchmarks document at zone ni com for more information For the NI WSN gateway specifications refer to the gateway documentation Analog Input Characteristics Number of channels sss 4 single ended Sampling mode 5 2 enint Scanned Minimum sample interval sss ls ADC rzesol ti n s t Up to 20 bits DNIe iii pi DUO No missing codes guaranteed Modes configurable per channel Voltage 3 wire RTD resistance Powerline filtering modes sss 50 Hz 60 Hz 50 60 Hz none NI WSN 3226 User Guide and Specifications 25 ni com Normal mode rejection filter characteristics
36. rektiv 1999 5 EG slenska H r me l sir National Instruments yfir pvi a NI WSN 3226 er samr mi vi grunnkr fur Icelandic og a rar kr fur sem ger ar eru i tilskipun 1999 5 EC Norsk National Instruments erklaerer herved at utstyret NI WSN 3226 er i samsvar med de Norwegian grunnleggende krav og vrige relevante krav i direktiv 1999 5 EF Online Product Certification Refer to the product Declaration of Conformity DoC for additional regulatory compliance information To obtain product certifications and the DoC for this product visit ni com certification search by model number or product line and click the appropriate link in the Certification column Environmental Management NI is committed to designing and manufacturing products in an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers For additional environmental information refer to the NI and the Environment Web page at ni com environment This page contains the environmental regulations and directives with which NI complies as well as other environmental information not included in this document National Instruments Corporation 35 NI WSN 3226 User Guide and Specifications Waste Electrical and Electronic Equipment WEEE EU Customers At the end of the product life cycle all products must be sent to a WEEE recycling center For more inf
37. ssly approved by National Instruments could void your authority to operate it under your local regulatory rules National Instruments Corporation 3 NI WSN 3226 User Guide and Specifications p p gt The following statements contain important EMC information needed before installing and using this product Caution To ensure the specified EMC performance product installation requires either special considerations or user installed add on devices See the product installation instructions for further information Caution To ensure the specified EMC performance operate this product only with shielded cables and accessories Caution To ensure the specified EMC performance operate this product with a DGND terminal on the I O connector tied to earth ground or use the NI recommended external power supply NI part number 780703 01 or equivalent Caution The inputs outputs of this product can be damaged if subjected to Electrostatic Discharge ESD To prevent damage industry standard ESD prevention measures must be employed during installation maintenance and operation Caution This product may become more sensitive to electromagnetic disturbances in the operational environment when test leads are attached or when connected to a test object Related Documentation Check ni com manuals for the most recent documentation For a complete list of documentation related to the NI WSN system refer to ni com info and enter rdwsnrd
38. st requise Pour les enregistrements et licences veuillez contacter l IBPT Deutschland License required for outdoor installations Check with reseller for procedure to follow Anmeldung im Outdoor Bereich notwendig aber nicht genehmigungspflichtig Bitte mit Handler die Vorgehensweise abstimmen France Restricted frequency band only channels 1 to 7 2400 MHz and 2454 MHz respectively may be used outdoors in France Bande de fr quence restreinte seuls les canaux 1 7 2400 et 2454 MHz respectivement doivent tre utilis s endroits ext rieur en France Vous pouvez contacter l Autorit de R gulation des T l communiations http www art telecom fr pour la proc dure suivre Italia License required for indoor use Use with outdoor installations not allowed E necessaria la concessione ministeriale anche per l uso interno Verificare con i rivenditori la procedura da seguire Nederland License required for outdoor installations Check with reseller for procedure to follow Licentie verplicht voor gebruik met buitenantennes Neem contact op met verkoper voor juiste procedure National Instruments Corporation 33 NI WSN 3226 User Guide and Specifications Japan The certified radio equipment is embedded in this device RI 201WW 08215142 Singapore Complies with Aikaa dah aA OA TEUER aL DAREN TOES
39. st use 2 wire ferrules to create a secure connection when connecting more than one wire to a single terminal on the NI WSN 3226 In resistance RTD mode the NI WSN 3226 supports 3 wire RTDs The NI WSN 3226 supports three ranges e Up to 400 Q for 100 Ohm Platinum Pt100 RTDs e Up to 4000 Q for 1000 Ohm Platinum Pt1000 RTDs e Upto 100 KQ for thermistors and general purpose resistors NI WSN 3226 User Guide and Specifications 17 ni com These ranges are selectable per node all channels set to resistance RTD mode are set to the same range The node also protects each channel from overvoltages Refer to the Specifications section for more information about overvoltage protection Figure 15 shows the NI WSN 3226 input circuitry in resistance mode i Excitation Current EXQ Al 1 Buffer and Lead MUX ADC i 1 i 1 1 f 1 1 1 1 1 1 1 1 Compensation 1 1 1 1 1 1 1 1 1 1 1 1 COM gue NI WSN 3226 Figure 15 Input Circuitry for One Channel in Resistance Mode There are four RTD channels on the NI WSN 3226 Each channel has three terminals EX terminal Sources the excitation current Connect the positive lead of the RTD to this terminal AI terminal Measures the RTD resistance Connect the sense lead of the RTD to this terminal e COM terminal Connect the negative lead of the RTD to this terminal Figure 16 shows an example of connecting a RTD to the NI WSN 3226
40. state that can reduce dielectric strength or surface resistivity gt bE Caution You must insulate signal connections for the maximum voltage for which the NI WSN product is rated Do not exceed the maximum ratings for the product Do not install wiring while the product is live with electrical signals Do not remove or add connector blocks when power is connected to the NI WSN system Avoid contact between your body and the connector block signal wiring when hot swapping devices gt Caution To comply with safety regulations use only recommended batteries with this product Refer to the Battery Power section for the recommended battery types Safety Guidelines for Hazardous Locations The NI WSN 3226 is suitable for use in Class I Division 2 Groups A B C D T4 hazardous locations Class I Zone 2 AEx nC IIC T4 and Ex nL IIC T4 hazardous locations and nonhazardous locations only Follow these guidelines if you are installing the NI WSN 3226 in a potentially explosive environment Not following these guidelines may result in serious injury or death Caution Observe the battery manufacturers operating temperature ratings listed in the Battery operating temperature range specification section Caution Do not disconnect the power supply wires and connectors from the device unless power has been switched off Caution Do not install or remove the device unless power has been switched off Caution Substitution of components may imp
41. ted States create your service request at ni com support and follow the calling instructions or dial 512 795 8248 For telephone support outside the United States contact your local branch office Australia 1800 300 800 Austria 43 662 457990 0 Belgium 32 0 2 757 0020 Brazil 55 11 3262 3599 Canada 800 433 3488 China 86 21 5050 9800 Czech Republic 420 224 235 774 Denmark 45 45 76 26 00 Finland 358 0 9 725 72511 France 01 57 66 24 24 Germany 49 89 7413130 India 91 80 41190000 Israel 972 3 6393737 Italy 39 02 41309277 Japan 0120 527196 Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 328 90 10 Portugal 351 210 311 210 Russia 7 495 783 6851 Singapore 1800 226 5886 Slovenia 386 3 425 42 00 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 2005151 Taiwan 886 02 2377 2222 Thailand 662 278 6777 Turkey 90 212 279 3031 United Kingdom 44 0 1635 523545 LabVIEW National Instruments NI ni com the National Instruments corporate logo and the Eagle logo are trademarks of National Instruments Corporation Refer to the Trademark Information at ni com trademarks for other National Instruments trademarks Other product and company names mentioned herein are trademarks or trade names of their respective companies For patents covering Nati
42. th the requirements in EN 50371 Environmental Operating temperature IEC 60068 2 1 and IEC 60068 2 2 40 to 70 C Storage temperature IEC 60068 2 1 and IEC 60068 2 2 40 to 85 C Operating humidity IEC 60068 2 56 10 to 90 RH noncondensing Storage humidity IEC 60068 2 56 5 to 9596 RH noncondensing Pollution Degree IEC 60664 2 Maximum altitude sssssssssessse 2 000 m Indoor use only National Instruments Corporation 31 NI WSN 3226 User Guide and Specifications Shock and Vibration Operating vibration random IEC 60068 2 64 5 gins 10 to 500 Hz Operating shock IEC 60068 2 27 30 g 11 ms half sine 50 g 3 ms half sine 18 shocks at 6 orientations Operating vibration sinusoidal IEC 60068 2 6 sss 5 g 10 to 500 Hz Electromagnetic Compatibility AN Caution Electromagnetic interference can adversely affect the measurement accuracy of this product The input output terminals of this device are not protected for electromagnetic interference As a result this device may experience reduced measurement accuracy or other temporary performance degradation when connected cables are routed in an environment with radiated or conducted radio frequency electromagnetic interference To limit radiated emissions and to ensure that this device f
43. the same TCR value may vary from vendor to vendor The variations are usually small The built in linearization algorithms of the NI WSN 3226 are appropriate for nearly all applications The NI WSN 3226 uses a linearization curve known as the Callendar Van Dusen equation to measure the temperature of RTDs The equation is as follows Temperatures below 0 C Rr Roll AxXT BxT 2 Cx T x T 100 C Temperatures above 0 C Rr R 1 AxT B xT where T temperature in C Rr RTD resistance at temperature T Ro RTD nominal resistance at 0 C A B C are coefficients given in Table 3 Table 3 lists the coefficients used in this equation for the TCR values that the NI WSN 3226 supports If you have a nonstandard RTD that does not match one of these linearization curves measure the RTD in the resistance mode of NI WSN 3226 and convert the resistance to temperature in the manner suggested by the RTD vendor Table 3 NI WSN 3226 Callendar Van Dusen Coefficients TCR A B C uQ Q C eC C cc 3750 3 81 x 1033 6 02 x 107 6 0 x 10 2 3851 3 9083 x 10 3 5 775 x 107 4 183 x 10 12 3911 3 9692 x 10 3 5 8495 x 10 7 4 233 x 10 22 3916 3 9739 x 10 5 870 x 107 4 4 x 10 2 3920 3 9787 x 10 5 8686 x 1077 4 167 x 10 2 3928 3 9888 x 10 5 915 x 107 3 85 x 10 2 Controlling Digital Inputs and Outputs The following sections discuss how to configure the NI WSN 3226 device for dif
44. unctions within specifications in its operational electromagnetic environment take precautions when designing selecting and installing measurement probes and cables This product is designed to meet the requirements of the following standards of EMC for electrical equipment for measurement control and laboratory use EN 61326 2 1 IEC 61326 2 1 Class A emissions Basic immunity EN 55011 CISPR 11 Group 1 Class A emissions AS NZS CISPR 11 Group 1 Class A emissions FCC 47 CFR Part 15B Class A emissions ICES 001 Class A emissions This product also meets the requirements of the following EMC standards for intentional radiators 3 EN 300 328 EN 301 489 1 and EN 301 489 17 FCC 47 CFR Part 15C IC RSS 210 Note For EMC certification and additional information refer to the product label or the Online Product Certification section CE Compliance C This product meets the essential requirements of applicable European Directives as amended for CE marking as follows 2006 95 EC Low Voltage Directive safety 2004 108 EC Electromagnetic Compatibility EMC Directive 1999 5 EC Radio and Telecommunications Terminal Equipment R amp TTE Directive NI WSN 3226 User Guide and Specifications 32 ni com Regulatory Information United States This product complies with Part 15 of the FCC Rules Operation is subject to these two conditions 1 this device may not cause harmful interference and 2 this device must accept
45. vice to the NI WSN 3226 in Drive Low Sinking Mode 3V TTL Logic Open Collector with Pull Up The 3V TTL Logic Open Collector with Pull Up mode can be used to connect to 3 V and 5 V logic inputs with TTL Logic compatible thresholds When using this mode TheDIOx terminal is pulled up to 3 V through a pull up resistor for a DIO output value of 1 and driven low to ground for a DIO output value 0 The DIO line is read with 3V TTL Logic input thresholds e A supply voltage is not required on DIO PWR 3v TIL Pull Up i DIOx _ External DI o TTL Device Power Internal T _ Supply i Low Side i EE Switch DGND INIWSN 9226 NZ Figure 20 Connecting a Device to the NI WSN 3226 in 3V TTL Logic Mode Drive High and Low Sinking and Sourcing When using Drive High and Low Sinking and Sourcing mode e Connect the device to DIOx and connect the device common to the DGND terminal corresponding to that DIOx terminal NI WSN 3226 User Guide and Specifications 22 ni com e The DIOx terminal is driven to the voltage supplied to DIO PWR when you turn on the channel and is driven to DGND when you turn off the channel e Ifasupply voltage is not connected to DIO PWR it operates as if it is set to the Drive Low Sinking mode e Writing a digital value of 1 turns on the channel and writing a 0 turns the channel off DIO PWR T Hig
46. wer Management TIL Logic Contact Closure av TIL i Pull Up 9 DIO PWR a A High Side Switch F Internal 9 DIOx fe Low Side Switch 1 24V Sinking 9 DGND i Load NA Y NI WSN 3226 Figure 17 Simplified Circuit Diagram of One DIO Channel Connecting Digital Outputs You can connect a variety of industrial devices such as solenoids relays and indicators to the NI WSN 3226 device Refer to the Specifications section to ensure compatibility iy Note You must use 2 wire ferrules to create a secure connection when connecting more than one wire to a single terminal on the NI WSN 3226 NI WSN 3226 User Guide and Specifications 20 ni com B Note You can connect only one external DIO PWR supply to the NI WSN 3226 The power supply provides the current for the devices you connect to the NI WSN 3226 Connect the power supply positive lead to DIO PWR terminal and the power supply negative lead to one of the DGND terminals The DIO PWR terminal on the NI WSN 3226 is internally connected to each digital channel Refer to the Specifications section for information about the power supply voltage range iyi Note The Drive High Sourcing and Drive High and Low Sinking and Sourcing modes require an external power supply connected to the DIO PWR terminal Drive High Sourcing Drive High Sourcing mode is for devices that require high side drive or a sourcing output W
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