NI WSN-3230/3231 User Guide and Specifications
Contents
1. 4 wire 2 wire auto 7 or 8 lor2 Odd even or none Software XON XOFF none 7 V to 12 V 8 kV 30 VDC 12 V 10 50 mA maximum Indefinitely 30 V ni com National Instruments Corporation Digital 1 0 Number of channels Power on output state DIO pin capacitance Digital Input Modes configurable per channel Input voltage range Digital input logic level thresholds TTL Logic and Contact Closure modes High level ON input voltage Low level OFF input voltage 24V modes IEC 1131 2 compatibility High level ON input voltage High level ON input current High level OFF input voltage Low level OFF input current Input current TTL Logic and Contact Closure modes Contact Closure mode pull up current DAN DI M Minimum detectable pulse width TTL Logic mode 24V modes Contact closure mode Digital Output Modes configurable per channel DIO power supply voltage range Vpio pwg Sourcing current one channel Sinking current per channel Output voltage Sourcing 27 High impedance 2000 pF 24V Sinking 24V Sinking with Power Management TTL Logic Contact Closure 0 to 30 VDC maximum 22V lt 0 8 V Type 1 and 3 210 V 22 mA lt 6 V lt 1 mA lt 375 uA at 30 V X110 WA at 5 V lt 80 uA at 3 V X175 uA through closed contact lt2. 40 to 70 C unless otherwise noted 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 NI WSN 3230 3231 User Guide and Specifications 25 ni com RS 232 3 RS 485 Baud rate Maximum cable length Note Cable capacitance greater than 1000 pF Maximum RS 232 continuous voltage RX CTS Data line ESD protection human body model Overvoltage protection Maximum cable length sss Baud rate standard baud rates only Supported modes Data bits iei ri e OSEE REF ere Maximum RS 485 common mode voltage Data line ESD protection human body model Overvoltage protection eeeeeeeeeee Sensor Power NI WSN 3230 3231 User Guide and Specifications Voltage Current Protection Short circuit proof sss Overvoltage protection esses 26 300 600 1200 1800 2400 4800 7200 9600 14400 19200 28800 38400 56000 57600 115200 128000 153600 230400 bps Odd even or none Hardware RTS CTS software XON XOFF none 2500 pF equivalent may adversely affect the maximum baud rate 15 V 8 kV 30 VDC 1 2 km 4 000 ft 300 600 1200 1800 2400 4800 7200 9600 14400 19200 28800 38400 56000 57600 115200 128000 153600 230400 bps
3. USER GUIDE AND SPECIFICATIONS NI WSN 3230 3231 NI Wireless Sensor Network RS 232 RS 485 Serial Interface Nodes This user guide describes how to use the NI WSN 3230 3231 RS 232 RS 485 interface serial nodes and lists their specifications Figure 1 shows the NI WSN system components The NI WSN 3230 is a low power wireless node with one RS 232 port The NI WSN 3231 is a low power wireless node with one RS 485 port These nodes work with other NI WSN 32xx nodes and gateways to form a wireless sensor network 1 NI WSN 32xx Nodes 4 NI CompactRIO Chassis 2 NI 9792 WSN Real Time Programmable Gateway 5 NI 9795 WSN C Series Gateway 3 NI WSN 9791 Ethernet Gateway 6 PC Running NI Software Figure 1 NI WSN System Components The NI WSN system receives and analyzes distributed sensor data through one or more NI WSN gateways up to 36 NI WSN nodes per gateway and multiple PCs When you connect the NI WSN gateway you can use a separate host PC running Windows or a NI CompactRIO chassis running NI LabVIEW Real Time to display measurement results status information and to change the NI WSN gateway and NI WSN 3230 3231 device settings WI NATIONAL P INSTRUMENTS Dimensions Figure 2 shows the NI WSN 3230 3231 device dimensions S S 235 mm 9 25 in 124 mm NATIONAL 4 88 in P
4. SEN PWR 12V 12 DIO 0 13 DGND 14 DIO 1 15 DGND 16 DIO PWR 17 Q5 7 Figure 14 NI WSN 3231 Pinout Operating Modes The NI WSN 3231 has two operating modes four wire operating mode and two wire auto mode Four Wire Mode In this mode output buffers and receivers are always enabled In this mode of operation you have two different pairs of transmission and reception lines and so the transmission lines TX and TX are always enabled for transmission and they always drive the lines Likewise the reception pair RX and RX are always ready to accept the bytes Two Wire Auto Mode In this mode the transmitter is enabled automatically when needed and disabled as soon as transmission is finished The receivers are disabled whenever the transmitter is enabled to avoid the echo This is the recommended mode of operation for 2 wire data transmission because you do not have to enable or disable the transmitters manually Battery Considerations The expected battery life of your NI WSN 3230 and NI WSN 3231 can vary greatly based on your NI LabVIEW WSN program sampling interval length and baud rate of serial transmission serial cabling temperature and type of cells The following graphs are provided as a reference to demonstrate estimated battery life under common conditions For more information refer to ni com info and enter WSNBatterylife NI WSN 3230 3231 User Guide and Specifications 18 ni com Battery Lif
5. 6 4 mA at 30 V lt 3 2 mA at 15 V 30 us 30 us 100 us Drive High Sourcing Drive Low Sinking Drive High and Low Sinking and Sourcing and 3V TTL Logic Open Collector with Pull Up 3 3to 24 V 250 mA maximum 1 A maximum Vpio pwga 750 mV with lout lt 0 25 A lt 90 mV with lour lA 22 V with lout lt 20 uA NI WSN 3230 3231 User Guide and Specifications DO protection Voltage cssc O ROO CURES 30 VDC maximum Reversed voltage sese None Short circuit sourcing Trip curteit eee ec 0 26 A minimum 1 2 A maximum Tripstime t ee 250 us at 1 2 A Overcurrent sinking eese 6 5 A maximum DO propagation delay SINKING eet E e nn 150 us SOUICIHE Lc LA GI LEE 2 5 ms Node Resources for LabVIEW WSN User tlashi size ce eee da 188 Kbytes Number of flash erase cycles per sector 100 000 Wireless Characteristics Radio mode ince edd IEEE 802 15 4 RP data Tate een eee eI SI ee 250 Kbps Range AMOTICAS ani sonet eed etae Up to 300 m Int riational 5B Up to 150m Frequency band o esee ISM 2 4 GHz 2400 MHz to 2483 5 MHz Channels cont esl ated E eM ah tacet inde 11 24 TX power AMETICAS tet See aive d ee i eed 17 dBm maximum 50 mW International 10 dBm maximum Modulation type DSSS O QPSK Receiver sensitivity eese 102 dBm Antenna Connector x MOSWR dS AER Bm Em etn 2 0 maximum Impedance sei eene
6. 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 3230 3231 functions from the external power input The device is designed to provide battery backup in the event of loss of external power and automatically switches to battery power when external power is lost Installing Batteries To install batteries in the NI WSN 3230 3231 device complete the following steps UN Caution The device is static sensitive Always properly ground yourself and the equipment when handling or connecting to the device 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 3230 3231 Battery Compartment UN Caution Using the incorrect battery type creates an explosion risk Do not use rechargeable batteries Refer to the Battery Replacement and Disposal section for information about how to dispose of used batteries ik Note When using the NI WSN 3230 3231 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 Con
7. 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 For private usage outside buildings across public grounds over less than 300 m no special registration Belgique 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 est 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 abe
8. Pane TU ented SE RIG DE E EAN a ER CEE TL REE EV HEBR HEN EISE eee Jy CHA EHI HA AVA TS REALE ESE ftd INTHE RA SS CHARME sk 3E PEN Bere FY Ea CH E FR a A LZ ERR e EU Regulatory Statements Ces ational Instruments t mto prohla uje e tento je ve shod se si Cesky National Insti ts timto prohlaSuje e tento NI WSN 3230 3231 j hod s Czech z kladn mi 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 Danish NI WSN 3230 3231 overholder de v sentlige krav og vrige relevante krav i direktiv 1999 5 EF Deutsch Hiermit erkl rt National Instruments dass sich das Ger t NI WSN 3230 3231 in German bereinstimmung mit den grundlegenden Anforderungen und den brigen einschl gigen Bestimmungen der Richtlinie 1999 5 EG befindet Eesti K esolevaga kinnitabNational Instruments seadme NI WSN 3230 3231 vastavust Estonian direktiivi 1999 5 EU p hin uetele ja nimetatud direktiivist tulenevatele teistele asjakohastele s tetele English Hereby National Instruments declares that this NI WSN 3230 3231 is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC Espa ol Por medio de la presente National Instruments declara que el NI WSN 3230 3231 cumple Spanish con los requisitos esenciales y cua
9. WSN 3230 3231 User Guide and Specifications 10 ni com AN Figure 9 Integrated Panel Mount Slots Caution Disconnect power before removing the device from the panel Setting Up the NI WSN 3230 3231 Device The following sections discuss setting up the NI WSN 3230 3231 for use Installing the Software For more information about NI WSN software go to ni com info and enter wsnsoftware You must be an administrator to install NI software and devices on your computer Before connecting the hardware install the following software in the following order 1 2 3 4 National Instruments Corporation 11 NI LabVIEW 2011 or later NI LabVIEW Real Time Module 2011 or later required for NI 9795 and NI 9792 support NI RIO 4 0 or later required for NI 9795 support NI LabVIEW WSN Module 2011 or later which installs NI WSN 1 3 or later required and NI MAX required NI WSN 1 3 or later includes NI MAX Tip NI WSN 1 3 or later and NI MAX are also included on the software installation disc included with your NI WSN gateway and are also available for download at ni com support Note After installation of NI WSN the NI Wireless Sensor Network Getting Started Guide is available from Start All Programs National Instruments NI WSN NI WSN 3230 3231 User Guide and Specifications Powering the NI WSN 3230 3231 Device The NI WSN 3230 3231 device can be powered by either an external power supply or four
10. 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 External Di o DIOx Device Power Internal Supply DGND Figure 19 Connecting a Device to the NI WSN 3230 3231 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 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 20 IEEE D Flyback Diode DI o ge Device Internal i _ External i i Power Low Side Switch l DGND Supply Figure 20 Connecting a Device to the NI WSN 3230 3231 in Drive Low Sinking Mode NI WSN 3230 3231 User Guide and Specifications 22 ni com 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 e TheDIOx terminal is pull
11. 30 3231 is equipped with a reset button as shown in Figure 12 Pressing the reset button results in the following device responses e 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 3230 3231 Device The NI WSN 3230 3231 is a programmable interface to serial sensors laboratory instruments industrial devices and embedded circuits These nodes can interrogate and control serial devices and share data over an NI wireless sensor network By programming your node with the NI LabVIEW WSN Module you can create a high performance and power managed device interface that optimizes traffic on your wireless connection and the battery life of your node You can send and receive serial traffic parse and process strings and selectively send data wirelessly back to your host system The sample interval of the node and how the node interacts with serial sensors is determined by the NI LabVIEW WSN Module application running on the node The node sample interval which determines how often the node wakes up to execute the sample case is configurable by WSN configuration nodes or in MAX Typically the sample case will contain your serial transmission or reception and any string processing or data reduction Because of the sampling behavior of
12. Inputs You can connect a variety of sensors switches and industrial devices to the NI WSN 3230 3231 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 us of having a low impedance path presented to the output TTL 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 ground 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 s
13. NI WSN the NI WSN 3230 3231 are not intended for applications requiring a streaming wireless serial connection Refer to the LabVIEW Wireless Sensor Network Module Help for more information RS 232 and RS 485 Compatibility The NI WSN 3230 has one RS 232 DTE port The port is fully compatible with the ANSI EIA TIA 232 standard The NI WSN 3231 has one RS 485 DTE port The port is fully compatible with the ANSI EIA TIA 485 standard For more information about RS 232 and RS 485 refer to the NI Serial Hardware Specifications and Features Guide at ni com manuals National Instruments Corporation 16 NI WSN 3230 3231 User Guide and Specifications NI WSN 3230 RS 232 Port Wiring the RS 232 Port The NI WSN 3230 has one 18 position combicon screw terminal for connectivity to RS 232 DIO and Sensor power elle TX 0 RX 1 DGND 2 RTS 3 CTS 4 DGND 5 NC 6 NC 7 NC 8 NC 9 NC 10 DGND 11 SEN PWR 12V 12 DIO 0 13 DGND 14 DIO 1 15 DGND 16 DIO PWR 17 ella NI WSN 3230 3231 User Guide and Specifications Figure 13 NI WSN 3230 Pinout 17 ni com NI WSN 3231 RS 485 Port Wiring the RS 485 Port The NI WSN 3231 has one 18 position combicon screw terminal for connectivity to RS 485 DIO and sensor power ee TX 0 TX 1 DGND 2 RX 3 RX 4 DGND 5 NC 6 NC 7 NC 8 NC 9 NC 10 DGND 11
14. Pollution Degree 2 Pollution is foreign matter in a solid liquid or gaseous state that can reduce dielectric strength or surface resistivity 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 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 PES bE The NI WSN 3230 3231 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 3230 3231 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
15. accessory using the integrated magnet 2 Slide the NI WSN 3230 3231 device into the panel mount accessory as shown in Figure 7 Slide the retention clip down and tighten the panel mount knob to secure the NI WSN 3230 3231 device as shown in Figure 8 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 National Instruments Corporation 9 NI WSN 3230 3231 User Guide and Specifications NATIONAL NATIONAL INSTRUMENTS Nis rRUMENTS 0000 0 Figure 8 Slide Retention Clip Down and Tighten Panel Mount Knob Using the Integrated Panel Mount Slots You can also mount the NI WSN 3230 3231 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 3230 3231 device onto the panel Note In this configuration the NI WSN 3230 3231 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 NI
16. ad Z V NI WSN 3230 3231 Figure 18 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 3230 3231 device Refer to the Specifications section to ensure compatibility 3 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 3230 3231 i Note You can connect only one external DIO PWR supply to the NI WSN 3230 3231 The power supply provides the current for the devices you connect to the NI WSN 3230 3231 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 3230 3231 is internally connected to each digital channel Refer to the Specifications section for information about the power supply voltage range 3 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 National Instruments Corporation 21 NI WSN 3230 3231 User Guide and Specifications Drive High Sourcing Drive High Sourcing mode is for devices that require high side drive or a sourcing output When using this mode e Connect the device to DIOx and connect the device common to the DGND terminal corresponding to that DIOx terminal TheDIOx terminal is driven
17. and Vibration Operating vibration random IEC 60068 2 64 5 gims 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 5 g 10 to 500 Hz NI WSN 3230 3231 User Guide and Specifications 30 ni com Electromagnetic Compatibility This product is designed to meet the requirements of the following standards of EMC for electrical equipment for measurement control and laboratory use e EN 61326 1 IEC 61326 1 Class A emissions Basic immunity e EN 55011 CISPR 11 Group 1 Class A emissions e AS NZS CISPR 11 Group 1 Class A emissions e FCC47 CFR Part 15B Class A emissions e CES 001 Class A emissions The NI WSN 3230 3231 also meets the requirements of the following EMC standards for intentional radiators EN 300 328 e EN 301 489 1 and EN 301 489 17 e FCC 47 CFR Part 15C e ICRSS210 3 Note In the United States per FCC 47 CFR Class A equipment is intended for use in commercial light industrial and heavy industrial locations In Europe Canada Australia and New Zealand per CISPR 11 Class A equipment is intended for use only in heavy industrial locations 3 Note Group 1 equipment per CISPR 11 is any industrial scientific or medical equipment that does not intentionally generates radio frequency energy for the treatment of material or inspection analysis purposes 3 N
18. c grunnkr fur og a rar kr fur sem ger ar eru tilskipun 1999 5 EC Norsk National Instruments erkl rer herved at utstyret NI WSN 3230 3231 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 NMI 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 Waste Electrical and Electronic Equipment WEEE Ix EU Customers At the end of the product life cycle all products must be sent to a WEEE recycling center For more information about WEEE recycling centers National Instruments WEEE initiatives and compliance with WEEE Directive 2002 96 EC on Waste and Electronic Equipment visit ni com environm
19. e Years 115200 Baud 9600 Baud 4800 Baud 0 T f 0 100 200 300 400 500 600 Sampling Interval Seconds Figure 15 Battery Life vs Sampling Interval and Baud Rate Battery Life Years 1 Value Single Precision 10 Values Single Precision 50 Characters String 0 100 200 300 400 500 600 Sampling Interval Seconds Figure 16 Battery Life vs Sampling Interval and Data Transmitted to the Gateway 1 Test Conditions 50 Bytes per serial message 10 Values Single Precision sent back to Gateway per sampling interval Test Conditions 9600 Baud 50 Bytes per Serial Message National Instruments Corporation 19 NI WSN 3230 3231 User Guide and Specifications Battery Life Years 1 Tx 10 User defined I O Variable Every 10 Intervals Tx 1 User defined I O Variable Every Interval 0 T T T T T 0 50 100 150 200 250 300 Sampling Interval Seconds Figure 17 WSN 3230 1 Battery Life vs Sample Interval at Various Transmit Intervals Controlling Digital Inputs and Outputs The following sections discuss how to configure the NI WSN 3230 3231 device for different types of input and output and how to connect external devices to the NI WSN 3230 3231 DIO terminals On the 18 position combicon screw terminal connector terminals 13 17 are the DIO section The DIO section has the fo
20. ed 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 Asupply voltage is not required on DIO PWR av TTL Pull Up DIOx External i lt n Q TTL Device Power nterna T _ Suppl Low Side i PR Switch DGND NI WSN 3230 3231 Figure 21 Connecting a Device to the NI WSN 3230 3231 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 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 fasupply 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 d High Side Switch I _ External DI o e DIOx Device Power Internal Supply Low Side Switch i i DGND JV i NI WSN 3230 3231 Figure 22 Connecting a Device to the NI WSN 3230 3231 in Drive High and Low Mode National Instruments Corporation 23 NI WSN 3230 3231 User Guide and Specifications Connecting Digital
21. einstaumenrs 55 9 mm 2 20 in VV 4 p gt gt 25 40 mm 86 4 mm 424mm i 1 00 in 3 40 in 1 67 in d coamm 2 00 in Figure 2 NI WSN 3230 3231 Device Dimensions Safety Guidelines Operate the NI WSN 3230 3231 device only as described in this user guide A 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 N 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 UN 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 UN Caution Do not operate NI WSN products in an explosive atmosphere or where there may be flammable gases or fumes NI WSN 3230 3231 User Guide and Specifications 2 ni com gt bE gt 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
22. ent weee Battery Replacement and Disposal Battery Directive After replacement recycle the old battery For information about the available Cd Hg Pb 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 htmfbattery NI WSN 3230 3231 User Guide and Specifications 34 ni com Taiwan R 0 C AE o shy ven e meme BEDE CHE ROHS Gy RAHAA National Instruments 444 Ed HP fg Ar i rp E di f I etg ES ROHS XT National Instruments FE RoHS HEE ia 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 mail 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 United States create your service request at ni com support and follow the calling
23. figuring 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 3230 3231 User Guide and Specifications 12 ni com Connecting External Power to the NI WSN 3230 3231 Device UN Caution To ensure that specified EMC performance do not connect the power input to a DC mains supply or to any supply requiring a connecting cable longer than 30 m 100 ft A DC mains supply is a local DC electricity supply network in the infrastructure of a certain site or building To connect an external power supply to the NI WSN 3230 3231 complete the following steps 1 Remove the 2 position mini combicon plug from the device Loosen the retaining screws if necessary Figure 11 2 Position Mini Combicon Plug 2 Connect the external power supply positive lead to the V terminal 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 IN Caution You must use a UL Listed ITE power supply marked LPS with the NI WSN 3230 3231 The power supply must also meet any safety and compliance requirements for the country of
24. he device 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 3230 3231 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 3230 3231 ona DIN rail IN Caution Power off the device before mounting it to the DIN rail yl 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 3230 3231 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 3230 3231 Caution Do nor use screws longer than 5 16 in to fasten the DIN rail clip to the NI WSN 3230 3231 NI WSN 3230 3231 User Guide and Specifications 6 ni com Figure 4 NI WSN 3230 3231 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 3230 3231 to compress the spring until the clip locks into place on the DIN ra
25. he device is static sensitive Always properly ground yourself and the equipment when handling or connecting to the device Caution An electrostatic discharge ESD to the antenna connector when the product is operating may cause interference or disruption of the wireless signal To prevent ESD do not attempt to remove the antenna while the product is operating or ensure that you employ industry standard ESD prevention measures 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 3230 3231 User Guide and Specifications To attach the antenna align the antenna with the mount and screw it on as shown in Figure 3 S Yeo f Ql NATIONAL INSTRUMENTS o E lo Bises eil iei o Figure 3 Attach the Antenna to the Device Mounting the NI WSN 3230 3231 Device You can mount the NI WSN 3230 3231 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 3230 3231 device for future use when configuring your device in the software For the NI WSN 3230 3231 device dimensions refer to Figure 2 UN Caution Your installation must allow 50 8 mm 2 in of clearance in front of t
26. hort 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 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 of 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 pro
27. il National Instruments Corporation 7 NI WSN 3230 3231 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 3230 3231 device to a panel or other flat surface The NI WSN 3281 panel mount accessory also includes a magnetic mount for attaching the NI WSN 3230 3231 device to metallic surfaces Figure 6 shows the NI WSN 3230 3231 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 4 9 1 000 in Figure 6 NI WSN 3230 3231 Device Panel Mount Dimensions NI WSN 3230 3231 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 3230 3231 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
28. instructions or dial 512 795 8248 For telephone support outside the United States visit the Worldwide Offices section of ni com niglobal to access the branch office Web sites which provide up to date contact information support phone numbers email addresses and current events 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 National 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 at ni com patents Refer to the Export Compliance Information at ni com 1egal export compliance for the National Instruments global trade compliance policy and how to obtain relevant HTS codes ECCNs and other import export data 2011 2012 National Instruments Corporation All rights reserved 373305B 01 Jan12
29. irte 50 Q Directivity e a a era e aA nee Omni Nominal gain a anai 1 5 dBi 1 Due to regulations the frequency bands depend upon country of operation NI WSN 3230 3231 User Guide and Specifications 28 ni com Power Requirements AN The following power requirements specifications are typical at 25 C Battery Power Caution Do nor use rechargeable batteries Internal battery etre 4 AA 1 5 V alkaline or lithium batteries Only use the following batteries Energizer E91 AA alkaline Duracell MN1500 AA alkaline Energizer L91 AA lithium Battery operating temperature range Energizer E91 ununesneeteitaidinmge 18 C to 55 C Duracell MN1500 sess 20 C to 54 C Energizer E9 eicere ts 40 C to 60 C Power consumption Sleep mode ett eror 0 3 mW Note Power consumption and battery life will vary per application Refer to the Battery Considerations for examples of how settings like baud rate and sample interval impact battery performance For more information refer to ni com info and enter WSNBatterylife External Power Caution You must use a UL Listed ITE power supply marked LPS with the NI WSN 3230 3231 The power supply must also meet any safety and compliance requirements for the country of use Voltage range tete eerte testen etna en 5 to 30 V Power input mating connector sssss 2 position mini combicon Phoenix Contact part n
30. lesquiera otras disposiciones aplicables o exigibles de la Directiva 1999 5 CE EAAnviKI ME THN lIAPOY2A National Instruments AHAONEI OTI NI WSN 3230 3231 Greek ZYMMOPOONETAI MPO TIX OYZIOAEIZ ATIAITHXEIZ KAI TIX AOINES ZXETIKEZ AIATAZEIX TH OAHTIAZ 1999 5 EK Frangais Par la pr sente National Instruments d clare que l appareil NI WSN 3230 3231 est L French conforme aux exigences essentielles et aux autres dispositions pertinentes de la directive 1999 5 CE Italiano Con la presente National Instruments dichiara che questo NI WSN 3230 3231 conforme p q 1 Italian ai requisiti essenziali ed alle altre disposizioni pertinenti stabilite dalla direttiva 1999 5 CE Latviski Ar o National Instruments deklar ka NI WSN 3230 3231 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 3230 3231 atitinka esminius Lithuanian reikalavimus ir kitas 1999 5 EB Direktyvos nuostatas Nederlands Hierbij verklaart National Instruments dat het toestel NI WSN 3230 3231 in n Dutch overeenstemming is met de essenti le eisen en de andere relevante bepalingen van richtlijn 1999 5 EG Matti Hawnhekk National Instruments jiddikjara li dan NI WSN 3230 3231 jikkonforma Maltese mal htigijiet essenzjali u ma provvedimenti ohrajn relevanti li hemm fid Dirrettiva 1999 5 EC National Instruments Corporation 33 NI WSN 3230 3231 U
31. llowing terminals e DJOx signal terminal DGND ground terminal DIO PWR 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 3 Note Use the Node Properties dialog box in the LabVIEW Project Explorer window to change DIO settings The NI WSN 3230 3231 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 3V TTL Logic Open Collector with Pull Up Drive High and Low Sinking and Sourcing Test Conditions 9600 Baud 50 bytes per Serial Message NI WSN 3230 3231 User Guide and Specifications 20 ni com B 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 Power Management TTL Logic Contact Closure 9 DIO PWR La High Side Switch a DI oe e 6 DIOx Internal o Low Side Switch 24V Sinking Lo
32. oadable from ni com drivers and on the software installation disc included with your NI WSN gateway 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 accompanying installation instructions What You Need to Get Started To set up and use NI LabVIEW with the NI WSN 3230 3231 device you need the following NI WSN gateway NI WSN 3230 3231 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 NI WSN 1 3 or later Host PC running Windows 7 Vista XP NI LabVIEW 2011 32 bit or later NI LabVIEW WSN Module 2011 or later NI 9792 WSN Real Time Gateway Only NI LabVIEW 32 bit Real Time Module NI 9795 WSN C Series Gateway Only NI RIO 4 0 and NI LabVIEW 32 bit Real Time Module Related hardware and software documentation For more information about NI WSN software versions go to ni com info and enter wsnsoftware 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 AN AN AN Caution T
33. ote 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 e 2006 95 EC Low Voltage Directive safety e 2004 108 EC Electromagnetic Compatibility EMC Directive 1999 5 EC Radio and Telecommunications Terminal Equipment R amp TTE Directive Regulatory Information United States This product generates and radiates radio frequency energy To comply with the radio frequency radiation exposure guidelines in an uncontrolled environment this equipment must be installed and operated while maintaining a minimum body to antenna distance of 20 cm 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 any interference received including interference that may cause undesired operation This product does not contain any user serviceable components Any unauthorized product changes or modifications will invalidate the warranty and all applicable regulatory certifications and approvals National Instruments Corporation 31 NI WSN 3230 3231 User Guide and Specifications Canada This product complies with Industry Canada RSS 210 Cet appareil est conforme aux norme RSS210 d Industrie Canada Europe EU
34. oups A B C D T4 Class I Zone 2 Ex nL IIC T4 Europe DEMRKO eerte teet eror tein ExnAnL IIC T4 RF Safety Warning This equipment 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 equipment 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 with the requirements in EN 50371 Environmental For outdoor use mount the system in a suitably rated enclosure 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 indoor use only Maximum altitude sssesssseee 2 000 m Indoor use only Shock
35. r 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 Check with reseller for procedure to follow 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 Japan The certified radio equipment is embedded in this device ABERAT VERE ETS EGER e DS SUB S Xu C Vd Singapore Complies with IDA Standards DA105692 NI WSN 3230 3231 User Guide and Specifications 32 ni com Taiwan R 0 C HRP REOR PE REM RE rM SES EAR S EM jpcE EHI ZR Tus PASE Fl SERIES
36. related to the NI WSN system refer to ni com in o and enter rdwsnrd or refer to ni com info and enter wsnsoftware In addition to this guide the following documents may be useful when configuring your NI WSN system The getting started guide for your NI WSN gateway The user guide and specifications for your NI WSN node s 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 3 Note Refer to the NI WSN Readme available on the software installation disc included with your gateway for NI software application version support The NI WSN software is supported by Windows 7 Vista XP and contains the following components NI Measurement amp Automation Explorer NI MAX NI WSN NI WSN 3230 3231 User Guide and Specifications 4 ni com NI WSN software and NI MAX manage the low level communications and hardware configurations simplifying programmatic access to I O channels The NI WSN software is downl
37. ser Guide and Specifications Magyar Z c Alul rott National Instruments nyilatkozom hogy a NI WSN 3230 3231 megfelel a Hungarian vonatkoz alapvet k vetelm nyeknek s az 1999 5 EC ir nyelv egy b el r sainak E Polski Niniejszym National Instruments o wiadcza ze NI WSN 3230 3231 jest zgodny z Polish zasadniczymi wymogami oraz pozostatymi stosownymi postanowieniami Dyrektywy 1999 5 EC Portugu s National Instruments declara que este NI WSN 3230 3231 est conforme com os Portuguese requisitos essenciais e outras disposi es da Directiva 1999 5 CE s Slovensko National Instruments izjavlja da je ta NI WSN 3230 3231 v skladu z bistvenimi zahtevami Slovenian in ostalimi relevantnimi dolo ili direktive 1999 5 ES EH Slovensky National Instruments t mto vyhlasuje _e NI WSN 3230 3231 sp a z kladn po_iadavky Slovak a v etky pr slu n ustanovenia Smernice 1999 5 ES Suomi National Instruments vakuuttaa t ten ett NI WSN 3230 3231 tyyppinen laite on direktiivin Finnish 1999 5 EY oleellisten vaatimusten ja sita koskevien direktiivin muiden ehtojen mukainen s Svenska Harmed intygar National Instruments att denna NI WSN 3230 3231 star Swedish verensst mmelse med de v sentliga egenskapskrav och vriga relevanta best mmelser som framg r av direktiv 1999 5 EG slenska H r me l sir National Instruments yfir v a NI WSN 3230 3231 er samr mi vi Icelandi
38. tection is tripped or a fault is preventing the high side switch from driving the output high NI WSN 3230 3231 User Guide and Specifications 24 ni com 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 3230 3231 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 LabVIEW WSN software to turn on a sensor at any time Figure 23 shows the sensor power circuit connected to a device SEN PWR 12V Powered a Serial Sensor gt DGND Figure 23 External Sensor Connected to the NI WSN 3230 3231 Make sure the device you are connecting is compatible with the NI WSN 3230 3231 sensor power circuit voltage and current ranges Refer to the Specifications section for more information The clamp on ferrite included with your device must be installed onto any wires connected to the sensor power port as close to the WSN node with a full turn as shown in Figure 24 Figure 24 NI WSN 3230 3231 Cable Connection Specifications These specifications are typical from
39. umber 1714977 Power consumption Sleep mode cte e rettet tert 1 mW 60 second sample interval 1 mW at 12 V 1 second sample interval 20 mW at 12 V Router mode ssssssssseeenn 200 mW at 12 V Physical Characteristics Screw terminal wiring esee 14 to 24 AWG wire Torque for screw terminals sess 0 2 to 0 25 N m Dimensions yeee RES Refer to Figure 2 for device dimensions num Approx 242 g 8 5 oz Weight with antenna eene Approx 256 g 9 oz 1 Device executing NI LabVIEW WSN Default VI on the Node End node mode Router connected directly to a NI WSN gateway 1 second sample interval National Instruments Corporation 29 NI WSN 3230 3231 User Guide and Specifications Safety Standards 3 The NI WSN 3230 3231 is designed to meet the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use IEC 61010 1 EN 61010 1 e UL 61010 1 CSA 61010 1 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 DS CUI eese ictu dtecidaeet eR Class I Division 2 Groups A B C D T4 Class I Zone 2 AEx nC IIC TA Canada C Ull y iu eee ote en Class I Division 2 Gr
40. unless power has been switched off Caution Substitution of components may impair suitability for Class I Division 2 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 The NI WSN 3230 3231 has been evaluated as Ex nA nL IIC T4 equipment under DEMKO Certificate No 07 ATEX 0626664X Each module is marked II 3G and is suitable for use in Zone 2 hazardous locations in ambient temperatures of 40 C lt Ta 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 F
41. urthermore any changes or modifications to the product not expressly approved by National Instruments could void your authority to operate it under your local regulatory rules National Instruments Corporation 3 NI WSN 3230 3231 User Guide and Specifications The following statements contain important EMC information needed before installing and using this product P pup o gt 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
42. use National Instruments Corporation 13 NI WSN 3230 3231 User Guide and Specifications Device Interface Figure 12 shows the NI WSN 3230 3231 device interface Antenna WSN Connect Button Signal Strength Status LEDs User LED Battery Slots Polarity Indicators Figure 12 NI WSN 3230 3231 Node Interface 1 0 Connector Reset Button Pro2 Port Reserved for Future Use 5 30 V External Power Input akon OONO NI WSN 3230 3231 User Guide and Specifications 14 ni com Signal Strength Status LED Indicators The NI WSN 3230 3231 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 three 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 E
43. xcellent 1234 Status Indication Each LED 1 4 blinking in anni oti succession 1234 1234 Y c000 aol 1234 1234 Searching for a network LED 1 4 and 2 3 alternate blinking all bg obl 1234 1234 Updating firmware 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 3230 3231 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 3230 3231 to the NI WSN gateway The NI WSN 3230 3231 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 gateway then displays the signal strength as shown in Table 1 25 seconds Node leaves current network and searches for a new network Reset Button The NI WSN 32
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