NI 9792 User Manual And Specifications
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NI 9792 User Manual And Specifications

Wsn real-time gateway
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USER GUIDE AND SPECIFICATIONS
NI 9792 WSN Real-Time Gateway
This user guide describes how to use the NI 9792 Wireless Sensor Network Real-Time Gateway and lists
specifications. The NI 9792 WSN Real-Time Gateway combines with NI WSN-32xx nodes to form a
wireless sensor network. Figure 1 shows the NI WSN system components.
1
PC or NI Real-Time Hardware Running
Application Software
2
NI 9792 WSN Real-Time Gateway
1
5
4
3
9–35 VDC Power Supply Connection
4
NI WSN-32xx Nodes
5
Ethernet Cable/Connection
Figure 1. NI WSN System Components
2
3
4

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  • Page 1 USER GUIDE AND SPECIFICATIONS NI 9792 WSN Real-Time Gateway This user guide describes how to use the NI 9792 Wireless Sensor Network Real-Time Gateway and lists specifications. The NI 9792 WSN Real-Time Gateway combines with NI WSN-32xx nodes to form a wireless sensor network.
  • Page 2 The NI 9792 WSN Real-Time Gateway is shown in Figure 2. Figure 2. NI 9792 WSN Real-Time Gateway NI 9792 WSN Real-Time Gateway User Guide and Specifications ni.com...

  • Page 3: Safety Guidelines

    NI WSN products must be in a suitably rated enclosure. Caution If you need to clean a NI WSN product, use a dry towel. The product must be completely dry and free from contaminants before you return it to service.

  • Page 4: Safety Guidelines For Hazardous Locations

    Safety Guidelines for Hazardous Locations The NI 9792 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 nA IIC T4 hazardous locations; and nonhazardous locations only.

  • Page 5: Electromagnetic Compatibility Guidelines

    Special Conditions for Hazardous Locations Use in Europe The NI 9792 has been evaluated as Ex nA nL IIC T4 equipment under DEMKO Certificate No. 07 ATEX 0626664X. Each controller is marked II 3G and is suitable for use in Zone 2 hazardous locations, in ambient temperatures of –40 °C ≤...

  • Page 6: Training Courses

    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 Real-Time with the NI 9792 WSN Real-Time Gateway, you need the following: •...
  • Page 7 To attach the antenna, align it with the mount, as shown in Figure 4, and screw it on. Caution The antenna must be attached to the NI WSN device in order for the NI WSN device to function correctly. Figure 4. Attach Antenna to Device NI 9792 WSN Real-Time Gateway User Guide and Specifications ni.com...
  • Page 8 Mounting the NI 9792 Device You can mount the NI 9792 device on a panel, a 35 mm DIN rail, in an enclosure, or on a desktop. Use the DIN-Rail mounting method if you already have a DIN rail configuration or if you need to be able to quickly remove the device.
  • Page 9 101.6 mm (4.000 in.) 55.91 mm 45.69 mm (2.201 in.) (1.799 in.) Figure 5. NI 9792 Panel Mount Dimensions Template NI 9792 WSN Real-Time Gateway User Guide and Specifications ni.com...
  • Page 10 Power off the device before mounting it to the DIN rail. The NI WSN-3282 DIN rail kit, NI part number 781074-01, contains one clip for mounting the device on a standard 35 mm DIN rail. To mount the device on a DIN rail, complete the following steps: Fasten the DIN rail clip to the device using a number 1 Phillips screwdriver and four 4-40 machine screws.
  • Page 11 . You must have NI LabVIEW 2009 SP1 (32-bit) or later, NI LabVIEW ni.com/support Real-Time 2009 SP1 (32-bit) or later, and NI-WSN 1.1 and NI MAX installed to use the NI 9792. Refer to the instructions included with your NI LabVIEW software to install NI LabVIEW.
  • Page 12 Insert the NI-WSN software installation disc into the drive on your computer. Follow the onscreen instructions to install the NI-WSN software and NI MAX. Note The NI Wireless Sensor Network Getting Started Guide is available after installation from Start»All Programs»National Instruments»NI-WSN.
  • Page 13 NI 9792 is connected to a network, you can connect the two directly. If you want to use the NI 9792 on a subnet other than the one the host computer is on, first connect the NI 9792 on the same subnet as the host computer.
  • Page 14 Configuring IP Settings and Installing Software on the NI 9792 When you power on the NI 9792 for the first time, it boots into safe mode because there is no software installed on it. This section describes how to configure the IP settings and install software on the NI 9792.
  • Page 15 Real-Time. For information about configuring the NI 9792 to launch an embedded stand-alone application at startup, refer to the LabVIEW Help. For more information about setting up the NI 9792 as an RT target, refer to the RT Getting Started Guide, available on the host computer at Start»All Programs»National Instruments» LabVIEW 2009»...

  • Page 16: Device Interface

    Connecting Serial Devices to the NI 9792 The NI 9792 has an RS-232 serial port to which you can connect devices such as displays or input devices. Use the Serial VIs to read from and write to the serial port. For more information about the Serial VIs, refer to the LabVIEW Help.

  • Page 17: Configuring Dip Switches

    U:, V:, W:, or X: drive, starting with the U: drive if it is available. You can connect multiple USB mass storage devices to the NI 9792 if you use a USB hub. Refer to the LabVIEW Help for more information.

  • Page 18: Reset Button

    Move the SAFE MODE switch to the ON position if the software on the NI 9792 is corrupted. Even if the switch is not in the ON position, if there is no software installed on the NI 9792, the NI 9792 automatically boots into safe mode.

  • Page 19: Led Indicators

    LED Indicators The LED indicators for the NI 9792 device are listed in Table 2. Table 2. LED State/Device Status LED Description Color LED State Device Status 10/100 Green Connected at 100 Mbps No Ethernet connection or 10 Mbps connection...
  • Page 20 Modify the VI as necessary to solve the memory usage issue. Continuously Error. Reboot device. If problem flashing or solid persists, reset device to factory default settings. Contact ni.com/ for additional troubleshooting support steps. NI 9792 WSN Real-Time Gateway User Guide and Specifications ni.com...

  • Page 21: Resetting The Network Configuration

    NI 9792 to the default network settings. When you reboot the NI 9792 with the IP RESET switch in the ON position, the NI 9792 attempts to connect to the network using DHCP. If the NI 9792 is unable to initiate a DHCP connection, it connects to the network with a link-local IP address with the form 169.254.x.x.

  • Page 22: Mesh Networking

    DIO channels, but can also be programmed as routers to relay data from other nodes back to the gateway and Host PC or PAC. Use NI MAX to configure nodes as end nodes or routers.
  • Page 23 Measurements taken by both devices can directly reach the gateway without having to hop through another node. However, the configuration above does not always mesh in the same way. Figure 15 shows another possible configuration for the same network. © National Instruments Corporation NI 9792 WSN Real-Time User Guide and Specifications...
  • Page 24 Figure 16 shows how a system could mesh efficiently, yet also have the possibility of meshing inefficiently. NI 9792 WSN Real-Time Gateway User Guide and Specifications ni.com...
  • Page 25 Refer to the Specifications section for typical line of sight ranges for the NI WSN devices. Figure 17 shows how a network can be set up to cover greater distances. Figure 17. Network Containing Distance Example ©...
  • Page 26 End Node Versus Router Each NI WSN-32xx node can be configured as either an end node or a router. NI WSN-32xx nodes are configured by default at the factory in end node mode. You can change the mode of the node using the NI-WSN software and NI MAX.
  • Page 27 In this case, all nodes have properly meshed, and all nodes can communicate with the gateway. However, this network could potentially strand end nodes. Figure 19 shows another possible mesh of the same network. © National Instruments Corporation NI 9792 WSN Real-Time User Guide and Specifications...

  • Page 28: Wireless Characteristics

    Add an additional router that is in range of the single end node. This introduces the possibility of creating additional hops in the network, but also guarantees coverage of all end nodes. Specifications These specifications are typical at 25 °C unless otherwise noted. For the NI WSN-32xx specifications, refer to the device user guides. Wireless Characteristics Radio mode ............IEEE 802.15.4...

  • Page 29: Network Interface

    Maximum data rate ..........480 Mb/s Maximum current ..........500 mA Due to regulations, the frequency bands depend upon the country of operation. Due to regulations, the valid channels depend upon country of operation. © National Instruments Corporation NI 9792 WSN Real-Time User Guide and Specifications...
  • Page 30 Power Requirements Caution You must use a UL Listed ITE power supply marked LPS with the NI 9792. The power supply must also meet any safety and compliance requirements for the country of use. Recommended power supply.........15 W secondary, 35 VDC max Power consumption..........9.5 W...

  • Page 31: Electromagnetic Compatibility

    The NI 9792 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 • UL 61010-1, CSA 61010-1 Hazardous Locations U.S. (UL) ...............Class I, Division 2, Groups A, B, C, D, T4;...

  • Page 32: Regulatory Information

    The NI 9792 also meets the requirements of the following EMC standards for intentional radiators: • EN 300 328 • EN 301 489-1 and EN 301 489-17 • FCC 47 CFR Part 15C • IC RSS-210 Note For the standards applied to access the EMC of this product, refer to the Online Product Certification section.
  • Page 33 現有幹擾現象時，應立即停用，並改善至無幹擾時方得繼續使用。 前項合法通信，指依電信規定作業之無線電信。低功率射頻電機須忍受合法通信 或工業、科學及醫療用電波輻射性電機設備之幹擾。 EU Regulatory Statements Česky National Instruments tímto prohlašuje, _e tento NI WSN-9792 je ve shodě se základními po_adavky a dalšími příslušnými ustanoveními směrnice 1999/5/ES. [Czech] Dansk Undertegnede National Instruments erklćrer herved, at fřlgende udstyr NI WSN-9792 overholder de vćsentlige krav og řvrige relevante krav i direktiv 1999/5/EF.
  • Page 34 övriga relevanta bestämmelser som framgår av direktiv 1999/5/EG. Íslenska Hér með lýsir National Instruments yfir því að NI WSN-9792 er í samræmi við grunnkröfur [Icelandic] og aðrar kröfur, sem gerðar eru í tilskipun 1999/5/EC. Norsk National Instruments erklærer herved at utstyret NI WSN-9792 er i samsvar med de...

  • Page 35: Online Product Certification

    Ethernet and power cables. You can order the NI 9979, a strain-relief kit for the power cable, from National Instruments. The kit is NI part number 196939-01.
  • Page 36 For more information about compliance with the EU Battery Directive 2006/66/EC about Batteries and Accumulators and Waste Batteries and Accumulators, visit ni.com/environment/ batterydirective National Instruments (RoHS) National Instruments RoHS ni.com/environment/rohs_china (For information about China RoHS compliance, go to ni.com/environment/rohs_china NI 9792 WSN Real-Time Gateway User Guide and Specifications ni.com...

  • Page 37: Where To Go For Support

    Thailand 662 278 6777, Turkey 90 212 279 3031, United Kingdom 44 (0) 1635 523545 National Instruments, NI, ni.com, and LabVIEW are trademarks of National Instruments Corporation. Refer to the Terms of Use section on ni.com/legal for more information about National Instruments trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies.

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