Reconfigurable embedded chassis with integrated intelligent realtime controller for compactrio (24 pages)
Summary of Contents for National Instruments 9154
Page 1
Connecting One or More NI 9154 Chassis to the MXI- Express Host System or a Target Complete the following steps to connect one or more NI 9154 chassis to a MXI-Express host system or a target. Make sure the MXI-Express host system is set up and configured as described in the MXI-Express (x1) Series User Manual.
Use a MXI-Express (x1) cable to connect the MXI-Express host system to the Upstream port of the first NI 9154 in the chain. Use a MXI-Express (x1) cable to connect the Downstream port of the first NI 9154 to the Upstream port of the next NI 9154 in the chain.
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If you apply power to both the V1 and V2 inputs, the NI 9154 operates from the V1 input. If the input voltage to V1 is insufficient, the NI 9154 operates from the V2 input.
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9-30 V 25W MAX 1. CMOS Reset Button CMOS Reset Button The NI 9154 has a CMOS reset button that you can use to reset the CMOS and the BIOS. LEDs The NI 9154 provides the following LEDs. POWER USER FPGA1...
35-mm DIN rail or a flat, metallic, vertical surface such as a panel or wall. You can mount the NI 9154 directly to the surface or use the NI Panel Mounting Kit. The following figure shows the NI 9154 mounted horizontally. Mounting the NI 9154 in other orientations or on a nonmetallic surface can reduce the maximum allowable ambient temperature and can affect the typical accuracy of modules in the NI 9154.
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Caution Make sure that no C Series modules are in the NI 9154 before mounting Dimensions The following figures show the front and side dimensions of the NI 9154. For detailed dimensional drawings and 3D models, visit ni.com/dimensions and search for the module number.
Mounting Requirements Your installation must meet the following requirements for cooling and cabling clearance. Allow 50.8 mm (2.00 in.) on the top and the bottom of the NI 9154 for air circulation, as shown in the following figure. Figure 5. NI 9154 Cooling Dimensions Cooling Outline 50.8 mm (2.00 in.)
Measure the ambient temperature at each side of the NI 9154, 63.5 mm (2.50 in.) from the side and 50.8 mm (2.00 in.) forward from the rear of the NI 9154, as shown in the following figure. Figure 7. NI 9154 Ambient Temperature Location 63.5 mm...
Align the NI 9154 and the DIN rail clip. Fasten the DIN rail kit to the NI 9154 using the screwdriver and M4x22 screws. NI provides these screws with the DIN rail mounting kit. Tighten the screws to a maximum torque of 1.3 N ·...
Complete the following steps to mount the NI 9154 on a panel. Align the NI 9154 and the panel mounting plate. Fasten the panel mounting plate to the NI 9154 using the screwdriver and M4x22 screws. NI provides these screws with the panel mounting kit. Tighten the screws to a maximum torque of 1.3 N ·...
• NI 9154 • M4 screw (x2), user provided, which must not exceed 8 mm of insertion into the NI 9154 What to Do Complete the following steps to mount the NI 9154 directly on a flat surface. NI 9154 Align the NI 9154 on the surface.
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