NI-9246 Getting Started Overview This document explains how to connect to the NI 9246. Note Before you begin, read the NI 9246 Safety, Environmental, and Regulatory Information document on ni.com/manuals and complete the software and hardware installation procedures in your chassis documentation.
NI-9246 Getting Started Caution Do not mix hazardous voltage circuits and human-accessible circuits on the same module. Caution Ensure that devices and circuits connected to the module are properly insulated from human contact. Caution When module terminals are hazardous voltage LIVE (>42.4 V V DC), you must ensure that devices and circuits connected to the module are properly insulated from human contact.
NI-9246 Getting Started Special Conditions for Marine Applications Some products are approved for marine (shipboard) applications. To verify marine approval certification for a product, visit ni.com/product-certifications, search by model number, and click the appropriate link. Notice In order to meet the EMC requirements for marine applications, install the product in a shielded enclosure with shielded and/or filtered power and input/output ports.
NI-9246 Getting Started Figure 2. NI 9246 Pinout AI0+ AI0- AI1+ AI1- AI2+ AI2- Note The NI 9246 does not measure DC currents. Caution Connecting a DC current source to the NI 9246 outside of the specifications stated in the NI 9246 Datasheet may lead to invalid measurements.
NI-9246 Getting Started Figure 4. Installing Cables 1. Align the cables with the device terminals. 2. Secure the cables using the ring lug screws. Tighten the screws to 1.36 N · m (12 lb · in.) torque. Installing the NI 9246 Backshell Complete the following steps to install the NI 9246 backshell.
NI-9246 Getting Started Connecting Phase Measurements You can connect three-phase measurement configurations and single-phase measurement configurations to the NI 9246. You can connect a current source to the NI 9246 for single-phase measurements. For grounded current sources, connect to the chassis ground.
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