National Instruments NI 9237 Electromagnetic Compatibility

NI 9237 Operating Instructions and Specifications 30 ni.com

Safety Standards

This product meets 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

Note For UL and other safety certifications, refer to the

product label or the Online Product Certification section.

Electromagnetic Compatibility

This product meets the requirements of the following EMC

standards for electrical equipment for measurement, control, and

laboratory use:

• EN 61326 (IEC 61326): 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

Contents

Main Page Safety Guidelines Safety Guidelines for Hazardous Locations Special Conditions for Hazardous Locations Use in Europe Special Conditions for Marine Applications Connecting the NI 9237 The NI 9237 has four RJ-50 receptacles that provide connections for four half or full bridges. Figure 1. NI 9237 Pin Assignments Page Page Figure 2. Connecting a Half or Full Bridge to the NI 9237 Page Wiring TEDS Channels NI 9237 Connection Options Remote Sensing circuit. Refer to Figure3 for an illustration of how to connect remote sense wires to the NI 9237. Figure 3. Connecting Remote Sense Wires to the NI 9237 Shunt Calibration Page Excitation Voltages Understanding NI 9237 Filtering Passband Stopband Alias-Free Bandwidth Understanding NI 9237 Data Rates Sleep Mode Specifications Input Characteristics Page Page Page Page Page Power Requirements Physical Characteristics Safety Safety Voltages Hazardous Locations Safety Standards Electromagnetic Compatibility CE Compliance Online Product Certification Shock and Vibration Environmental Environmental Management Waste Electrical and Electronic Equipment (WEEE) Calibration RoHS Where to Go for Support