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 National Instruments Corporation

11

SCC-RTD01 Resistance Temperature Detector User Guide

Maximum Working Voltage

Maximum working voltage
(signal plus common mode) ................... Each input should remain within 

±

12 V of ground

Measurement Category I

Environmental

Operating temperature............................ 0 to 50 °C

Storage temperature ............................... –20 to 70 °C

Humidity ................................................ 5 to 90% relative humidity, 

noncondensing

Maximum altitude .................................. 2,000 m

Pollution Degree (indoor use only) ........ 2

Safety

This product 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, CAN/CSA-C22.2 No. 61010-1

Note

For UL and other safety certifications, refer to the product label or visit 

ni.com/certification

, search by model number or product line, and click the 

appropriate link in the Certification column.

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:

EN 61326 EMC requirements; Minimum Immunity

EN 55011 Emissions; Group 1, Class A

CE, C-Tick, ICES, and FCC Part 15 Emissions; Class A

Note

For EMC compliance, operate this device according to product documentation.

Содержание SCC-RTD01

Страница 1: ...rent source for RTDs Conventions The following conventions are used in this guide The symbol leads you through nested menu items and dialog box options to a final action The sequence File Page Setup O...

Страница 2: ...g examples and syntax examples This font is also used for the proper names of disk drives paths directories programs subprograms subroutines device names functions operations variables filenames and e...

Страница 3: ...re scaling Device Specific Information Note For general SCC module installation and signal connection information and information about the SC 2345 or SC 2350 carrier refer to the SCC Quick Start Guid...

Страница 4: ...measuring the voltage across RTDs Pins 1 and 2 form a differential channel routed to E M Series DAQ device channel X 8 and pins 3 and 4 form a second differential channel routed to E M Series DAQ devi...

Страница 5: ...hannel Red Red Black Black RTD IEX 1 mA E M Series AI X E M Series AI X 8 6 5 4 3 2 1 SCC RTD01 2 Wire 1 Channel Red Black RTD IEX 1 mA E M Series AI X E M Series AI X 8 6 5 4 3 2 1 SCC RTD01 3 Wire 1...

Страница 6: ...ions can introduce measurement errors For information about configuring the SCC RTD01 module using NI DAQmx refer to the SCC Quick Start Guide IEX 1 mA 6 5 4 3 2 1 SCC RTD01 4 Wire 2 Channels Red Red...

Страница 7: ...te the RTD voltage using the following formula where VRTD is the SCC RTD01 input voltage VESERIES is the E M Series DAQ device voltage 2 Use polynomial expressions or a conversion table provided by th...

Страница 8: ...sured RTD voltage IEX is the excitation current Most platinum RTD curves conform to one of the following three standardized curves DIN 43760 standard U S Industrial or American standard International...

Страница 9: ...M in parallel with 4 7 nF Powered off 20 k min Overload 20 k min Filter type 3 pole Butterworth lowpass filter 3 dB cutoff frequency 30 Hz System noise 4 5 Vrms referred to the input RTI 1 Transfer Ch...

Страница 10: ...ut regulation loss 24 V Drift 127 ppm C Power Requirement Analog power 135 mW max 15 V 4 5 mA max 15 V 4 5 mA max Digital power 153 mW max 5 V 30 6 mA max Physical Figure 3 SCC RTD01 Dimensions Weight...

Страница 11: ...or electrical equipment for measurement control and laboratory use IEC 61010 1 EN 61010 1 UL 61010 1 CAN CSA C22 2 No 61010 1 Note For UL and other safety certifications refer to the product label or...

Страница 12: ...nd click the appropriate link in the Certification column Waste Electrical and Electronic Equipment WEEE EU Customers At the end of their life cycle all products must be sent to a WEEE recycling cente...

Страница 13: ...appropriate location Help Patents in your software the patents txt file on your CD or ni com patents 2002 2006 National Instruments Corporation All rights reserved 371072C 01 Jul06 AI X 8 A GND is the...

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