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SCC-TC Series Thermocouple Input Modules User Guide

14

ni.com

Environmental

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

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

Humidity .................................................10 to 90% RH, noncondensing

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

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

Safety

The SCC-TC0

X

 meets the requirements of the following standards 

for safety and electrical equipment for measurement, control, and 
laboratory use:

IEC 61010-1, EN 61010-1

UL 3111-1, UL 61010B-1

CAN/CSA C22.2 No. 1010.1

Note

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

ni.com/hardref.nsf

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

appropriate link in the Certification column.

Electromagnetic Compatibility

Emissions................................................EN 55011 Class A at 10 m

FCC Part 15A above 1 GHz

Immunity ................................................EN 61326:1997 + A2:2001, 

Table 1

CE, C-Tick, and FCC Part 15 (Class A) Compliant

Note

For full EMC compliance, operate this device with shielded cabling. In addition, 

all covers and filler panels must be installed.

CE Compliance

The SCC-TC0

X

 meets the essential requirements of applicable European 

Directives, as amended for CE marking, as follows:

Low-Voltage Directive (safety)..............73/23/EEC

Electromagnetic Compatibility
Directive (EMC) .....................................89/336/EEC

Содержание SCC-TC Series

Страница 1: ...bol leads you through nested menu items and dialog box options to a final action The sequence File Page Setup Options directs you to pull down the File menu select the Page Setup item and select Optio...

Страница 2: ...a placeholder for a word or value that you must supply monospace Text in this font denotes text or characters that you should enter from the keyboard sections of code programming examples and syntax e...

Страница 3: ...put Modules User Guide Read Me First Safety and Radio Frequency Interference SC 2345 2350 User Manual available at ni com SCC Quick Start Guide available at ni com SC 2345 Quick Reference Label 68 pin...

Страница 4: ...ocket J X 1 where X is 0 to 7 and connect the input signals to the module as described in the Connecting the Input Signals section If you use the SCC TC0X in a dual stage configuration the SCC TC0X mu...

Страница 5: ...odules function identically To use an SCC TC01 plug the male thermocouple connector into the module The SCC TC02 accepts up to three signals TC TC and GND TC is the positive thermocouple lead and TC i...

Страница 6: ...Refer to Figure 1 for SCC TC0X signal connections Figure 1 SCC TC0X Signal Connections For more information about how to configure the SCC TC module using NI DAQmx refer to the SCC Quick Start Guide...

Страница 7: ...IES is E Series DAQ device voltage This step provides proper scaling for the thermocouple amplifier in the SCC TC0X 2 Measure the reference junction cold junction temperature a Read the thermistor vol...

Страница 8: ...lts of common mode voltage at the input of the SCC and current leakage into the signal leads The 10 M bias resistor in the SCC TC0X causes this error to be negligible With the 10 M bias resistor conne...

Страница 9: ...he temperature in kelvin where a 1 295361 10 3 b 2 343159 10 4 c 1 018703 10 7 RT is the resistance of the thermistor in ohms where VTEMPOUT is the output voltage of the cold junction sensor where T F...

Страница 10: ...ing the SCC TC0X Using a Thermocouple Calibrator To calibrate the system using a thermocouple calibrator complete the following steps 1 Make sure that the thermocouple connections at both the SCC and...

Страница 11: ...dance 10 M powered on 10 k powered off or overload Bandwidth 2 Hz Amplifier Characteristics Open thermocouple detection current 250 nA max1 assuming floating thermocouple Common mode rejection ratio 1...

Страница 12: ...V and reference junction measurement accuracy of 0 5 C Assumes averaging Non averaged single point reading has an additional uncertainty up to 0 1 C for J type thermocouple Thermocouple Type Temperatu...

Страница 13: ...on Pull up resistor 10 M Bias resistor 10 M Maximum field wire gauge 16 AWG Power Requirement Analog power 60 mW max 15 V 2 mA max 15 V 2 mA max Digital power 5 V 0 0 mW Physical TC01 dimensions 7 8 c...

Страница 14: ...cations refer to the product label or visit ni com hardref nsf search by model number or product line and click the appropriate link in the Certification column Electromagnetic Compatibility Emissions...

Страница 15: ...2 shows the I O connector pins on the bottom of the module Figure 2 SCC Module Bottom View Table 1 lists the signal connection corresponding to each pin AI X and AI X 8 are the analog input signal cha...

Страница 16: ...patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your CD or ni com patents 2002 2004 National Instruments Corp Al...

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