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Documentation Number TCDA0997 Manual

Cover Page

B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350

PH (815) 433-5100 -- FAX (815) 433-5104

K-type Thermocouple Amplifier

Model TCDA

Documentation Number TCDA0997

This product

Designed and Manufactured

In Ottawa, Illinois

USA

of domestic and imported parts by

B&B Electronics Mfg. Co. Inc.

707 Dayton Road -- P.O. Box 1040 -- Ottawa, IL 61350

PH (815) 433-5100 -- FAX (815) 433-5100

Internet:

http://www.bb-elec.com

Not Recommended for New Installations.

Please contact Technical Support for more information.

Содержание TCDA

Страница 1: ...Designed and Manufactured In Ottawa Illinois USA of domestic and imported parts by B B Electronics Mfg Co Inc 707 Dayton Road P O Box 1040 Ottawa IL 61350 PH 815 433 5100 FAX 815 433 5100 Internet htt...

Страница 2: ...CATIONS 2 CHAPTER 2 THERMOCOUPLE OVERVIEW 3 CHAPTER 3 CONNECTIONS 5 OVERVIEW 5 THERMOCOUPLE CONNECTIONS 5 POWER SUPPLY CONNECTIONS 5 OUTPUT CONNECTIONS 5 CHAPTER 4 CALIBRATION 7 OVERVIEW 7 CALIBRATION...

Страница 3: ...es The amplifier has an output range of 0VDC to 5VDC The standard TCDA can measure temperatures between 50 C and 200 C The module can be modified at the factory so that a different temperature range c...

Страница 4: ...re in your PC 1 Place the disk in drive A 2 Type A and press the ENTER key 3 Type INSTALL and press the ENTER key 4 Follow the instructions given by the program Specifications Size 4 8 x 2 2 x 0 9 Cha...

Страница 5: ...l DC voltage based on the temperature of this junction The TCDA amplifies this small voltage to a usable level for A D converters The output of a thermocouple does not have a linear relationship with...

Страница 6: ...ilar metals This creates a second unwanted thermocouple at the terminal blocks This unwanted thermocouple is called the cold junction The temperature of this cold junction will affect the results of t...

Страница 7: ...2 Make sure that both leads of the thermocouple are connected to the same channel Color coding is used to designate the thermocouple s polarity A K type thermocouple s negative lead is red and the po...

Страница 8: ...0VDC to REF for the SDAXX and SPDA modules provide 5V to REF in the modules AGND to AGND Pin 17 and 18 are internally connected in the TCDA to XXXSDAXX and XXXSPDA A D ch A D ch in the ADIO12 module...

Страница 9: ...ge is relatively small so it is ignored in the factory calibration process If you require more accurate readings you may want to consider using one of the techniques mentioned in Chapter 2 Calibration...

Страница 10: ...e thermocouple in the water as it begins to boil Adjust P1 so that the voltage on DB 25 pin 8 is 3 00VDC adjust P4 so that the voltage on DB 25 pin 9 is 3 00VDC for channel 2 5c If you are using some...

Страница 11: ...2 for channel 2 3 4 Plug power supply in 2 5mm power jack and plug supply into wall outlet 5 Adjust P2 so that there is Voff on pin 6 or 7 of U1 adjust P3 so there is Voff on pin 6 or 7 of U3 for chan...

Страница 12: ...have a modified TCDA module The following values are used for standard TCDA modules 50 C Temperature 200 C 0VDC Vout 5VDC Vout is measured on DB 25 pin 8 pin 9 for channel 2 resolution 20mV C 0 02V C...

Страница 13: ...the example files on your hard drive Place the disk in drive A Type A and press the ENTER key Type INSTALL and press the ENTER key Follow the instructions given by the program After the software inst...