B&B Electronics 4 Channel Input Buffer Board SDAIBB Скачать руководство пользователя страница 1

 

SDAIBB1300 Manual 

 

Cover Page 

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 

 
 
 
 
 
 

4 Channel Input Buffer Board 

Model SDAIBB 

Document  No.  SDAIBB1300 

 

 
 

This product designed and manufactured in Ottawa, Illinois USA 

of domestic and imported parts by 

 

 

 

International Headquarters 

B&B Electronics Mfg. Co. Inc. USA 

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

Phone (815) 433-5100 -- General Fax (815) 433-5105  

 

Home Page:  www.bb-elec.com 

Sales e-mail:  

[email protected]

  --  Fax (815)  433-5109 

Technical Support e-mail:  

[email protected]

  --  Fax (815) 433-5104 

 

 
 
 
 
 

 

1999 B&B Electronics  

 

 

August 1999 B&B Electronics RESERVED.  No part of this publication may be reproduced or transmitted in 

any form or by any means, electronic or mechanical, including photography, recording, or any information 
storage and retrieval system without written consent.  Information in this manual is subject to change without 
notice, and does not represent a commitment on the part of B&B Electronics. 
 
B&B Electronics shall not be liable for incidental or consequential damages resulting from the furnishing, 
performance, or use of this manual. 
 
All brand names used in this manual are the registered trademarks of their respective owners.  The use of 
trademarks or other designations in this publication is for reference purposes only and does not constitute an 
endorsement by the trademark holder. 

Содержание 4 Channel Input Buffer Board SDAIBB

Страница 1: ...ectronics August 1999 B B Electronics RESERVED No part of this publication may be reproduced or transmitted in any form or by any means electronic or mechanical including photography recording or any...

Страница 2: ...NS 3 INPUT VOLTAGE CONNECTIONS 5 OUTPUT VOLTAGE CONNECTIONS 6 CHAPTER 3 CONFIGURATION 9 OUTPUT OFFSET 9 GAIN SELECTION 9 Maximum Gain 11 Gain Resistor Determination 12 Maximum and Minimum Common Mode...

Страница 3: ...5 0 V into 0 01 to 5 0 V signals that are compatible with the B B line of data acquisition products Sensor and power supply connections are made through terminal blocks or solder pads A D connections...

Страница 4: ...VDC Input Current 8 mA max per Module Current Draw From Precision 5 V 0 5 mA per board Max Current Throughput 1 A Connections Analog Input Terminal Blocks Solder Pads Analog Output DB25 Male Connecto...

Страница 5: ...th a 0 5 VDC drop across the board This allows multiple boards to be powered with a single power supply by cascading them See Table 4 for a list of B B data acquisition products that carry power throu...

Страница 6: ...OUT OFF 2 5V 0V TB1 OUT OFF GND IN IN OUT OFF GND IN IN GAIN JP6 R2 TB2 JP5 A B OUT OFF GND IN IN OUT OFF 2 5V 0V OUT OFF 2 5V 0V TB4 TB5 C D TB3 JP7 OUT OFF GND IN IN POWER GND OUT OFF 2 5V 0V R1 JP1...

Страница 7: ...s are brought into the buffer by terminal blocks or solder pads The terminal blocks are labeled Input Input GND and Output Offset See Figures 3 4 and 5 for typical input configurations The voltage tha...

Страница 8: ...nnected to channel 0 on pin 8 B is connected to channel 1 on pin 9 C is connected to channel 2 on pin 10 and buffer D is connected to channel 3 on pin 11 Setting the 4 position shunt to JP10 connects...

Страница 9: ...on shunt is on JP9 Pin Connection Pin Connection 1 14 2 Power 15 3 16 4 17 5 18 6 19 7 GND 20 8 A output 21 9 B output 22 10 C output 23 11 D output 24 12 25 13 Table 2 Connections when the 4 position...

Страница 10: ...9 22 10 23 A output 11 24 B output 12 25 C output 13 Table 4 Models Compatible with SDAIBB Model Channel Select Jumper Connections Supported Channels Supported Power on pins 2 and 7 2 5V Output Offset...

Страница 11: ...of 0 V is used for positive only differentials and an output offset of 2 5 V provides the maximum input range for signals that run equally positive and negative A different output offset may be broug...

Страница 12: ...d Gain Output Range 27 5 mV max 55 mV 0 V 4 7 k 22 28 0 01 1 23 V 0 V 52 mV 2 5 V 4 7 k 22 28 1 32 3 68 V 2 5 V 110 mV 2 5 V 4 7 k 22 28 0 03 4 97 V Table 6 Gains and Resistor Values for Standard Inpu...

Страница 13: ...e maximum gain without overflowing the output range of the SDAIBB The smallest maximum gain value calculated using these equations is the maximum gain that may be used G is the gain Vcm is the common...

Страница 14: ...this gain value place the gain jumper corresponding to the correct channel in the User 22 28 position JP1 corresponds to channel A JP2 corresponds to channel B JP3 corresponds to channel C and JP4 cor...

Страница 15: ...gain and the differential voltage Equation 11 is used to calculate the minimum common mode voltage Remember that when Input or Input is connected to GND on the SDAIBB the common mode voltage changes...

Страница 16: ...de voltage of 1V with a gain of 50 From Equation 12 136 0 50 1 4 4 2 DIFF V From Equation 13 0636 0 50 590 0 1 2 DIFF V From Equation 14 0988 0 50 94 4 InputRange The differential voltage can swing as...

Страница 17: ...5100 Fax 815 433 5104 Example Board Setup Figure 6 is an example of one possible configuration for the SDAIBB without modifying the board Table 7 lists the setup for each channel Table 7 Setup for Fig...

Страница 18: ...5104 Figure 6 C A D B OUT OFF 2 5V 0V GAIN 1 22 28 USER OUT OFF GND IN IN OUT OFF GND IN IN 1 22 28 USER GAIN OUT OFF GND IN IN OUT OFF GND IN IN GAIN 22 28 USER 1 GAIN 1 22 28 USER OUT OFF 2 5V 0V OU...

Страница 19: ...is measured on the SDAIBB it is calculated with all voltage readings taken in reference to GND of the SDAIBB as IN IN Gain G The amount by which the input is multiplied before it is output IN IN V Ga...

Страница 20: ...n Error 0 35 Gain Nonlinearity 50ppm 0 1Hz to 10Hz Noise 3 0 V p p CMR 84dB 60 Hz Error Contributions that can be Removed With Calibration Vin is the input voltage Error Contributions that Cannot be R...

Страница 21: ...on mode voltage of 2 5V using a gain of 22 28 From Equation 15 ppm mV V V VOS 2449 100 28 22 500 200 From Equation 16 ppm mV nA IOS 7 100 2 50 3 From Equation 17 ppm 3500 Error Gain From Equation 18 p...

Страница 22: ...vide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not insta...

Отзывы: