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B&B Electronics FBDA User Manual

Manual is about: B&B Electronics Strain Gauge/Load Cell Bridge Amplifier User Manual

Summary of FBDA

  • Page 1

    Documentation number fbda0797 manual cover page b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 strain gauge/load cell bridge amplifier model fbda documentation number fbda0797 this product designed and manufactured in ottawa, illinois usa of domestic and i...

  • Page 2: Table of Contents

    Documentation number fbda0797 manual table of contents i b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 table of contents chapter 1: introduction.................................................................1 f eatures .....................................

  • Page 3: Chapter 1: Introduction

    Documentation number fbda0797 manual 1 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 chapter 1: introduction features the fbda is a signal conditioning module that allows you to measure voltages produced by full-bridge sensors using a data acquisition mod...

  • Page 4

    2 documentation number fbda0797 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 packing list examine the shipping carton and the contents for physical damage. The following items should be in the shipping carton: 1. Fbda module 2. This instruction ma...

  • Page 5: Chapter 2: Connections

    Documentation number fbda0797 manual 3 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 chapter 2: connections power supply connections the fbda module requires 13 to 18vdc @ 10ma. Model 232ps2 available from b&b electronics is recommended. Although the 232p...

  • Page 6

    4 documentation number fbda0797 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 data acquisition connections the connections to the data acquisition module are made through a db-25 (male) connector. The fbda is pin compatible with b&b electronics’ sd...

  • Page 7

    Documentation number fbda0797 manual 5 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 figure 2.1: block diagram of fbda connections a /d note: conditioned signal is available on db-25 pin #8 6 4 5 terminal blocks 2 3 1 +13v a/d 1 +13v ref+ gnd gnd 19 19 re...

  • Page 8: Chapter 3: Gain Selection

    Documentation number fbda0797 manual 7 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 chapter 3: gain selection the fbda has several different gain settings to provide the largest possible voltage range for an a/d converter. The gain of the fbda is selecte...

  • Page 9

    8 documentation number fbda0797 manual b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 sensors that incorporate bridge circuitry usually have noticeable zero offsets. This should be considered when taking measurements and determining gain. The easiest way t...

  • Page 10

    Documentation number fbda0797 manual 9 b&b electronics -- po box 1040 -- ottawa, il 61350 ph (815) 433-5100 -- fax (815) 433-5105 chapter 4: excitation voltage sensors that are based on a wheatstone bridge need an excitation voltage to excite the bridge. The fbda provides an adjustable excitation vo...