Loop-Powered 4.20 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：496.9 Kbytes 頁數(shù)：12 Pages

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Loop-Powered 4??0 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：462.4 Kbytes 頁數(shù)：12 Pages

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環(huán)路供電4-20 mA傳感器發(fā)射機(jī)

AD693是一款單芯片信號(hào)調(diào)理電路，可從各種傳感器接受低電平輸入來控制標(biāo)準(zhǔn)4-20 mA雙線電流環(huán)路。它提供片內(nèi)基準(zhǔn)電壓源和輔助放大器進(jìn)行傳感器激勵(lì)；當(dāng)器件以環(huán)路供電模式工作時(shí)，激勵(lì)電流最高可達(dá)3.5 mA?；蛘撸?dāng)需要0-20 mA電源時(shí)，器件可通過本地供電實(shí)現(xiàn)三線應(yīng)用。\n\n通過簡(jiǎn)單的引腳綁定，可設(shè)置預(yù)先校準(zhǔn)的30 mV和60 mV輸入范圍。還可添加外部電阻，實(shí)現(xiàn)從1 mV至100 mV的其他范圍。輔助放大器可結(jié)合片內(nèi)電壓，為100Ω RTD提供六種預(yù)先校準(zhǔn)范圍。還可通過引腳綁定確定輸出范圍和零輸出，從而獲得標(biāo)準(zhǔn)范圍：4-20mA、12 ± 8 mA和0-20 mA。 \n\n對(duì)AD69 ? 儀表放大器前端 \n\n? 環(huán)路供電電源 \n\n? 可獨(dú)立調(diào)整的輸出范圍和零輸出 \n\n? 預(yù)先校準(zhǔn)的輸出范圍:\n4-20 mA單極性\n0-20 mA單極性\n12 ± 8mA雙極性\n\n? 預(yù)先校準(zhǔn)的20 mV或60mV輸入范圍 \n\n? 預(yù)先校準(zhǔn)的100 O RTD接口\n\n? 6.2 V 基準(zhǔn)電壓源，可提供高達(dá)3.5 mA的電流 \n\n? 非專用輔助放大器，提供更高靈活性\n\n? 可選的外部調(diào)整管，可減少自熱誤差;

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Loop-Powered 4??0 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：462.4 Kbytes 頁數(shù)：12 Pages

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Loop-Powered 4.20 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：496.9 Kbytes 頁數(shù)：12 Pages

AD

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Loop-Powered 4.20 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：496.9 Kbytes 頁數(shù)：12 Pages

AD

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Loop-Powered 4??0 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：462.4 Kbytes 頁數(shù)：12 Pages

AD

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Loop-Powered 4??0 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：462.4 Kbytes 頁數(shù)：12 Pages

AD

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Loop-Powered 4.20 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：496.9 Kbytes 頁數(shù)：12 Pages

AD

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Loop-Powered 4??0 mA Sensor Transmitter

PRODUCT DESCRIPTION The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, two-wire current loop. An on-chip voltage reference and auxiliary amplifier are provided for transducer excitation; up to 3.5 mA of

文件：462.4 Kbytes 頁數(shù)：12 Pages

AD

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