{"product_id":"abb-s800-i-o-di840-3bse020836r1-digital-input-module","title":"ABB  S800 I\/O DI840 3BSE020836R1 Digital Input Module","description":"\u003ch2\u003eABB DI840 3BSE020836R1 Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB DI840 3BSE020836R1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDI840\u003c\/strong\u003e Digital Input Module, provides 16 channel 24 VDC current sinking input acquisition for S800 I\/O systems with single or redundant configurations.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eDI840 3BSE020836R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eS800 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Specification\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eCurrent sinking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e18 to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e7 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range \"0\"\u003c\/td\u003e\n\u003ctd\u003e-30 to +5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range \"1\"\u003c\/td\u003e\n\u003ctd\u003e11 to 30 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e3.3 kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eGroupwise isolated from ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHART Support\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSOE Function\u003c\/td\u003e\n\u003ctd\u003eYes, event resolution 1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEvent Queue Capacity\u003c\/td\u003e\n\u003ctd\u003e257 events\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh Integrity\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntrinsic Safety\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Time Range\u003c\/td\u003e\n\u003ctd\u003e0 to 127 ms selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Field Cable Length\u003c\/td\u003e\n\u003ctd\u003e600 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEvent Recording Accuracy\u003c\/td\u003e\n\u003ctd\u003e0 ms \/ +1.3 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Insulation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Test Voltage\u003c\/td\u003e\n\u003ctd\u003e500 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003eTypical 2.7 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModuleBus Current Consumption\u003c\/td\u003e\n\u003ctd\u003e100 mA at +5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal 24 VDC Consumption\u003c\/td\u003e\n\u003ctd\u003e15 mA + transducer power, maximum 335 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.15 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e45 mm W x 102 mm D x 119 mm H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eABB S800 I\/O Sequence of Event and Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe DI840 integrates Sequence of Event (SOE) recording for time-critical digital input monitoring. The module captures input transitions with 1 ms resolution and stores up to 257 event records in the internal event queue.\u003c\/p\u003e\n\u003cp\u003eFurthermore, each input channel contains current limiting components, EMC protection components, an optical isolation barrier, and a dedicated status LED. The transducer power supply is supervised and current limited, with one power output assigned for every two input channels.\u003c\/p\u003e\n\u003cp\u003eThe S800 I\/O architecture supports backplane bus communication and I\/O density scaling within ABB automation platforms. The module provides channel diagnostics, process power supervision, and internal circuit monitoring for system status evaluation.\u003c\/p\u003e\n\u003ch3\u003eBackplane Bus Communication and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe DI840 operates as an S800 I\/O digital acquisition module with ABB ModuleBus communication. The module supports redundant installation concepts and maintains isolated field signal processing through optical barriers.\u003c\/p\u003e\n\u003cp\u003eAdditionally, the module provides front LED diagnostics including Fault, Run, Warning, and channel status indication for channels 1 to 16. These indicators allow direct verification of field signal states and module operating conditions.\u003c\/p\u003e\n\u003cp\u003eThe module supports compatibility with TU810, TU812, TU814, TU818, TU830, TU833, TU838, TU842, TU843, and TU852 Module Termination Units.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the DI840 support Sequence of Event recording?\u003cbr\u003eA: Yes. The DI840 provides SOE functionality with 1 ms event resolution and stores up to 257 events in the event queue.\u003c\/p\u003e\n\u003cp\u003eQ: Can the DI840 operate in redundant configurations?\u003cbr\u003eA: Yes. The DI840 supports redundant S800 I\/O applications and uses compatible ABB Module Termination Units for installation.\u003c\/p\u003e\n\u003cp\u003eQ: What diagnostic functions are available on the DI840?\u003cbr\u003eA: The module monitors process power, internal circuitry, and channel conditions. Front LEDs provide Fault, Run, Warning, and channel status indications.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the DI840 module in an ABB S800 I\/O station using the specified compatible Module Termination Unit. Verify correct keying code selection before mechanical installation.\u003c\/p\u003e\n\u003cp\u003eConnect field wiring according to ABB terminal assignment documentation. Keep digital signal cables separated from high voltage power conductors to reduce electromagnetic interference.\u003c\/p\u003e\n\u003cp\u003eEnsure protective grounding, shielding practices, and cabinet environmental requirements comply with IEC installation standards. Confirm ModuleBus connection integrity before system commissioning.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44619841929304,"sku":"DI840 3BSE020836R1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/DI840-3BSE020836R1-3_1200x1200_9595821f-e3f0-49bb-8679-7f5991478905.jpg?v=1787046644","url":"https:\/\/www.industriaxplc.com\/ar\/products\/abb-s800-i-o-di840-3bse020836r1-digital-input-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}