{"product_id":"900g01-0202-honeywell-controledge-hc900-digital-input-module","title":"900G01-0202 Honeywell ControlEdge HC900 Digital Input Module","description":"\u003cp\u003eConfigured for contact status monitoring and discrete signal processing in ControlEdge HC900 rack assemblies, the \u003cstrong\u003eHoneywell 900G01-0202\u003c\/strong\u003e (\u003cstrong\u003e900G01\u003c\/strong\u003e Digital Input Module) provides direct physical\/electrical execution. Operating with 16 single-ended channels, the unit evaluates voltage contact states supplied at 15 VDC nominal from the controller. The hardware features rapid signal transitions with an OFF-to-ON response time under 4 ms and an ON-to-OFF response time under 6 ms at 2.6 mA nominal switching current, routing discrete data directly to the backplane.\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\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003e900G01-0202\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.354 kg (2.0 kg shipping weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e137 mm H x 35.6 mm W (5.4 in H x 1.4 in W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane loading: 5 VDC at 130 mA max; 24 VDC at 40 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 single-ended input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Voltage\u003c\/td\u003e\n\u003ctd\u003e15 VDC nominal (supplied by controller)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Contact Resistance\u003c\/td\u003e\n\u003ctd\u003e1000 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Current\u003c\/td\u003e\n\u003ctd\u003e2.6 mA nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003eOFF to ON: 4 ms max; ON to OFF: 6 ms max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eGalvanic isolation between field wiring and module backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation \u0026amp; DCS Field Interfacing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell 900G01-0202\u003c\/strong\u003e digital input module uses internal galvanic isolation to separate incoming field wiring channels from microcontroller and backplane logic paths. This structural isolation limits high-voltage transients and ground loop currents from transferring back to central controller electronics. Isolating the 16 single-ended discrete channels prevents electrical noise propagation across shared system backplanes, preserving the signal integrity of adjacent analog I\/O processing 4-20 mA HART loop protocol instruments and process sensors.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum contact resistance permitted for field dry contact switches connected to the 900G01-0202?\u003c\/p\u003e\n\u003cp\u003eA: The input channel circuitry supports field contact wiring with a maximum total loop contact resistance of 1000 ohms.\u003c\/p\u003e\n\u003cp\u003eQ: What are the backplane current draw requirements for the 900G01-0202 module during operation?\u003c\/p\u003e\n\u003cp\u003eA: The module draws up to 130 mA maximum from the 5 VDC backplane supply rail and up to 40 mA maximum from the 24 VDC supply rail.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInsert the 900G01-0202 module into the designated slot of the ControlEdge HC900 rack until top and bottom retention tabs snap into the chassis.\u003c\/li\u003e\n\u003cli\u003eTerminate external discrete field wiring onto the corresponding removable terminal block (RTB) while ensuring loop resistance remains under 1000 ohms.\u003c\/li\u003e\n\u003cli\u003eConnect all field cable drain wires to the dedicated cabinet ground bus bar to maintain isolation efficacy against electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eMaintain unobstructed vertical convective cooling clearance above and below the 137 mm module housing inside the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53532063662389,"sku":"900G01-0202","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/900H02-0202_ed835ff7-971a-417d-88df-61a699b329bc.png?v=1789105560","url":"https:\/\/www.5gplc.com\/products\/900g01-0202-honeywell-controledge-hc900-digital-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}