{"product_id":"phbain1200c100-abb-ain120-input-base-harmony-block-i-o-series","title":"PHBAIN1200C100 ABB AIN120 Input Base Harmony Block I\/O Series","description":"\u003cp\u003eConfigured for analog current signal processing in Harmony Block I\/O platforms, the \u003cstrong\u003eABB PHBAIN1200C100\u003c\/strong\u003e (\u003cstrong\u003eAIN120\u003c\/strong\u003e Analog Input Base) provides direct physical and electrical execution.\u003c\/p\u003e\n\u003ch3\u003eOrdering Code \u0026amp; Nomenclature Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePHBAIN1200C100\u003c\/strong\u003e: Commercial order part number designated for the base module sub-assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAIN120\u003c\/strong\u003e: Functional base unit identifier specifying the 4-20 mA current input board layout.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003ePHBAIN1200C100\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e12.7 x 25.4 x 15.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +70 deg C (rack air)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2 W typical, 2.5 W max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Ranges\u003c\/td\u003e\n\u003ctd\u003e4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003eCurrent 250 OHM +\/-0.1 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-range\u003c\/td\u003e\n\u003ctd\u003e0 to 22 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit (0.0015 % LSB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1 % of span\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon Mode Rejection Ratio\u003c\/td\u003e\n\u003ctd\u003e120 dB @ 50 Hz - 250 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen-circuit Detect\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1.2 mA (4-20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e+5 VDC @ 200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95 % RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Backplane \u0026amp; Bus Performance\u003c\/h3\u003e\n\u003cp\u003eThe base unit integrates passive signal routing structures configured to sustain backplane bus communication velocity across system networks. Precision internal 250 OHM shunt resistors convert 4-20 mA loops into stable digitizing potentials, supporting high I\/O density scaling inside control cabinets while ensuring complete firmware flash compatibility with upstream processors.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x ABB PHBAIN1200C100 AIN120 Input Base Unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCabinet Mounting and Field Connection Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Installation\u003c\/strong\u003e: Secure the base chassis directly to cabinet mounting plates using standard hardware, maintaining adequate spacing for thermal dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Routing\u003c\/strong\u003e: Wire 4-20 mA field loops directly into designated screw terminals, respecting polarity constraints across all active loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding\u003c\/strong\u003e: Terminate incoming signal cable shields at the primary cabinet ground bus bar to optimize common mode noise rejection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat internal supply voltage is required by the PHBAIN1200C100 base?\u003c\/p\u003e\n\u003cp\u003eThe base unit operates directly from an internal +5 VDC system power rail, drawing approximately 200 mA under normal load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the unit detect an open loop condition on a 4-20 mA channel?\u003c\/p\u003e\n\u003cp\u003eAn open-circuit state is registered whenever the loop input current drops below the 1.2 mA threshold limit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the input impedance rating for current loop signals?\u003c\/p\u003e\n\u003cp\u003eEach current input path maintains a precision internal termination impedance of 250 OHM with a tolerance of +\/-0.1 %.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat maximum over-range value can the analog input handle?\u003c\/p\u003e\n\u003cp\u003eThe analog circuit digitizes inputs up to an extended measurement limit of 22 mA without signal clipping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat common mode noise suppression capability does the hardware provide?\u003c\/p\u003e\n\u003cp\u003eThe differential input topology achieves a Common Mode Rejection Ratio (CMRR) of 120 dB at 50 Hz up to 250 VAC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the active electronics module be removed while the base is energized?\u003c\/p\u003e\n\u003cp\u003eYes, the base unit supports hot-swap replacement of mating processing modules without disconnecting field wiring terminals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat accuracy level is maintained across the analog measurement span?\u003c\/p\u003e\n\u003cp\u003eThe input conversion hardware maintains overall analog measurement accuracy within +\/-0.1 % of the full calibrated span.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does ambient temperature affect base installation inside subracks?\u003c\/p\u003e\n\u003cp\u003eEnsure continuous cabinet airflow to maintain ambient rack air surrounding the base board between 0 and +70 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46021112561837,"sku":"PHBAIN1200C100","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/PHBAIN1200C100.jpg?v=1789278323","url":"https:\/\/www.maxwellplc.com\/products\/phbain1200c100-abb-ain120-input-base-harmony-block-i-o-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}