{"product_id":"allen-bradley-1771-ofe1-plc-5-analog-output-module","title":"Allen-Bradley 1771-OFE1 PLC-5 Analog-Ausgangsmodul","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley \u003cstrong\u003e1771-OFE1\u003c\/strong\u003e is a 4-channel analog output module that converts digital values from a processor into analog voltage signals to control field devices within a industrial control network. This single-slot module interfaces directly into a Bulletin \u003cstrong\u003e1771\u003c\/strong\u003e I\/O chassis and operates with \u003cstrong\u003ePLC-5\u003c\/strong\u003e controllers via block transfer programming. The module converts 12-bit binary or 4-digit binary-coded decimal (BCD) values into high-resolution voltage outputs to regulate modulating infrastructure such as control valves, adjustable frequency AC drives, dampers, louvers, and positioners. It also acts as a precise signal source for data loggers, splitters, panel meters, totalizers, and single-loop controllers. Featuring 1500V optoelectrical isolation and 1000V individually-isolated differential outputs, the device secures processing equipment against localized overvoltage situations and contains dedicated internal short-circuit overload protection on each loop.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeamless operational configuration utilizing block transfer programming with Write Block Transfer instructions moving up to 13 data words and Read Block Transfer instructions carrying 5 debugging words.\u003c\/li\u003e\n\u003cli\u003eFour independent, 1000V individually-isolated differential voltage loops avoiding ground loops across widely separated field components.\u003c\/li\u003e\n\u003cli\u003eDual data format functionality supporting both Binary Coded Decimal (BCD) scaling and natural binary encoding to fit specific system setups.\u003c\/li\u003e\n\u003cli\u003eSelf-testing logic sequences executed automatically during startup to provide early operational diagnosis and system verification.\u003c\/li\u003e\n\u003cli\u003eBuilt-in overload protection circuits embedded on each separate channel path to safeguard hardware against load short circuits.\u003c\/li\u003e\n\u003cli\u003eShipped with a dedicated 1771-WH wiring arm allowing rapid module replacement without disconnecting active field wiring links.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProportional modulation of industrial control valves and dampening louvers.\u003c\/li\u003e\n\u003cli\u003eSpeed command reference transmission for adjustable frequency AC variable speed motor controllers.\u003c\/li\u003e\n\u003cli\u003eSignal sourcing for centralized data logging networks, splitters, and digital panel meters.\u003c\/li\u003e\n\u003cli\u003eDistributed control coupling with standalone single-loop controllers and processing totalizers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRevisions\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eProduct Number\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1771-OFE1 Ser A\u003c\/td\u003e\n\u003ctd\u003e1771-OFE1\/A, Series A, Rev A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1771-OFE1 Ser B\u003c\/td\u003e\n\u003ctd\u003e1771-OFE1\/B, Series B, Rev B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003ePerformance and Electrical Specifications\u003c\/h4\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line \/ Series\u003c\/td\u003e\n\u003ctd\u003ePLC-5 \/ PLC Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1771-OFE1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e612598003051\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003eFour (4) isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003e4 Isolated (1000 Volt) Differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Ranges\u003c\/td\u003e\n\u003ctd\u003e+1 to +5 VDC; -10 to +10 VDC; 0 to +10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Resolution\u003c\/td\u003e\n\u003ctd\u003e12 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDAC Converter Settling Time\u003c\/td\u003e\n\u003ctd\u003e0.8 ms (maximum for a resistive load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Scan Rate (BCD with Scaling)\u003c\/td\u003e\n\u003ctd\u003e8.0 ms for every channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Scan Rate (Binary without Scaling)\u003c\/td\u003e\n\u003ctd\u003e1.6 ms for all channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Accuracy (BCD Mode)\u003c\/td\u003e\n\u003ctd\u003e+0.1% of full scale; +1\/2 Least Significant Digit (LSD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Accuracy (Binary Mode)\u003c\/td\u003e\n\u003ctd\u003e+0.1% of full scale; +1\/2 Least Significant Bit (LSB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptoelectrical Isolation\u003c\/td\u003e\n\u003ctd\u003e1500V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Power Consumption\u003c\/td\u003e\n\u003ctd\u003e1.50 Amperes at 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired External Power\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Power Dissipation\u003c\/td\u003e\n\u003ctd\u003e7.9 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Thermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e26.9 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical AC Signal Delay (Off)\u003c\/td\u003e\n\u003ctd\u003e45 (+\/- 15) ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical DC Signal Delay (Off)\u003c\/td\u003e\n\u003ctd\u003e50 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Chassis\u003c\/td\u003e\n\u003ctd\u003e1771 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Arm\u003c\/td\u003e\n\u003ctd\u003e1771-WH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eMechanical and Environmental Specifications\u003c\/h4\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\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack Mountable (Single Slot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.25 lbs (0.57 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e32 to 140 Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 185 Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Shock\u003c\/td\u003e\n\u003ctd\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Vibration\u003c\/td\u003e\n\u003ctd\u003e2g at 10-500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect all chassis backplane power before inserting or removing the module from its structural slot.\u003c\/li\u003e\n\u003cli\u003eSnap appropriate keying bands between positions 10-12 and 26-28 to dedicate the specific slot position for this module type.\u003c\/li\u003e\n\u003cli\u003eSlide the card firmly into the chassis card guides until it seats fully into the backplane connectors.\u003c\/li\u003e\n\u003cli\u003eSecure all external loop wires to the 1771-WH wiring arm, ensuring correct polarity for each isolated channel.\u003c\/li\u003e\n\u003cli\u003eSum the backplane current draw (1.50 A) with all other modules to confirm the chassis power supply capacity is not exceeded.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695188963691,"sku":"Allen Bradley 1771-OFE1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1771-ofe1-analog-output-module-yzqqf23znpx_610b299b-5010-4ea7-8909-fb781bc04fd6.jpg?v=1766114560","url":"https:\/\/www.plcprotech.com\/de\/products\/allen-bradley-1771-ofe1-plc-5-analog-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}