{"product_id":"1769-2ws-allen-bradley-compactlogix-dual-load-cell-module","title":"1769-2WS Allen-Bradley CompactLogix Dual Load Cell Module","description":"\u003ch2\u003eALLEN BRADLEY 1769-2WS CompactLogix Weigh Scale Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eALLEN BRADLEY 1769-2WS\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1769-2WS\u003c\/strong\u003e Weigh Scale Module, operates as a dedicated hardware component for strain gauge load cell signal processing within CompactLogix and MicroLogix 1500 systems. Designed with 2 independent load cell channels, the unit converts raw millivolt signals from -0.3 mV to +15.3 mV into 24-bit digital weight values. The module supplies an integrated 5 VDC excitation voltage to power up to 8 parallel strain gauge transducers, delivering direct force measurement to controller logic without external transmitter signal conditioning.\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\u003e1769-2WS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eALLEN BRADLEY\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\u003e0.14 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e118 x 35 x 87 mm\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\u003e4.5 W heat dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e2 independent weigh scale inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Range\u003c\/td\u003e\n\u003ctd\u003e-0.3 mV to +15.3 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExcitation Voltage\u003c\/td\u003e\n\u003ctd\u003e5 VDC output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e24 bits (1:8,388,608 internal counts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 500 mA at 5.1 VDC \/ 0 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e125 VAC field-to-backplane \/ 1500 VDC channel-to-channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Integration \u0026amp; I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 1769-2WS streams weight, tare, and rate-of-change data across the CompactLogix backplane at up to 100 updates per second, maintaining backplane bus communication velocity across EtherNet\/IP deterministic networks. The module supports electronic (C2) and traditional test-weight calibration procedures directly within RSLogix 5000 and Studio 5000 Logix Designer software. Firmware flash compatibility ensures seamless I\/O density scaling and diagnostics processing—including load cell overload and open-circuit wire fault detection—without disturbing backplane synchronization.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many load cells can be connected to a single 1769-2WS module?\u003c\/p\u003e\n\u003cp\u003eA: The module supplies sufficient 5 VDC excitation current to drive up to 8 standard 350-Ohm strain gauge load cells in parallel across its two channels.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 1769-2WS execute tare and calibration procedures directly over the controller backplane?\u003c\/p\u003e\n\u003cp\u003eA: Yes, operators execute electronic (C2) calibration, traditional span calibration, and tare adjustments directly via RSLogix 5000 \/ Studio 5000 software tag parameters.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the 1769-2WS module onto an IEC standard DIN rail or panel surface using the integrated mounting feet, ensuring the bus lever locks securely into the adjacent 1769 Compact I\/O module or controller backplane interface. Confirm the module is positioned within its maximum power supply distance rating on the I\/O bank.\u003c\/p\u003e\n\u003cp\u003eConnect load cell sense and signal lines using 4-wire or 6-wire shielded, twisted-pair cables. Ground cable shields at a single point on the enclosure ground bus bar to suppress high-frequency electrical noise and common-mode signal corruption. Keep all low-level mV signal wiring physically separated from high-voltage AC lines and variable frequency drive motor cables.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52906254696760,"sku":"1769-2WS","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/306..jpg?v=1788492635","url":"https:\/\/www.automodulexpert.com\/products\/1769-2ws-allen-bradley-compactlogix-dual-load-cell-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}