{"product_id":"honeywell-05701-a-0123-system-57-single-channel-control-card","title":"Honeywell 05701-A-0123 System 57 Single Channel Control Card","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 05701-A-0123\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e05701-A-0123\u003c\/strong\u003e Single Channel Control Card, operates as a dedicated hardware component for closed-loop process control within Honeywell System 57 platforms. This plug-in control module provides localized processing logic to execute deterministic single-loop control algorithms independently of primary supervisory network layers.\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\u003e05701-A-0123\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\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard System 57 control card mass profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard System 57 single-slot plug-in footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C (32 to 140 deg F)\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 (-40 to 185 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input\u003c\/td\u003e\n\u003ctd\u003e5 VDC (supplied directly via the chassis backplane bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSingle Channel Control Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoop Capacity\u003c\/td\u003e\n\u003ctd\u003eSingle closed-loop processing execution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Configurations\u003c\/td\u003e\n\u003ctd\u003eAnalog signals (4-20 mA, 1-5 VDC via external modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Configurations\u003c\/td\u003e\n\u003ctd\u003eAnalog signals (4-20 mA), Optional Digital outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Algorithms\u003c\/td\u003e\n\u003ctd\u003eConfigurable Proportional (P), Proportional-Integral (PI), and Proportional-Integral-Derivative (PID) logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoop Scan Time\u003c\/td\u003e\n\u003ctd\u003eLess than 10 ms execution frequency\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Resolution\u003c\/td\u003e\n\u003ctd\u003e12-bit or better based on targeted parameter allocation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Interface\u003c\/td\u003e\n\u003ctd\u003eProprietary Honeywell I\/O bus communication tracks\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 boundary limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal Diagnostics\u003c\/td\u003e\n\u003ctd\u003eOnboard Light Emitting Diodes (Power, Channel Active, Fault)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Instrumentation and DCS Communication\u003c\/h3\u003e\n\u003cp\u003eThe single-channel control card implements localized signal conditioning and processing matrices to maintain a loop scan time of less than 10 ms. When routing analog telemetry inputs from field transmitters—including parameters compiled via the 4-20 mA HART loop protocol—the card digitizes the variable through an on-board 12-bit analog-to-digital converter matrix.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the internal power regulation layer react if the 5 VDC backplane supply experiences voltage sags?\u003c\/p\u003e\n\u003cp\u003eA: The module relies on a stable 5 VDC nominal voltage provided by the chassis backplane. If the backplane voltage sags outside standard operating tolerances, the module's internal supervisor circuit triggers a low-power trip, illuminates the onboard Fault LED, and drives the control loops to a predetermined fail-safe open state to prevent erratic output execution.\u003c\/p\u003e\n\u003cp\u003eQ: Can the PID control algorithm parameters be modified on the 05701-A-0123 module while the loop is actively running?\u003c\/p\u003e\n\u003cp\u003eA: Algorithm parameters can be adjusted via the proprietary Honeywell I\/O bus interface using compatible engineering software. However, executing live tuning updates alters active register variables; if parameters are modified outside safe process stability limits, the loop will immediately respond to the new proportional or integral constants, which may cause process variable bumps if not balanced prior to download.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45079851532403,"sku":"05701-A-0123","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-14_13-410-58_854baff5-b4f1-4f9d-b2a2-664ceb93b994.png?v=1780909505","url":"https:\/\/www.dcssupplier.com\/ar\/products\/honeywell-05701-a-0123-system-57-single-channel-control-card","provider":"DcsSupplier Limited","version":"1.0","type":"link"}