{"product_id":"honeywell-05701-a-0145-four-channel-control-card","title":"Honeywell 05701-A-0145 Four-Channel Control Card","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 05701-A-0145\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e05701-A-0145\u003c\/strong\u003e Four-Channel Control Card, operates as a dedicated hardware component for precise monitoring and control tasks within Honeywell gas detection and process control networks. The card executes analog signal monitoring, processing real-time current loops from field instrumentation transmitters across four non-interfering measurement tracks.\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-0145\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 (USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.18 kg (Net module mass profile)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact rack-pluggable printed circuit board (PCB) footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e8.3 W maximum, 7.5 W typical operational draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Config\u003c\/td\u003e\n\u003ctd\u003e4-20 mA analog current loop inputs (4 independent channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e0 to 25 mA continuous linear spectrum tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003eIsolated 24 VDC +\/-5 % regulated sensor power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Line Resistance\u003c\/td\u003e\n\u003ctd\u003e500 ohms (cumulative total including field sensor\/transmitter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoop Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated short circuit and open circuit voltage protection up to 50 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Instrumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA Loop Interface and Signal Ranges:\u003c\/strong\u003e The control card features four discrete input channels optimized for 4-20 mA analog input standard signals. The physical processing circuits support an extended, linear measurement signal range stretching from 0 to 25 mA, permitting the system to accurately evaluate over-range telemetry conditions or under-scale faults generated by field transmitters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation and Loop Protection:\u003c\/strong\u003e Each current loop path integrates standalone fault boundaries that enforce strict channel-to-channel isolation parameters. The onboard protection array withstands open circuit and short circuit voltage anomalies up to 50 V, ensuring that a physical wire fault on an isolated loop does not propagate damage through adjacent operational channels or drop host backplane logic stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the card protect itself if a field sensor cable is accidentally shorted to a 24 VDC line?\u003c\/p\u003e\n\u003cp\u003eA: The 05701-A-0145 is equipped with continuous active loop protection. If a fault or cross-connection introduces overvoltage parameters up to 50 V, the internal solid-state barriers isolate the excessive current spike from the internal measuring networks, avoiding thermal overload on the board.\u003c\/p\u003e\n\u003cp\u003eQ: Is the isolated 24 VDC output loop derived from the card itself or from external field sources?\u003c\/p\u003e\n\u003cp\u003eA: The module contains internal regulation components that generate an isolated 24 VDC +\/-5 % output designed to power the connected 4-20 mA field transmitters directly. This design removes the need for supplementary field power distribution blocks, assuming the total line impedance stays under the 500 ohms threshold.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Layout Alignment, Clearance Constraints, and Mechanical Seating:\u003c\/strong\u003e Guide the 0.18 kg control card along the dedicated card guide paths of the standard 05701 rack assembly. Slide the module completely backward until the edge connectors line up square with the rear backplane interface socket, and push firmly until the front locking mechanisms fully click into structural engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation, Wireway Constraints, and Shield Grounding:\u003c\/strong\u003e Route all 4-20 mA signal pairs through enclosed low-potential wire trays, keeping a distinct separation from alternating current lines or heavy motor drive cables. Terminate the instrument cable shield braids directly to the central chassis grounding strip at the rack entry point to direct external electromagnetic noise fields straight to the primary control cabinet copper earth bus.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":47901308911806,"sku":"05701-A-0145","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-07-01_15-04-36_cbf32d5b-748d-4afc-838a-b294108de33e.png?v=1782894099","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-05701-a-0145-four-channel-control-card","provider":"AutoOilTech Limited","version":"1.0","type":"link"}