{"product_id":"honeywell-tk-mux021-serial-interface-module","title":"Honeywell TK-MUX021 Serial Interface Module","description":"\u003ch2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/Honeywell_480x480.png?v=1697038586\" alt=\"\" width=\"68\" height=\"13\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell TK-MUX021\u003c\/strong\u003e, also cataloged in the supplied information alongside the \u003cstrong\u003eTC-MUX021\u003c\/strong\u003e model, is described as a serial interface or multiplexer module for industrial control systems. Its reported function involves data communication between controllers, I\/O subsystems, and connected devices. The exact interface configuration and equivalence between the TK-MUX021 and TC-MUX021 require verification against manufacturer documentation.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003eTK-MUX021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssociated Model\u003c\/td\u003e\n\u003ctd\u003eTC-MUX021\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.59-0.9 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eApproximately 108 x 87 x 78 mm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51404391-375\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eSerial Interface \/ Multiplexer Module \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Width\u003c\/td\u003e\n\u003ctd\u003eDouble slot-width \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd\u003eRS-232 \/ RS-485 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Transfer Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 1 Mbps \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rail Ratings\u003c\/td\u003e\n\u003ctd\u003e5.1 VDC at 1.3 A and 3.3 VDC at 1.0 A \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Communication and Electrical Interface\u003c\/h3\u003e\n\u003cp\u003eSerial communication depends on the physical interface, electrical signaling, port configuration, and protocol settings. RS-232 and RS-485 use different electrical interfaces, so the installed hardware and wiring must match the actual port specification.\u003c\/p\u003e\n\u003cp\u003eFor a Honeywell DCS installation, verify the supported controller or communication subsystem, connector pinout, signal reference, baud rate, parity, and termination requirements before connecting field equipment. The supplied information does not establish the exact protocol, port count, or supported communication topology of the TK-MUX021.\u003c\/p\u003e\n\u003cp\u003eThe TK designation is reported as identifying a conformal-coated variant. However, the coating specification and the claimed functional equivalence to TC-MUX021 should be confirmed using the manufacturer's documentation for the exact ordering code.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the TK-MUX021 replace the TC-MUX021 directly?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Direct replacement cannot be confirmed from the supplied information alone. Compare the complete part number, hardware revision, connector arrangement, rack requirements, firmware compatibility, and manufacturer-approved replacement documentation before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the TK-MUX021 support both RS-232 and RS-485 at up to 1 Mbps?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The supplied description lists both interfaces and a transfer rate of up to 1 Mbps, but it does not establish whether both interfaces are available on the same module or whether this rate applies to each interface. Verify the hardware manual and communication configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the TK-MUX021 rated for operation from -40 to +85 deg C?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This temperature range appears in the supplied data but has not been independently verified for the exact model. Confirm the manufacturer's environmental ratings and the permitted operating conditions of the installed rack.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify module identity:\u003c\/strong\u003e Read the complete model and part number from the module label. Do not assume that TK-MUX021 and TC-MUX021 have identical hardware or environmental qualifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck rack compatibility:\u003c\/strong\u003e Confirm the approved mounting position, slot width, backplane connection, and controller configuration before insertion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate power:\u003c\/strong\u003e Follow the system maintenance procedure and applicable electrical safety requirements before removing or installing the module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect connectors:\u003c\/strong\u003e Check the board edge, connector contacts, and mating interfaces for contamination, damage, or corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify serial wiring:\u003c\/strong\u003e Match the documented RS-232 or RS-485 interface, pin assignments, signal polarity, reference connections, and termination requirements. Do not connect the interfaces based solely on connector appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoute communication cables:\u003c\/strong\u003e Separate low-level communication wiring from high-noise power and switching circuits where practical. Apply cable shielding and grounding according to the manufacturer's instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValidate operation:\u003c\/strong\u003e Confirm module recognition, communication settings, data exchange, and diagnostic status using the approved system procedures before returning the equipment to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\n\u003cimg height=\"13\" width=\"68\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/Honeywell_480x480.png?v=1697038586\"\u003eOther Attributes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: Honeywell Experion PKS(C200,C300)\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: \u003cspan\u003e USA\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLead Time: In Stock, 2 Working Days\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\n\u003cimg height=\"13\" width=\"68\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/Honeywell_480x480.png?v=1697038586\"\u003e\u003cspan\u003eIn Stock \u003c\/span\u003e\u003cspan\u003eHot Items \u003c\/span\u003eof Honeywell\u003c\/h2\u003e\n\u003ctable width=\"589\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"186\"\u003eFC-SDO-1624\u003c\/td\u003e\n\u003ctd width=\"135\"\u003e8C-PAIH51\u003c\/td\u003e\n\u003ctd width=\"268\"\u003eMC-TAMR03 51309218-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-TSDI-1624\u003c\/td\u003e\n\u003ctd\u003e8C-PAIH51*E\u003c\/td\u003e\n\u003ctd\u003eMC-TAOY22 51204172-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-TSDO-1624\u003c\/td\u003e\n\u003ctd\u003e8C-PAIH52\u003c\/td\u003e\n\u003ctd\u003eMU-TMCN02 561401846-200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS-TSAI-1620M\u003c\/td\u003e\n\u003ctd\u003e8C-PAIN01\u003c\/td\u003e\n\u003ctd\u003eMC-TAIH02 51304453-150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFS-TSDI-1624\u003c\/td\u003e\n\u003ctd\u003e8C-PAOH51\u003c\/td\u003e\n\u003ctd\u003eMC-TAIL02 51304437-150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-RUSIO-3224\u003c\/td\u003e\n\u003ctd\u003e8C-PAON01\u003c\/td\u003e\n\u003ctd\u003eMC-TDID72 51303928-150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-SDI-1624\u003c\/td\u003e\n\u003ctd\u003e8C-PCNT01\u003c\/td\u003e\n\u003ctd\u003eMC-TDODI3 51304650-150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-BKM-0001\u003c\/td\u003e\n\u003ctd\u003e8C-PDIL51\u003c\/td\u003e\n\u003ctd\u003eMC-TDOY23 51204166-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-IO-0001\u003c\/td\u003e\n\u003ctd\u003e8C-PDILAI\u003c\/td\u003e\n\u003ctd\u003eMU-KLAM06 51304465-400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-PSU-UNI2450U\u003c\/td\u003e\n\u003ctd\u003e8C-PDOD51\u003c\/td\u003e\n\u003ctd\u003eMU-TAIH02 51304453-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-QPP-0001\u003c\/td\u003e\n\u003ctd\u003e8C-TAID51\u003c\/td\u003e\n\u003ctd\u003eMU-TAMR03 501309218-125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-SAI-1620M\u003c\/td\u003e\n\u003ctd\u003e8C-TAIX51\u003c\/td\u003e\n\u003ctd\u003eMU-TAOX12 51304335-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFC-USI-0001\u003c\/td\u003e\n\u003ctd\u003e8C-TAIX61\u003c\/td\u003e\n\u003ctd\u003eMU-TDID72 51303928-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCC-PAOX01\u003c\/td\u003e\n\u003ctd\u003e8C-TAOX61\u003c\/td\u003e\n\u003ctd\u003eMU-TDOD12 51304423-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCC-PFB801\u003c\/td\u003e\n\u003ctd\u003e8C-TCNT01\u003c\/td\u003e\n\u003ctd\u003eMU-TDOR22 51304427-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCC-PPIX01\u003c\/td\u003e\n\u003ctd\u003eTC-CCN013\u003c\/td\u003e\n\u003ctd\u003eDC-TFB412 51307618-176\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCC-TAID11\u003c\/td\u003e\n\u003ctd\u003eTC-CCR012\u003c\/td\u003e\n\u003ctd\u003eTK-IOLI01 51403427-175 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC-TAOX11\u003c\/td\u003e\n\u003ctd\u003eTC-IAH161\u003c\/td\u003e\n\u003ctd\u003eTK-PPD011 51309241-175 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTC-IDJ161\u003c\/td\u003e\n\u003ctd\u003eTC-OAV081\u003c\/td\u003e\n\u003ctd\u003eTK-PRS021 51404305-275 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTC-IXL061\u003c\/td\u003e\n\u003ctd\u003e10300\/1\/1\u003c\/td\u003e\n\u003ctd\u003eCC-TAIX01 51308363-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTDCS3000LCN\u003c\/td\u003e\n\u003ctd\u003e51305887-150\u003c\/td\u003e\n\u003ctd\u003e8C-PAOHA1 51454469-275\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTK-FPDXX2\u003c\/td\u003e\n\u003ctd\u003e10012\/1\/2\u003c\/td\u003e\n\u003ctd\u003e8C-PAIMA1 51454473-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eOur Competitive Brands\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e- ABB Advant-800xA，Advant OCS，Bailey Infi 90 and Net 90，H\u0026amp;B Freelance 2000，DSQC Robots，IGCT \/ IGBT\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- GE General Electric Field Control, Genius I\/O, QuickPanel, RX3i PacSystem, Series 90, Series 90, Series VersaMax\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Allen Bradley Allen-Bradley SLC500, MicroLogix, CompactLogix, ControlLogix, PLC-5, Panel View,\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Bently Nevada 3300 System, 3500 System\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Honeywell 7800 Series, FSC, IPC, Mxopen, TDC 2000, TDC 3000, Experion PKS(C200,C300)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Yokogawa Centum CS - Centum VP, Centum XL - micro XL, FA-M3, ProSafe-PLC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e- Ovation, Foxboro, EPRO, Emerson DeltaV, Fuji, Siemens, HIMA, Prosoft, Invensys Triconex, ICS TRIPLEX, Woodward, Bachmann, Schneider\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"tel:+8618030205725\"\u003e\u003cspan\u003e\u003cstrong\u003eTEL: +86 18030205725 \u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e    \u003ca href=\"maito:manskiwong@cambia.cn\"\u003e\u003cspan\u003e\u003cstrong\u003eE-MAIL: manskiwong@cambia.cn\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":67741610541365,"sku":"TK-MUX021","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/TK-MUX021-3_Cocoai.jpg?v=1792222939","url":"https:\/\/www.newgenplc.com\/es\/products\/honeywell-tk-mux021-serial-interface-module","provider":"New-Gen Automation Limited","version":"1.0","type":"link"}