{"product_id":"tc-mux021-honeywell-serial-interface-module","title":"TC-MUX021 Honeywell 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 Honeywell TC-MUX021, part number 51404391-375, is a serial interface module intended for industrial automation communication. Its listed RS-232 and RS-485 interfaces support serial connections between compatible control equipment and field devices. The supplied specifications also identify a 24 VDC input and multiple electrical ratings. Verify the interface configuration and power requirements against the installed system before replacement.\u003c\/p\u003e\n\u003ch3\u003eTechnical 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\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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51404391-375\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSerial Interface Module\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\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e1.3 A \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Rating\u003c\/td\u003e\n\u003ctd\u003e5.6 mA at 1.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Rating\u003c\/td\u003e\n\u003ctd\u003e1.0 A at 3.3 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Rating\u003c\/td\u003e\n\u003ctd\u003e1.3 A at 5.1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Rating\u003c\/td\u003e\n\u003ctd\u003e4 mA at 24 VDC\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\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e10.8 x 8.7 x 7.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.00 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eCommunication Interfaces and Application\u003c\/h3\u003e\n\u003cp\u003eThe listed RS-232 and RS-485 interfaces use different serial communication methods. RS-232 typically serves point-to-point connections, while RS-485 supports differential signaling and can accommodate multidrop networks when the protocol and device configuration allow it. Confirm the required interface, wiring arrangement, protocol, and connector pinout before connecting field equipment.\u003c\/p\u003e\n\u003ch3\u003ePower and Electrical Ratings\u003c\/h3\u003e\n\u003cp\u003eThe supplied data lists a 24 VDC input alongside electrical ratings at 1.2 VDC, 3.3 VDC, 5.1 VDC, and 24 VDC. These values may describe different internal supply rails or circuits rather than a single input-power specification. Confirm the meaning of each rating and the module's actual power requirements before installation or replacement.\u003c\/p\u003e\n\u003ch3\u003eSystem Configuration\u003c\/h3\u003e\n\u003cp\u003eThe TC-MUX021 is documented as a two-channel Serial Interface Module (SIM) for Honeywell Experion control systems. Each channel uses a Field Termination Assembly (FTA), and the physical interface depends on the selected FTA. The documented configuration includes Modbus RTU and Allen-Bradley DF1 options; the required adapters, cables, and termination assemblies must match the intended communication setup.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many serial communication channels does the TC-MUX021 support?\u003c\/p\u003e\n\u003cp\u003eA: The TC-MUX021 is specified as a two-channel serial interface module. Each channel connects through its associated FTA.\u003c\/p\u003e\n\u003cp\u003eQ: Which serial interfaces and protocols can be used?\u003c\/p\u003e\n\u003cp\u003eA: The physical interface can be RS-232 or RS-422\/485, depending on the FTA. Supported configurations include Modbus RTU and Allen-Bradley DF1; protocol selection depends on the connected termination assembly and system configuration.\u003c\/p\u003e\n\u003cp\u003eQ: Does the TC-MUX021 support data transfer rates up to 1 Mbps?\u003c\/p\u003e\n\u003cp\u003eA: The supplied product information lists up to 1 Mbps, but the Experion LS technical specifications list a maximum communication speed of 19.2 kb\/s per FTA. Confirm the applicable specification for the installed hardware before using either value for system design.\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\"\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":67973585502517,"sku":"TC-MUX021 51404391-375","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/0789\/6885\/files\/TC-MUX02151404391-375_Cocoai.jpg?v=1793177219","url":"https:\/\/www.newgenplc.com\/de\/products\/tc-mux021-honeywell-serial-interface-module","provider":"New-Gen Automation Limited","version":"1.0","type":"link"}