{"product_id":"mms-6822-emerson-epro-modbus-rtu-tcp-ip-interface-card","title":"MMS 6822 | Emerson EPRO | Modbus RTU\/TCP-IP Interface Card","description":"\u003cp\u003eConfigured for industrial data communication in process control platforms, the \u003cstrong\u003eEmerson EPRO MMS 6822\u003c\/strong\u003e (\u003cstrong\u003eMMS 6822\u003c\/strong\u003e Interface Card) provides direct electrical execution of Modbus RTU and TCP\/IP protocol mapping.\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\u003eMMS 6822\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson EPRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e90 mm x 60 mm x 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC, 100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 128 Modbus devices\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 Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe MMS 6822 facilitates seamless integration between field devices and host control systems through robust Modbus RTU and Ethernet-based communication protocols. Featuring channel-to-channel isolation, the card ensures that individual measurement loops remain electrically decoupled, preventing noise propagation in multi-node networks. The module supports diverse input types including ±10 V, ±20 mA, RTD, and thermocouple signals, which are normalized through a 16-bit analog-to-digital converter. For thermal monitoring, cold junction compensation (CJC) is implemented to maintain accuracy in temperature measurement loops, ensuring precise data transmission for all connected Modbus slave devices.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the MMS 6822 operate simultaneously in RTU and TCP\/IP modes?\u003c\/p\u003e\n\u003cp\u003eA: The module supports both protocols to enable flexibility in system integration. However, ensure that the communication bus loading and refresh rates are configured within the limits of the master control system to prevent latency during data polling.\u003c\/p\u003e\n\u003cp\u003eQ: Is this module capable of local I\/O expansion?\u003c\/p\u003e\n\u003cp\u003eA: The module acts as an interface card supporting up to 128 devices. It is not designed for direct local I\/O expansion but rather serves as a gateway to map field inputs to the Modbus communication structure.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the card on a standard DIN-rail, ensuring proper spacing for convective cooling within the enclosure.\u003c\/li\u003e\n\u003cli\u003eVerify the 24 VDC power supply polarity at the input terminals to prevent damage to the internal logic circuitry.\u003c\/li\u003e\n\u003cli\u003eTerminate shielded communication cables at the designated ports, ensuring the cable shield is grounded at a single point to mitigate electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eSet the Modbus slave address and communication parameters via the system configuration utility before establishing a connection to the network.\u003c\/li\u003e\n\u003cli\u003eConfirm link activity and data integrity by monitoring the status LEDs on the module faceplate during the initial handshake with the Modbus master.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"EMERSON","offers":[{"title":"Default Title","offer_id":53035788861749,"sku":"MMS 6822","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/MMS6822.png?v=1782369471","url":"https:\/\/www.5gplc.com\/products\/mms-6822-emerson-epro-modbus-rtu-tcp-ip-interface-card","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}