{"product_id":"prosoft-technology-ilx34-mbs485-point-i-o-modbus-serial-communication-module","title":"ProSoft Technology ILX34-MBS485 Point I\/O Modbus Serial Communication Module","description":"\u003ch2\u003eProSoft Technology ILX34-MBS485 Point I\/O Modbus Serial Communication Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for Modbus serial data exchange in Allen-Bradley Point I\/O systems, the \u003cstrong\u003eProSoft Technology ILX34-MBS485\u003c\/strong\u003e (\u003cstrong\u003eILX34-MBS\u003c\/strong\u003e Modbus Serial Communication Module) provides RS-485 and RS-422 connectivity between Logix controllers and Modbus devices. The module supports Modbus RTU and ASCII operation and can operate as either Master or Slave.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eILX34-MBS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eILX34-MBS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eProSoft Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePoint I\/O Modbus Serial Communication Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Platform\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley Point I\/O 1734 System; CompactLogix L1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +55 deg C\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified; Point I\/O bus current approximately 75 mA @ 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSerial Interface\u003c\/td\u003e\n\u003ctd\u003eRS-485, 2-wire or 4-wire; RS-422\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd\u003eModbus RTU Master\/Slave; Modbus ASCII Master\/Slave\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rate\u003c\/td\u003e\n\u003ctd\u003e300 to 115,200 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Bits\u003c\/td\u003e\n\u003ctd\u003e7 or 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStop Bits\u003c\/td\u003e\n\u003ctd\u003e1 or 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParity\u003c\/td\u003e\n\u003ctd\u003eNone, Odd, Even\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModbus Command Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 100 commands in Master mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Indicators\u003c\/td\u003e\n\u003ctd\u003eModule Status, Network Status, Tx\/Rx Activity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Environment\u003c\/td\u003e\n\u003ctd\u003eRSLogix 5000 \/ Studio 5000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePoint I\/O 1734 terminal base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProSoft Technology Serial Protocol Handling\u003c\/h3\u003e\n\u003cp\u003eThe ILX34-MBS485 performs protocol conversion between the Point I\/O backplane data structure and Modbus serial transactions. Modbus RTU and ASCII modes can be configured for Master or Slave operation.\u003c\/p\u003e\n\u003cp\u003eThe RS-485 interface supports multidrop serial communication using differential signaling. For RS-485 networks, termination and biasing should follow the connected device network design and cable specification.\u003c\/p\u003e\n\u003cp\u003eAdd-On Instructions provide structured controller data for I\/O, status, and control information. Diagnostic information can also be exposed through controller tags for communication monitoring.\u003c\/p\u003e\n\u003cp\u003eThe serial port can be enabled or disabled through ladder logic. Communication parameters must match the connected Modbus devices, including baud rate, parity, data size, and stop-bit configuration.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the ILX34-MBS485 operate as either a Modbus Master or Slave?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The serial interface supports configurable Modbus RTU and Modbus ASCII Master or Slave operation.\u003c\/p\u003e\n\u003cp\u003eQ: Which physical serial interfaces are supported?\u003c\/p\u003e\n\u003cp\u003eA: The module supports RS-485 and RS-422 interfaces. RS-485 can be wired using 2-wire or 4-wire configurations.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module require a dedicated Point I\/O terminal base?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The module mounts to a compatible 1734 terminal base, which provides the required Point I\/O electrical and mechanical interface.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module on the specified Point I\/O terminal base and verify mechanical engagement before applying power.\u003c\/p\u003e\n\u003cp\u003eConfirm that the Point I\/O bus supply and external wiring comply with the module installation documentation.\u003c\/p\u003e\n\u003cp\u003eConfigure the serial parameters to exactly match the connected Modbus device. Mismatched baud rate, parity, data bits, or stop bits will prevent valid communication.\u003c\/p\u003e\n\u003cp\u003eFor RS-485 wiring, use twisted-pair communication cable suitable for differential serial transmission. Keep communication wiring separated from high-voltage power conductors and high-current switching circuits.\u003c\/p\u003e\n\u003cp\u003eTerminate the RS-485 network according to the network topology and connected-device requirements. Avoid unnecessary branch wiring that can create signal reflections.\u003c\/p\u003e\n\u003cp\u003eConnect cable shields according to the site grounding scheme. Avoid creating multiple unintended shield-current paths through separate equipment grounding points.\u003c\/p\u003e\n\u003cp\u003eVerify TX and RX activity indicators during commissioning. Confirm Modbus node addressing and command mapping before placing the communication channel into continuous operation.\u003c\/p\u003e","brand":"AMPHENOL","offers":[{"title":"Default Title","offer_id":43921456726106,"sku":"ILX34-MBS485","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/ILX34-MBS485.jpg?v=1787824715","url":"https:\/\/www.plcmasters.com\/products\/prosoft-technology-ilx34-mbs485-point-i-o-modbus-serial-communication-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}