{"product_id":"abb-88qt03c-e-gjr2374500r2111-procontrol-p-bus-coupler-module","title":"ABB 88QT03C-E GJR2374500R2111 PROCONTROL P Bus Coupler Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB 88QT03C-E GJR2374500R2111\u003c\/strong\u003e is a bus coupler module designed for signal processing and bus interfacing within the ABB (BBC) PROCONTROL P distributed control system. Operating on a 24 V DC power supply, this double-board module serves as a critical communication bridge between input\/output stations and the central PROCONTROL system bus network.\u003c\/p\u003e\n\u003cp\u003eBuilt on a dual-printed circuit board architecture, the \u003cstrong\u003eABB 88QT03C-E GJR2374500R2111\u003c\/strong\u003e handles high-speed data transmission and cycle-based signal exchange. The module features an onboard RS-485 interface operating at 1 MBaud to communicate with remote bus coupling hardware, supporting passive differential signal processing and dedicated cable connections for multi-cabinet layouts.\u003c\/p\u003e\n\u003cp\u003eDesigned for demanding power generation and industrial automation environments, the \u003cstrong\u003eABB 88QT03C-E GJR2374500R2111\u003c\/strong\u003e incorporates cyclic firmware self-diagnostics. Internal monitoring functions include dual-microprocessor verification, parity bit data protection, station bus telegram sink time monitoring, and external disturbance signal logging to maintain uninterrupted control system availability.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROCONTROL P System Integration:\u003c\/strong\u003e Connects input\/output stations directly to the station bus for cyclic data transmission and system diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS-485 Communication Port:\u003c\/strong\u003e Operates at 1 MBaud over RS-485 differential lines for reliable interconnectivity between coupling modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Diagnostic Architecture:\u003c\/strong\u003e Features dual-microprocessor mutual checking, parity bit protection, and automatic telegram sink time monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Panel LED Annunciation:\u003c\/strong\u003e Includes dedicated status indicators for general disturbance (ST), I\/O station disturbance (STEA), simulation mode (SIM), and data transfer participation (EAVE).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware Configuration Switches:\u003c\/strong\u003e Equipped with onboard DIP switches (S1) and jumpers to set output safety states, event processing response times, and cabinet wiring modes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Plant Automation:\u003c\/strong\u003e Interfacing remote process I\/O racks with central PROCONTROL P turbine and boiler control networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Distributed Control Systems (DCS):\u003c\/strong\u003e Coupling localized I\/O station bus signals across multi-cabinet configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003eGeneral\u003c\/h4\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eABB \/ BBC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e88QT03C-E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eGJR2374500R2111\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eBus Coupler Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003ePROCONTROL P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eElectrical\u003c\/h4\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\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC +\/- 25%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003eApprox. 166 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e4 W (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisturbance Input Voltage (Ue)\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisturbance Input Current (Ie)\u003c\/td\u003e\n\u003ctd\u003e5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnnunciation Output Voltage (Ua)\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnnunciation Output Current (Ia)\u003c\/td\u003e\n\u003ctd\u003e6 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eCommunication\u003c\/h4\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\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Rate\u003c\/td\u003e\n\u003ctd\u003e1 MBaud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Resistor\u003c\/td\u003e\n\u003ctd\u003e100 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePassive Differential Voltage\u003c\/td\u003e\n\u003ctd\u003e400 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Inter-Module Connection\u003c\/td\u003e\n\u003ctd\u003e10 m (total) \/ 1 m via cable 89IK01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eEnvironmental and Immunity\u003c\/h4\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\u003eElectrostatic Discharge (ESD)\u003c\/td\u003e\n\u003ctd\u003e8 kV to front panel (acc. to IEC 801\/2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectromagnetic Compatibility (EMC)\u003c\/td\u003e\n\u003ctd\u003e2 kV burst in remote bus cable (acc. to IEC 801\/4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eMechanical\u003c\/h4\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\u003eBoard Dimensions\u003c\/td\u003e\n\u003ctd\u003e6 units, 2 divisions, 160 mm deep\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard Construction\u003c\/td\u003e\n\u003ctd\u003e2 mechanically and electrically connected PCBs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector X11\u003c\/td\u003e\n\u003ctd\u003e48-pole edge connector type F (Station Bus \/ IO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector X21\u003c\/td\u003e\n\u003ctd\u003e32-pole edge connector type F (External Disturbance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.83 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections \/ Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector X11\u003c\/td\u003e\n\u003ctd\u003e48-Pole Edge Connector (Type F)\u003c\/td\u003e\n\u003ctd\u003eStation bus communication and I\/O station bus interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector X21\u003c\/td\u003e\n\u003ctd\u003e32-Pole Edge Connector (Type F)\u003c\/td\u003e\n\u003ctd\u003eExternal disturbance signals (SME1-SME3, SMS, STX)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Disconnection:\u003c\/strong\u003e Shut off 24 V DC power to the target PROCONTROL cabinet or subrack before inserting or removing the module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Safety:\u003c\/strong\u003e Wear an anti-static wrist strap connected to cabinet earth ground during handling to protect electronic components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJumper \u0026amp; DIP Switch Setup:\u003c\/strong\u003e Verify DIP switch S1 contact settings (for last-valid vs. zero value output on fault) and configuration jumpers before rack slot insertion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCard Insertion:\u003c\/strong\u003e Align the double board evenly with the subrack guide rails and push firmly until edge connectors X11 and X21 sit completely in the backplane sockets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBus Cable Connection:\u003c\/strong\u003e Connect appropriate interface cables (such as 89IK01 or 89IK10) to their corresponding terminal blocks or bus isolator units (70BT01).\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eConfiguration and Commissioning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEEPROM Initialization:\u003c\/strong\u003e Upon initial power-up, user parameters and address lists are transferred from EEPROM into main RAM via PDDS programming tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Verification:\u003c\/strong\u003e Monitor the front panel LEDs during startup: STEA flashing for ~4 seconds indicates RAM loading. Steady green EAVE indicates active participation in data transfer.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52668516925803,"sku":"GJR2374500R2111 88QT03C-E","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/abb-gjr2374500r2111-88qt03c-e-control-board-pt0pqt44yc5_74816943-3435-49ee-a7fb-344d25d9e02c.jpg?v=1765532698","url":"https:\/\/www.plcprotech.com\/products\/abb-88qt03c-e-gjr2374500r2111-procontrol-p-bus-coupler-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}