Renu Electronics Pvt. Ltd. Manufactures Profibus Option Card. Renu Electronics Pvt. Ltd is an ISO9001:2000 certified company by TÜV. Profibus Option Card allows Toshiba VF-S11 inverter to act as Profibus DP- Slave on Profibus network. It connects on a control PCB of VF-S11 inverter using 24pin connector. The Profibus Option Card provides Profibus DP- slave port [9 pin D Sub] along with the standard serial communication port [8 Pin RJ45 for option unit], contact input [F, R], analog input [VIA] , 24 VDC power supply and CC [ 5 Pin terminal block]. Profibus Option Card also provides relay Output [FLA, FLB, FLC] that can be assigned as fault output. This Option Card communicates with the VF-S11 Inverter [Control Card] and fetches various parameters and makes them available on Profibus DP- Slave port.