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Operating and Installation Instructions Display device KERN KFS-T

Operating and Installation Instructions Display device KERN KFS-T

Operating and Installation Instructions Display device KERN KFS-T

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9 RS 232C interfaceThe RS 232C interface allows a bi-directional data exchange from the balance toexternal <strong>device</strong>s. This data exchange is asynchronous using ASCII - Code.The following conditions must be met to provide successful communication betweenthe weighing system <strong>and</strong> the printer.• Use a suitable cable to connect the display unit to the interface of the printer.Faultless operation requires an adequate <strong>KERN</strong> interface cable.• Communication parameters (Baud rate, parity, see chap. 8) of display <strong>device</strong><strong>and</strong> printer must match.Pin allocation of balance output plug:Pin nr. Signal Input/Output Function2 RXD Input Receive data3 TXD Output Transmit data4 DTR Output HIGH5 GND - Signal ground6 - -7 - -8 - -9 GND - Signal groundInterface cable:PCD-SUB9PBalanceD-SUB9PTXD32RXRX23TXDGN55GN<strong>KFS</strong>-T-BA_IA-e-1213 41

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