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8.5 Interface data
FTB/FTC compact scales and KMB-/KMS-/KMT-TM terminals (ITB/ITS/ITT) terminals are fitted as standard with one RS232C
interface (DIN 66020; CCITT V24/V.28). They are optionally available with an additional interface (RS232, Ethernet, Digital
I/O (only KMT-TM, ITT) or analog second scale interface (KMS-/KMT-TM,ITS/ITT and FTC)).
The pins of individual interfaces are assigned as below:
Pin view of connector
RS232C standard interface
Pin COM1 (RS232)
1 VCC (+5V power supply)
2) 4)
2 TxD 1 (transmit data)
3 RxD 1 (receive data)
4
3)
5 GND (signal ground)
6
3)
7
3)
8
3)
9
3)
2)
The VCC load on one interface must not exceed 100 mA
3)
must not be connected
4)
can be deactivated in the scale menu
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