Interface Data - KERN FTB Service Manual

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:
5 4 3 2 1
9 8 7 6
RS232C standard interface
Pin COM1 (RS232)
1 VCC (+5V power supply)
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
FTx/ITx-SH-e-0720
Pin view of connector
2) 4)
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