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3 Technical Data
The technical data can be found in the data sheet for the IT 1911i.
3.1 Pin assignments of the connection cable
3.1.1
KB 232-1 IT 190x Part no. 50114517
Helix cable, maximum length 3 m. Signal level 0 and +5 volts TTL
Pin assignments of the 9-pin D-sub socket (female) for cable CBL-020-300-C00
Pin number
Signal
1
nc
2
TX
3
RX
4
nc
5
GND
6
DTR
7
CTS
8
RTS
9
VCC IN
For the suitable power supply unit for IT 190x (100 - 230 V/50 – 60 Hz), see chapter 7. The power supply unit
connection on the cable is not used.
3.1.2
KB PS2-1 IT190x Part no. 50114519
Helix cable, maximum length 3 m.
Pin assignments of the Mini DIN socket or connector for cable CBL-720-300-C00
Pin
Pin socket
connector
1
-
2
2
3
3
4
4
5
-
6
6
-
1
-
2
3.1.3
KB USB-1 IT 190x Part no. 50114521
Straight cable, maximum length 3 m.
Pin assignments of USB type A connector for cable CBL-500-300-S00
USB type A connector
1
2
3
4
Leuze electronic
Designation
Not used
Transmit data
Receiving line / Receive Data
Not used
Ground connection
Data set ready (+5 volt connected to output)
Clear to send
Request to send
4.5 – 5.5 V DC (if no power supply unit is connected to the power supply unit
connection)
Signal
Designation
PC Data
PC data line
NC
Not used
GND
Ground connection
VCC IN
5 Volts DC
PC Clock
PC clock line
NC
Not used
KB data
Keyboard data line
KB clock
Keyboard clock line
Signal
Designation
VCC IN
5 Volts DC
Data -
Data line -
Data -
Data line +
GND
Ground connection
IT1911i
8
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