Installation
Leuze electronic
Technical description BCL 21/22 SB
33
TNT
35/7-2
4
V
Wiring description BCL 21
Table 6.1:
Wiring description BCL 21
Wiring description BCL 22
Table 6.2:
Wiring description BCL 22
Switching inputs
A read process can be triggered by applying a voltage of 12 … 30VDC to the switched input
connections SWIN1 and SWIN2.
Pin 1
GND 485
Pin 2
SWIN1
Switching input 1, 12 … 30VDC, (see figure 6.7)
Pin 3
RS485_A
Signal line A, host interface RS 485
Pin 4
RS485_B
Signal line B, host interface RS 485
Pin 5
/MA0
Address selection bit0
Pin 6
/MA1
Address selection bit1
Pin 7
/Serv
Bridge to pin 15: service operation via RS 232 interface
Pin 8
VIN
Supply v10 … 30VDC
Pin 9
/MA4
Address selection bit4
Pin 10
SWOUT1
Switching output 1
Pin 11
RXD_Serv
RXD signal, service interface RS 232
Pin 12
TXD_Serv
TXD signal, service interface RS 232
Pin 13
/MA2
Address selection bit2
Pin 14
/MA3
Address selection bit3
Pin 15
GNDIN
Supply voltage 0VDC
Metal
flange
FE
Functional earth (the shielding of the sub-D-cable is connected with the flange of
the connector casing)
Pin 1
Res.
Reserved
Pin 2
SWIN1
Switching input 1, 12 … 30VDC, (see figure 6.7)
Pin 3
CTS
CTS signal, host interface RS 232
Pin 4
RTS
RTS signal, host interface RS232
Pin 5
Res.
Reserved
Pin 6
SWOUT2
Switching output 2
Pin 7
/Serv
Bridge with pin 15: service operation
Pin 8
VIN
Supply v10 … 30VDC
Pin 9
SWIN2
Switching input 2, 12 … 30VDC
Pin 10
SWOUT1
Switching output 1
Pin 11
RXD
RXD signal, service interface RS 232
Pin 12
TXD
TXD signal, service interface RS 232
Pin 13
Res.
Reserved
Pin 14
Res.
Reserved
Pin 15
GNDIN
Supply voltage 0VDC
Metal
flange
FE
Functional earth (the shielding of the sub-D-cable is connected with the flange of
the connector casing)