Bm 143-Desina Rs485 Basic Module (6Es7 143-1Bf00-0Ab0) - Siemens SIMATIC ET 200X Manual

Technical Specifications
7.6 BM 143-DESINA RS485 basic module
(6ES7 143-1BF00-0AB0)
Features
The BM 143-DESINA RS485 basic module with the order number
6ES7 143-1BF00-0AB0 has the following features:
S PROFIBUS-DP connection via copper conductors (RS 485)
S 8 digital inputs or outputs (individually parameterizable as input or output) plus 8
diagnostic inputs or inputs with NC functionality (individually parameterizable).
S Rated input voltage of 24 VDC
S Digital inputs are suitable for switches and proximity switches (BERO switches)
S Digital outputs are suitable for solenoid valves, DC contactors and indicator
lights
Pinout of the sockets for DI/DO
The following tables show the pinouts of the eight sockets used to connect the
digital inputs or outputs. The connector wiring is described in Section 4.4.4. The
arrangement of sockets X1 to X8 on the module in Appendix C.
Table 7-14 Pinout of sockets X1, X3, X5 and X7 for digital inputs or outputs
Pin Assignment
of socket X1
1 Non-switched supply voltage DC 24V-NS
2 Diagnostics
input or input
with NC
functionality
3 Chassis ground, power supply
4* Digital input or
output
(DESINA)
channel 0
5 not assigned
* If it is parameterized as a digital output, pin 4 is fed by the DC 24V-S switched supply voltage.
7-28
Assignment Assignment
of socket X3 of socket X5
Diagnostics Diagnostics
input or input input or input
with NC with NC
functionality functionality
Digital input or Digital input or
output output
(DESINA) (DESINA)
channel 2 channel 4
Assignment Front view of
of socket X7 socket
(Front view)
Diagnostics
input or input
with NC
functionality
1 1
Digital input or
output
(DESINA)
channel 6
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06
2 2
5 5 3
4