SIMATIC TOP Connect and SIMATIC TOP Connect TPA
8-13
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Table 8-5 Components of SIMATIC TOP connect, continued
Components of SIMATIC TOP connect Order number
Round-sheath
ribbon cable
2 x 16
Unshielded 30 m
60 m
6ES7923-2CD00-0AA0
6ES7923-2CG00-0AA0
Crimping tool for 16-pin connector 6ES7928-0AA00-0AA0
Selection aid
In the following table you will find the components of SIMATIC TOP connect with
which you can wire the digital modules.
Table 8-6 Selection Table for SIMATIC TOP connect Components
Digital Modules Terminal block for... Front connector
module for...
One-con-
ductor
connection
Three-con-
ductor
connection
2A
module
s
Relays SM; 16 or
32
channels
2A
modules
SM 321; DI 32 x 24 VDC – – –
SM 321; DI 16 x 24 VDC – – –
SM 321; DI 16 x 24 VDC;
source input
– – –
SM 322; DO 32 x
24 VDC/0.5 V
– –
SM 322; DO 16 x
24 VDC/0.5 V
– –
SM 322; DO 8 x
24VDC/0.5 V; with diagnostic
interrupt
– – –
SM 322; DO 8 x 24 VDC/2 A – – – –
SM 323;
DI 16/DO 16 x 24VDC/ 0.5 A
– – –
SM323;
DI 8/DO 8 x 24 VDC/0.5 A
– – –
One-conductor or three-conductor connection
With the three-conductor connection, you can optionally apply the supply voltage
for the module to the front connector module or to the terminal block. With the
one-conductor connection, this can only be done to the front connector module.
2A module connection
You require the following information on wiring 2A modules only when you want to
use the SM 322; 8 x DO 24 VDC/2 A with SIMATIC TOP connect.
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