Siemens S5-100U User Manual page 30

S5-100U
Examples:
a) CPU 100: This CPU lets you operate six digital modules (8-channel) and two analog modules
(4-channel):
b) CPU 100: This CPU does not let you use three digital modules (8-channel) with three analog
modules (4-channel) because the maximum permissible number of analog data bits
would be exceeded:
c) CPU 102: This CPU lets you operate seven digital modules (8-channel) and four analog
modules (4-channel):
d) CPU 102: This CPU does not let you use 20 digital modules (8-channel) with 5 analog
modules (4-channel) because the maximum permissible number of analog data bits
would be exceeded:
e) CPU 103: This CPU lets you operate 24 digital modules (8-channel) and eight analog modules
(4-channel):
f) CPU 103: This CPU does not let you use 31 digital modules (8-channel) with four analog
modules (2-channel) because the maximum permissible number of slots would be
exceeded:
EWA 4NEB 812 6120-02
[6 x 8+2 x (4 x 16)]=48+128<256
[3 x 8+3 x (4 x 16)]=24+192<256
[7 x 8+4 x (4 x 16)]=56+256<480
[20 x 8+5 x (4 x 16)]=160+320=480
[24 x 8+8 x (4 x 16)]=192+512=704
[31 x 8+4 x (2 x 16)]=248+128<704
Technical Description
2-9