Mã hàng: 6ES7953-8LJ30-0AA0
SIMATIC S7, MICRO MEMORY CARD
F. S7-300/C7/ET 200,
3.3 V NFLASH, 512 KBYTES

Mã hàng: 6ES7953-8LL31-0AA0
SIMATIC S7, MICRO MEMORY CARD
P. S7-300/C7/ET 200,
3.3 V NFLASH, 2 MBYTES

Mã hàng: 6ES7953-8LM31-0AA0
SIMATIC S7, MICRO MEMORY CARD
FOR S7-300/C7/ET 200,
3.3 V NFLASH, 4 MB

Mã hàng: 6ES7321-1BH02-0AA0
SIMATIC S7-300, DIGITAL INPUT
SM 321, OPTICALLY ISOLATED,
16DI, 24 V DC, 1 X 20 PIN

Mã hàng: 6ES7321-1BL00-0AA0
SIMATIC S7-300, DIGITAL INPUT
SM 321, OPTICALLY ISOLATED
32DI, 24 V DC, 1 X 40 PIN

Mã hàng: 6ES7321-1FH00-0AA0
SIMATIC S7-300, DIGITAL INPUT
SM 321, OPTICALLY ISOLATED
16 DI, 120/230V AC, 1 X 20 PIN