6ES72... (S7-200)
The SIMATIC S7-200 applications range from replacing relays and contactors to handling less complex automation tasks in standalone mode, in networks and within distributed configurations. To save costs, the S7-200 is increasingly being employed in areas that previously required special electronics. In addition to the comprehensive basic functionality of the five available CPUs, a wide range of I/O and function modules provides solutions tailored to the customers requirements.
S7-200 System-Manual(old types)
S7-200 System-Manual(form2008)

- 6ES7221-1BF22-0XA0
SIMATIC S7-200,
EM 221 DIGITAL INPUT - 6ES7221-1BH22-0XA0
SIMATIC S7-200,
EM 221 DIGITAL INPUT - 6ES7222-1BD22-0XA0
SIMATIC S7-200,
EM 222 DIGITAL OUTPUT - 6ES7222-1BF00-0XA0
SIMATIC S7-200,
EM 222 DIGITAL OUTPUT - 6ES7222-1BF22-0XA0
SIMATIC S7-200,
EM 222 DIGITAL OUTPUT - 6ES7222-1HD22-0XA0
SIMATIC S7-200,
EM 222 DIGITALAUSGABE