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Product information
SIMATIC S7-200 CN Digital input EM 221 (part number 6ES7221-1BF22-0XA8) provides digital inputs for use with S7-22X CPU.
Detailed Parameters
Product family:SIMATIC S7-200 CN
Product designation:Digital input EM 221
Function:Digital input module
CPU requirement:only for S7-22X CPU
Input channels:8 DI
Input voltage:24 V DC
Connection type:sinking-sourcing
Approval:has CE approval (for this S7-200 CN product)
Spare part:*** spare part ***
Engineering Context
EM 221 is the SIMATIC S7-200 CN Digital input module referenced by part number 6ES7221-1BF22-0XA8.
The module is only for use with S7-22X CPU.
It provides 8 DI with 24 V DC using sinking-sourcing.
FAQ
1. What product family and designation does 6ES7221-1BF22-0XA8 belong to?
It belongs to SIMATIC S7-200 CN and is designated as Digital input EM 221.
2. For which CPU is EM 221 6ES7221-1BF22-0XA8 intended?
It is only for S7-22X CPU.
3. How many digital inputs does this EM 221 provide?
It provides 8 DI.
4. What input voltage is specified for EM 221 6ES7221-1BF22-0XA8?
The specified input voltage is 24 V DC.
5. What connection type is specified for the digital inputs?
The specified connection type is sinking-sourcing.
6. Is a CE approval statement provided for this part?
Yes, sinking-sourcing this S7-200 CN product only has CE approval.