Limited Stock
Siemens
SIMATIC S7-200 EM 221 Digital Input Module
6ES7 221-1BH22-0XA0
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Category
Digital I/O Module
Availability
Limited Stock
Status
Active
Recommended Replacement
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Product Description
SIMATIC S7-200 EM 221 is a digital input expansion module providing 8 optically isolated digital inputs rated at 24V DC. This hot-swappable module extends the I/O capacity of any S7-200 CPU. The EM 221 was discontinued alongside the S7-200 family in October 2017. Critical spare part for facilities running S7-200-based systems including textile machinery, plastic injection molding machines, and industrial drying equipment.
Technical Specifications
Digital Inputs
8
Input Voltage
24V DC
Input Current
9 mA typical
Isolation
500V AC (optocoupler)
Input Type
Type 1 (IEC 61131-2)
Connection
Removable terminal block
Power Consumption
2.5 W
Dimensions
46 x 80 x 62 mm
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