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Home Product 6ES7221-1BH32-0XB0 Siemens S7-1200 16-Channel 24VDC Digital Input DI Module
6ES7-221-1BH32-0XB0

6ES7221-1BH32-0XB0 Siemens S7-1200 16-Channel 24VDC Digital Input DI Module

Siemens S7-200
Digital Input Module
32 Channel PLC
6ES7221-1BH32-0XB0
Siemens S7-200 Digital Input Module with 32-channel PLC integration, designed for industrial automation systems. High-density signal acquisition and reliable performance, compatible with S7-200 series controllers. Ideal for scalable control applications.
Categories:Automation
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Product Description

The Siemens S7-200 6ES7221-1BH32-0XB0 is a 32-channel Digital Input Module designed for integration with the S7-200 PLC series. It provides 32 high-density 24V DC isolated digital inputs, enabling direct connection to sensors, switches, or other binary signal sources. Compatible with standard S7-200 systems, the module operates at 20.4–28.8V DC and functions within a temperature range of 0–55°C, suitable for industrial automation, manufacturing, and process control. Its compact design optimizes cabinet space while offering reliable performance in harsh environments. Advantages include easy installation via screw terminals, high noise immunity, and compatibility with existing S7-200 setups. Limitations include exclusive support for digital signals and reliance on the base PLC for communication (PPI protocol). No integrated battery or display.
ParameterSpecification
Product SeriesSiemens S7-200
Model Number6ES7221-1BH32-0XB0
Module TypeDigital Input Module
Number of Inputs32 Channels
Input Voltage24 V DC
Input Current4 mA (Typical)
Power Consumption2 W
Isolation Voltage1500 V AC (Field to Logic)
Response Time0.2 ms (ON), 1.5 ms (OFF)
Connection MethodScrew Terminal
MountingDIN Rail or Direct
CompatibilityS7-200 PLC Systems
Operating Temperature0°C to 55°C
Storage Temperature-40°C to 70°C
Relative Humidity95% (Non-Condensing)
Protection ClassIP20
CertificationsCE, UL, cULus
Dimensions (WxHxD)71.2 x 80 x 62 mm
Weight270 g
question:Can you provide shipment photos and purchase dates for equivalent items?
answer:Yes, we can share detailed shipment records and photos upon request after confirming order specifics.
question:Why is the shipping cost high? Are there cheaper options available?
answer:Costs depend on logistics criteria. We offer tailored solutions to optimize rates while ensuring reliability.
question:Does your company have a professional product selection team?
answer:Yes, our expert team uses market insights to curate products matching global trends and client needs.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
question:Can you provide shipment photos and purchase dates for equivalent items?
answer:Yes, we can share detailed shipment records and photos upon request after confirming order specifics.
question:Why is the shipping cost high? Are there cheaper options available?
answer:Costs depend on logistics criteria. We offer tailored solutions to optimize rates while ensuring reliability.
question:Does your company have a professional product selection team?
answer:Yes, our expert team uses market insights to curate products matching global trends and client needs.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
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