Siemens 6ES7 221-1BF20-0XA0 Digital Input Module
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SIEMENS EM 221 8路输入数字模块，适用于SIMATIC S7-200 CPU，具有24 V DC工作电压、光电隔离和可选择的sink/source输入版本。
22124v6ES7221-1BF20-0XA0AutomationCompatibleCPUdcDigitalEMIndustrialInputModuleoptocouplerPLCS7-200S7-22xSiemensSimatic
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SIEMENS EM 221 INPUT MODULE “ SIMATIC S7-200 SERIES
The Siemens EM 221 is a reliable and compact digital input module designed for the SIMATIC S7-200 series. It supports both sink and source input modes, making it versatile for industrial automation systems. With optocoupler isolation, fast input response, and low power consumption, the EM 221 ensures dependable signal acquisition for S7-22X CPUs.
Manufacturer: SIEMENS
Family: SIMATIC S7-200
Type: Input Module
Model: EM 221
MRN: 6ES7221-1BF20-0XA0
Serial No.: J9M31141146
Uses: For S7-22X CPU
E STAND: 1.0
Version: Selectable Sink Input or Source Input
| No. of Digital Inputs | 8 |
| Rated Input Voltage | 24 V DC |
| Isolation | Optocoupler 4 |
| Input Delay | 4.5 ms |
| Input Current | 4 mA |
| Power Consumption | 30 mA |
| Power Loss | 2 W |
