Product Description
SIMATIC S7-400 Digital Input SM 421The SIMATIC S7-400 Digital Input SM 421 is an isolated 32-channel digital input module for the S7-400 series.Key Features: - 32 isolated digital input channels- 24 V DC input voltage- Galvanic isolation for reliable operation- Compact design for space-saving installationKey Specifications: - Input type: Digital- Number of channels: 32- Input voltage: 24 V DC- Isolation: Galvanic- Compatibility: S7-400 series
FAQs of SIMATIC S7-400 digital input SM 421 isolated 32 DI 24 V DC:
Q: What is the voltage requirement for the SIMATIC S7-400 digital input SM 421?
A: The voltage requirement for the SIMATIC S7-400 digital input SM 421 is 24 V DC.
Q: What is the warranty period for the SIMATIC S7-400 digital input SM 421?
A: The SIMATIC S7-400 digital input SM 421 comes with a 1-year warranty.
Q: What is the color of the SIMATIC S7-400 digital input SM 421?
A: The SIMATIC S7-400 digital input SM 421 is black in color.
Q: What is the size of the SIMATIC S7-400 digital input SM 421?
A: The SIMATIC S7-400 digital input SM 421 comes in a standard size.
Q: What is the power mode of the SIMATIC S7-400 digital input SM 421?
A: The power mode of the SIMATIC S7-400 digital input SM 421 is electric.