Siemens SIMATIC S7-300 Digital Input SM 321 - 6ES7321-1CH00-0AA0 | 16 DI (24-60V)
SM321, 16 DI, AC/DC 24-48V, 1ch/common,(6ES73211CH000AA0)Technical Description
Input Type: Provides 16 Digital Inputs with galvanic isolation between channels in groups.
Flexible Voltage: Supports a wide input voltage range from 24V DC to 60V DC, making it versatile for different control circuits.
Isolation Excellence: Designed for high-reliability environments where signal isolation is critical to prevent system damage.
Connector Requirement: This module requires a 40-pin front connector (6ES7392-1AM00-0AA0).
Application: Ideal for use in power distribution, heavy machinery, and systems requiring high-potential isolation.
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Product Details
SIMATIC S7-300, digital input SM 321, isolated, 16 DI, 24-48 V AC/DC with single-point grounding, 1x 40-pole FAQ Section
Q: Can I use this module for 24V DC only?
Q: Does it use a 20-pin or 40-pin connector?
Q: Are the input channels isolated from each other?
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