Siemens SIMATIC S7-300 Digital Input SM 321 - 6ES7321-1BH02-0AA0 | 16 DI
SIMATIC S7-300, digital input SM 321, isolated, 16 DI, 24 V DC, 1x 20-pole,(6ES73211BH020AA0). Technical Description
Input Capacity: Provides 16 Digital Inputs for connecting sensors, limit switches, and pushbuttons.
Voltage Rating: Designed for 24V DC sink/source signals.
Isolation: Features Galvanic Isolation between the backplane bus and the input signals for system protection.
Front Connector: Requires a 20-pin front connector (sold separately) for wiring.
Compatibility: Fully compatible with all S7-300 CPUs and ET 200M distributed I/O stations.
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SIMATIC S7-300, digital input SM 321, isolated, 16 DI, 24 V DC, 1x 20-poleFAQ Section
Q: How many pins does the front connector need for this module?
Q: Does this module support diagnostic interrupts?
Q: Can I use this with an S7-1500 PLC?
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