Siemens 6ES7321-1BH02-0AA0 SIMATIC S7-300 Digital Input SM 321, 16 DI, 24V DC Original Brand New
$210.00
High-performance SIMATIC S7-300 Digital Input Module (SM 321). It features 16 isolated digital inputs at 24V DC, designed for seamless integration with S7-300 PLC systems via a 20-pole front connector.
Availability: In stock
Overview
The Siemens 6ES7321-1BH02-0AA0 is a high-performance SIMATIC S7-300 SM 321 digital input module designed for reliable industrial automation systems. Featuring 16 isolated digital inputs, this module operates at 24 V DC and uses a 20-pole connector, ensuring stable signal acquisition and seamless integration into Siemens S7-300 PLC environments.
Built to meet Siemens’ stringent quality standards, this digital input module is ideal for applications requiring accurate input signal processing, electrical isolation, and long-term operational reliability.
Benefit
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Space-Efficient Design: Compact housing allows for high-density mounting on the S7-300 rail.
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Galvanic Isolation: Protects the internal PLC circuitry from external voltage spikes and electrical noise.
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Simple Integration: Fully compatible with standard STEP 7 and TIA Portal engineering environments.
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Proven Reliability: Industrial-grade build quality ensures long-term operation in harsh manufacturing environments.
Function
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Reads and processes digital input signals from field devices
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Supports 16 digital input channels at 24 V DC
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Provides isolated inputs to prevent electrical interference
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Integrates directly into SIMATIC S7-300 automation systems
Technical Specification
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Manufacturer: Siemens
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Product Number: 6ES7321-1BH02-0AA0
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Series: SIMATIC S7-300
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Module Type: Digital Input SM 321
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Number of Inputs: 16 DI
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Input Voltage: 24 V DC
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Isolation: Yes
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Connector: 1 × 20-pole
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| Weight | 0.200 kg |
|---|---|
| Dimensions | 120 × 40 × 125 mm |
| Product Condition | Brand New, New – Backlog, New – No Original Box, New – Original Box Opened, Used – Average, Used – Below Average, Used – Excellent, Used – Fairly Good, Used – Good, Used – Poor, Used – Very Good |
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