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Siemens 6AG1321-1BH02-2AA0 SIPLUS S7-300 Digital Input Module

Siemens SIPLUS S7-300 SM 321 Digital Input Module

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ManufacturerSiemens

Part number6AG1321-1BH02-2AA0

Manufacturer Siemens

Series SIPLUS S7-300 SM 321

Part Number 6AG1321-1BH02-2AA0

Temperature Range -40°C to +70°C

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Conformal Coating Wide Operating Temperature Range 16 Digital Inputs 24V DC Operation Robust Design SIPLUS Enhanced Protection

Product description

The Siemens 6AG1321-1BH02-2AA0 is a SIPLUS S7-300 SM 321 digital input module designed for harsh industrial environments, offering a wide operating temperature range of -40°C to +70°C and featuring conformal coating for protection.

This module provides 16 isolated digital inputs (DI) for 24V DC signals. It is based on the 6ES7321-1BH02-0AA0 and includes a 1x 20-pole front connector. The module ensures reliable signal acquisition and is suitable for demanding applications.

Ideal for sectors requiring robust I/O in challenging conditions, such as chemical plants or outdoor installations, this module ensures dependable data input. Stanlo Automation, a veteran-owned distributor, is your trusted source for quality surplus industrial automation parts.

Technical specifications

Manufacturer	Siemens
Series	SIPLUS S7-300 SM 321
Part Number	6AG1321-1BH02-2AA0
Temperature Range	-40°C to +70°C
Digital Inputs	16 DI
Input Voltage	24 V DC
Connector	1x 20-pole
Conformal Coating	Yes
Isolation	Optocoupler

Common applications

Industrial Automation

Manufacturing

Process Control

Harsh Environments

Outdoor Installations

Compatible systems

Compatible with Siemens S7-300 PLC systems

Also known as

SIPLUS S7-300 SM 321 DI 16 Siemens DI Module 24V

Replaces / compatible with

This SIPLUS SM 321 module is an enhanced version based on the Siemens 6ES7321-1BH02-0AA0, offering superior environmental resistance and a wider operating temperature range.

Technical note

Expert tip

The module features optocoupler isolation between channels and the backplane bus, enhancing signal integrity and system protection.

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Frequently asked questions

What is the operating temperature range for the Siemens 6AG1321-1BH02-2AA0 digital input module?

The Siemens 6AG1321-1BH02-2AA0 SIPLUS digital input module operates in a wide temperature range from -40°C to +70°C, making it suitable for use in various demanding industrial environments.