Siemens 6ES7322-5HF00-0AB0 SIMATIC S7-300 SM 322 Digital Output Module

6ES73225HF000AB0 – The SIMATIC S7-300 SM 322 digital output module provides 8 isolated relay outputs, supporting 5 A switching at 24 V DC or 120–230 V AC. Equipped with RC filter overvoltage protection, it features a 40-pole front connector interface, ensuring safe and reliable actuation of high-voltage loads. As of 01.10.2023, this model has entered product phase-out.

Technical Specifications

• Model: 6ES7322-5HF00-0AB0 Siemens
• Series: SIMATIC S7-300
• Module Type: SM 322 Digital Output
• Number of Outputs: 8 (Relay)
• Isolation: Electrically isolated outputs
• Switching Voltage:
  • 24 V DC
  • 120–230 V AC
• Switching Current: Up to 5 A per channel
• Overvoltage Protection: Integrated RC filter
• Connector Interface: 1 x 40-pole
• Mounting Type: DIN rail (S7-300 modular rack)
• Net Weight: 0.352 kg
• Dimensions (H×W×D): 131 × 151 × 51 mm
• Country of Origin: Germany
• Lifecycle Status: Product phase-out since 01.10.2023

Function & Application

Purpose:
The SM 322 Relay Output Module is designed for switching electromechanical actuators, lights, solenoids, and contactors in industrial control panels. Its robust relay-based outputs and wide voltage range make it ideal for mixed-voltage environments, offering safe isolation and surge protection.

Typical Applications:

• Switching AC or DC-powered field devices
• Controlling high-current loads via relay contacts
• Interfacing with external signaling equipment
• General-purpose industrial automation
• Safety buffer between logic and power devices

6ES7322-5HF00-0AB0 Performance & Features

• 8 Relay Outputs: Reliable switching for AC and DC loads up to 5 A.
• Isolated Channels: Electrical separation between outputs ensures signal integrity.
• Wide Voltage Range: Compatible with 24 V DC and 120–230 V AC outputs.
• RC Filter Protection: Safeguards against voltage spikes and overvoltage events.
• Modular Integration: Seamlessly fits into existing S7-300 I/O configurations.
• 40-Pole Interface: Standard front connector simplifies wiring and maintenance.

Compliance & Classification

• RoHS Compliance: Since 31.03.2008
• WEEE Take-Back Obligation: Yes

REACH Substances:

• Lead (CAS 7439-92-1) > 0.1%
• Lead monoxide (CAS 1317-36-8) > 0.1%
• SCIP Number: 9f115d23-fb22-43d0-b0cc-ab9637d606e0
• Commodity Code: 85389091
• Catalog ID: ST73
• Product Group: 2288
• Group Code: R151
• Product Class: A – Returnable stock item
• EAN: 4019169350662
• UPC: 040892561142

Key Features & Benefits:

✅ 8 Isolated Relay Outputs: Reliable switching of loads up to 5 A per channel.

✅ Multi-Voltage Support: Handles both 24 V DC and 120–230 V AC devices.

✅ Built-In RC Filter: Protects outputs from voltage transients and spikes.

✅ DIN Rail Mountable: Fits seamlessly into standard S7-300 rack setups.

✅ Product Phase-Out Notice: Secure spare modules for legacy system support.

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