SIEMENS SIMATIC S7 6ES7338-4BC01-0AB0 6ES7 338-4BC01-0AB0 FS:05

SIEMENS SIMATIC S7 6ES7338-4BC01-0AB0 FS:05
SM 338 position input module for reliable SSI encoder signal reading in SIMATIC S7-300 systems.

Category: Industrial Automation / Position Input Module
Purpose: Reading position values from SSI absolute encoders in Siemens SIMATIC S7-300 automation systems

🌿 What It Is
The Siemens SIMATIC S7 6ES7338-4BC01-0AB0 is an SM 338 signal module for SIMATIC S7-300 PLC systems. It is designed for reading position values from up to 3 SSI absolute encoders and includes 2 FREEZE inputs for capturing position values during machine operation. Siemens lists this module as a spare part signal module with 1 × 20-pole connection and support for isochronous mode.

✅ Key Benefits

• Designed for SIMATIC S7-300 PLC systems
• Supports connection of up to 3 SSI absolute encoders
• Used for accurate position value acquisition
• Includes 2 FREEZE inputs
• Supports isochronous mode for time-synchronized applications
• 24 V DC load voltage supply
• Encoder supply output up to 900 mA
• Reliable Siemens spare part for motion and positioning systems

🧴 Use & Installation

1. Install the SM 338 module into a compatible SIMATIC S7-300 rack.
2. Connect up to three SSI absolute encoders according to the Siemens wiring diagram.
3. Connect the required 24 V DC load voltage supply.
4. Use the 20-pole front connector for encoder and signal wiring.
5. Configure encoder parameters, data format, and diagnostics in STEP 7 or compatible Siemens engineering software.
6. Test position values, FREEZE inputs, and diagnostic status before production operation.

⚠️ Safety & Precautions

• Installation must be performed by qualified electrical or automation personnel.
• Disconnect power before mounting, wiring, or replacing the module.
• Use only with compatible SIMATIC S7-300 systems.
• Check SSI encoder compatibility, wiring, shielding, and cable length before commissioning.
• Verify encoder supply current and signal quality before machine operation.
• Use under technical supervision in industrial automation environments.

📦 Product Details
Form: Position input / signal module
Active Components: SM 338 module for SSI encoder position input
Target Group: Automation engineers, PLC technicians, machine builders, maintenance teams
Manufacturer: Siemens
Article Number: 6ES7338-4BC01-0AB0
Alternative Number: 6ES7 338-4BC01-0AB0
Version: FS:05
Product Family: SIMATIC S7-300 / SM 338
Encoder Inputs: Up to 3 SSI absolute encoders
Special Inputs: 2 FREEZE inputs
Load Voltage: 24 V DC
Permissible Voltage Range: 20.4–28.8 V DC
Current from Load Voltage: Max. 100 mA without load
Current from Backplane Bus: Max. 160 mA at 5 V DC
Encoder Supply: 24 V DC, max. 900 mA
Connection: 1 × 20-pole front connector
Dimensions: 40 × 125 × 120 mm
Weight: Approx. 235 g
Pack Size: 1 module

🛒 Buy SIEMENS SIMATIC S7 6ES7338-4BC01-0AB0
Order the Siemens SIMATIC S7-300 SM 338 SSI encoder signal module FS:05 from Induparts for reliable position value acquisition in industrial automation and motion control systems.

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