Description
The Siemens 6ES7550-1AA00-0AB0 is a high-performance Counter Module for the SIMATIC S7-1500 automation system. Designed for precise high-speed counting and frequency measurement, this module supports single-channel operation with a maximum counting frequency of up to 500 kHz. It features integrated digital inputs and outputs for direct connection to sensors and actuators, making it ideal for applications requiring accurate monitoring of rotational speeds, object counts, and positions in dynamic industrial processes.
Key Features
- Counter Module with high-speed counting capability
- Counting Frequency: Up to 500 kHz
- Channels: 1 channel (single-channel operation)
- I/O Integration: 4 digital inputs, 2 digital outputs
- Compatibility: SIMATIC S7-1500 series
- Connection: Front connector
- Protection Rating: IP20
- Country of Origin: Germany
Technical Specifications
- Supply Voltage: 24V DC
- Current Consumption: Max. 75 mA (no load)
- Counting Inputs: 1 channel, 24V
- Digital Inputs (DI): 4
- Digital Outputs (DQ): 2
- Housing Material: Plastic
- Dimensions: 15.5 mm × 14.9 mm × 4.7 mm (W×H×D) (Approx.)
- Weight: Approx. 0.2 kg
- Connection Type: Front connector
- Protection Class: IP20
- Operating Temperature: 0°C to +60°C
- Standards: CE, UL, RoHS compliant
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty
- Technical support for configuration and installation
- Wiring and mounting assistance
- Compatibility verification with existing systems
- Commissioning and diagnostics support available
Delivery Time
- Standard delivery: 3-5 working days
- Express shipping available upon request
Why Choose Our Store
- Genuine Siemens components
- Global supply network with competitive pricing
- Expertise in industrial automation systems
- Comprehensive technical documentation
- Responsive customer service and support
Applications
- High-speed counting in packaging machines
- Frequency measurement in printing presses
- Position detection in material handling systems
- Speed monitoring in machine tools
- Object detection on conveyor belts
- Length measurement in textile machinery





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