Product Overview
The Siemens 6ES7350-1AH03-0AE0 is an FM 350-1 counter module.
It expands SIMATIC S7-300 systems with precise motion feedback.
The module supports high-speed encoder signals.
It is ideal for accurate counting and position tasks.
Core Advantages
- High-speed counting up to 500 kHz
- Supports both 5 V and 24 V encoders
- Isochronous mode for precise timing
- Built-in encoder power supply
- Reliable isolation for industrial safety
Power Supply and Consumption
- Rated auxiliary voltage: 24 V DC
- Operating range: 20.4 to 28.8 V DC
- Dynamic limits: 18.5 to 30.2 V DC
- Load voltage current: max. 40 mA
- Backplane bus current: 160 mA at 5 V
- Typical power loss: 4.5 W
Encoder Supply Outputs
- 5 V encoder supply available
- 5 V output tolerance: ±2%
- 5 V output current: up to 300 mA
- 24 V encoder supply supported
- 24 V output current: up to 400 mA
Counter and Encoder Inputs
- Single counter channel
- Counter resolution: 32-bit or ±31-bit
- RS422 differential input for 5 V encoders
- 5 V counting frequency: up to 500 kHz
- 24 V counting frequency: up to 200 kHz
- Minimum pulse width: 2.5 µs
Supported Encoder Types
- Incremental encoders with A/B signals
- 90-degree phase-shifted pulse trains
- Asymmetrical incremental encoders
- 24 V initiators
- Directional encoders with level signal
Digital Inputs and Outputs
- Three digital inputs for control functions
- Gate start, gate stop, and reset signals
- Two short-circuit-protected outputs
- Output current up to 0.6 A
- Fast output response within 300 µs
Isolation and Protection
- Optocoupler isolation on all channels
- Isolation between I/O and backplane bus
- Tested isolation voltage: 500 V
- Inductive voltage limiting for outputs
Mechanical Information
- Width: 40 mm
- Height: 125 mm
- Depth: 120 mm
- Weight: approximately 250 g
- Requires 20-pin front connector
Typical Application Areas
- Position tracking systems
- Speed measurement tasks
- Packaging and labeling machines
- Motion feedback in automation lines
Warranty and Shipping
- Warranty period: 12 months
- Worldwide delivery available
- Shipping via FedEx, UPS, or DHL
Professional FAQ
- What makes this module suitable for high-speed tasks?
- It supports fast encoder signals with precise timing control.
- Can it power external encoders directly?
- Yes. Both 5 V and 24 V encoder supplies are built in.
- Is it compatible with older S7-300 CPUs?
- Yes. It works with standard SIMATIC S7-300 racks.
- How do I choose between 5 V and 24 V inputs?
- Select based on encoder output level and speed needs.
- What should buyers check before ordering?
- Confirm encoder type, voltage, and required frequency.
Contact Information
- Email: info@oiltechcontrols.com
- WhatsApp: +86 158 8020 0923
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Oiltech Controls Limited.
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