170AEC92000 | Schneider Modicon High Speed Counter Module

Introduction to the Schneider 170AEC92000

When your production line demands precise counting and reliable discrete I/O, the 170AEC92000 from Schneider Electric's Modicon Momentum platform delivers. This high speed counter module is engineered to handle incremental and absolute SSI encoder signals with two counters, six discrete inputs, and four discrete outputs. Its positive logic and 24V DC output ensure straightforward integration into existing control systems.

Part of the Modicon Momentum automation platform, the 170AEC92000 is certified to UL and CSA standards, meeting rigorous safety requirements. With tropicalization protection (TC), it withstands humid and harsh environments, making it a dependable choice for global installations.

Key Features and Technical Specifications

• Two high speed counters support incremental (up, down, quadrature) and absolute SSI (up/down with 4 sub-modes) inputs.
• Counting input voltage: 24V single ended or 5V differential.
• Counting frequency: 10 kHz single ended, 200 kHz differential.
• Counter inputs resolution: 24 bits plus sign.
• Six discrete inputs with positive logic, accepting 3...30V DC (24V DC nominal).
• Input overvoltage protection: 45V for 10 seconds.
• Voltage state 1 guaranteed ON at ≥ 11V; state 0 guaranteed OFF at ≤ 5V.
• Current state 1 guaranteed ON at ≥ 2.5 mA; state 0 guaranteed OFF at ≤ 1.2 mA.
• Four discrete outputs, positive logic, 24V DC, with 0.5A per point, 1A per counter, 2A per module.
• Maximum voltage drop < 0.5V at 0.5A state on; maximum leakage current 1 mA at 24V DC.
• Response time: < 0.1 ms for output circuit (both transitions); 3 ms for input circuit (both transitions).
• Current consumption: 280 mA at 24V DC.
• Operating temperature: 32...140 °F (0...60 °C); storage: -40...185 °F (-40...85 °C).
• Relative humidity: 95% without condensation; operating altitude up to 16404.2 ft (5000 m).
• Electromagnetic compatibility: 4 kV contact and 8 kV air electrostatic discharge (IEC 801-2); 9.1 V/m (10 V/m) radiated RF field 80...1000 MHz (IEC 801-3).

One distinctive feature is the dual counter capability with 24-bit resolution plus sign, enabling precise position or event counting even at high speeds. This makes the 170AEC92000 ideal for applications requiring accurate motion feedback.

Real-World Applications

In packaging machinery, the 170AEC92000 tracks product counts with its high speed counters, ensuring accurate batch sizes. Similarly, in material handling systems, it monitors conveyor belt position using incremental encoders. Moreover, for positioning tasks, the absolute SSI interface provides absolute position data, simplifying homing routines. Consequently, this module adapts to diverse automation needs, from simple counting to complex motion control.

Installation and Setup

Mount the 170AEC92000 onto a DIN rail or panel using the provided clips. Connect the removable terminal blocks for field wiring, ensuring proper torque and wire gauge per local codes. Configure the counter modes and I/O logic via the communication adapter, as specified in the Modicon Momentum user manual. For best performance, keep signal wires shielded and separate from power cables to minimize noise.

Maintenance and Reliability

Routine inspection of the module's connections and environmental conditions helps maintain reliable operation. Because the 170AEC92000 includes tropicalization protection, it resists moisture and corrosion, reducing maintenance frequency. Periodically verify that the operating temperature stays within 0...60 °C and that humidity remains below 95% without condensation. Following the manufacturer's manual ensures long service life.

Compatibility and Integration

The 170AEC92000 is part of the Modicon Momentum automation platform, designed to work with Momentum communication adapters and controllers. It supports both single-ended and differential encoder inputs, making it compatible with a wide range of encoders. For detailed integration steps, refer to the official Schneider Electric documentation.

Troubleshooting and Common Issues

If the counters do not increment, verify that the input voltage meets the guaranteed ON threshold of ≥ 11V. For differential inputs, ensure the 5V differential signal is properly wired. If outputs do not energize, check that the output load does not exceed 0.5A per point and that the module's total current stays within 2A. Additionally, confirm that the configuration via the communication adapter matches your application's logic.

FAQ about the 170AEC92000

Q: What is the maximum counting frequency of the 170AEC92000?

A: The maximum counting frequency is 10 kHz for single-ended inputs and 200 kHz for differential inputs.

Q: What is the input voltage range for the discrete inputs?

A: The discrete inputs accept 3...30V DC, with 24V DC nominal.

Q: How many counters does the 170AEC92000 have?

A: It has two counters, each with 24-bit plus sign resolution.

Q: What is the output current rating per point?

A: Each discrete output can handle 0.5A per point, with a maximum of 1A per counter and 2A per module.

Q: Does the 170AEC92000 have overvoltage protection?

A: Yes, it has input overvoltage protection up to 45V for 10 seconds.

Product Support and Availability

The 170AEC92000 is available from Petro Auto Tech, an industrial automation parts supplier. For pricing and lead times, contact our sales team. We ensure genuine Schneider Electric products with reliable support.