Description:

The ABB ES500-9661 frequency sensor is used in industrial automation systems to measure and convert electrical frequency signals into proportional analog outputs for monitoring and control. Commonly installed in motor drives, power systems, and process control equipment to provide accurate frequency and current measurement. Maintenance teams and system integrators use this sensor for signal monitoring, system diagnostics, automation upgrades, and replacement of failed or outdated sensing devices.

Applications:

The ABB ES500-9661 is commonly used in variable frequency drives, power conversion systems, conveyors, UPS systems, industrial machinery, and process automation environments where precise frequency or current measurement is required for monitoring system performance and control feedback.

Technical Specifications:

• Manufacturer Part Number (MPN): ES500-9661
• Product Type: Frequency Sensor / Current Transducer
• Series: ABB ES Series
• Measurement Range: 0.01 Hz to 400 kHz
• Accuracy: ±0.01%
• Supply Voltage: 24 VDC
• Output Signal: 4–20 mA / 0–10 V
• Current Rating: ~315 A (model dependent)
• Connection Type: M12 connector
• Operating Temperature: -40°C to +85°C
• Mounting Type: Panel / equipment mount
• Function: Frequency and current signal measurement with analog output
• Application Environment: Industrial automation and power monitoring systems

Common Replacements:

• ABB ES500-9672
• ABB ES300 Series
• LEM Current Transducers