2635A

Users Manual

AC Voltage Inputs (True rms AC Voltage, AC-Coupled Inputs)

Resolution

See Table A-3.

Range

300mV 3V

30V

150/300V

Table A-3. AC Voltage Measurements - Resolution

Resolution

 

Minimum Input for Rated

Slow

 

Fast

Accuracy

10 μV

 

100 μV

20 mV

100 μV

 

1 mV

200 mV

 

 

 

 

1 mV

 

10 mV

2V

10 mV

 

100 mV

20V

Accuracy

See Table A-4.

Table A-4. AC Voltage Measurements - Accuracy

Range

Frequency

1 Year Accuracy ±(% ± V)

18°C to 28°C

0°C to 60°C

300 mV

3V

30V

300V

20 Hz - 50 Hz

50 Hz - 100 Hz

100 Hz - 10 kHz

10 kHz - 20 kHz

20 kHz - 50 kHz

50 kHz - 100 kHz

20 Hz - 50 Hz

50 Hz - 100 Hz

100 Hz - 10 kHz

10 kHz - 20 kHz

20 kHz - 50 kHz

50 kHz - 100 kHz

20 Hz - 50 Hz

50 Hz - 100 Hz

100 Hz - 10 kHz

10 kHz - 20 kHz

20 kHz - 50 kHz

50 kHz - 100 kHz

20 Hz - 50 Hz

50 Hz - 100 Hz

100 Hz - 10 kHz

10 kHz - 20 kHz

20 kHz - 50 kHz

50 kHz - 100 kHz

Slow

1.43% + 0.25 mV

0.30% + 0.25 mV

0.16% + 0.25 mV

0.37% + 0.25 mV

1.9% + 0.30 mV

5.0% + 0.50 mV

1.42% + 2.5 mV

0.29% + 2.5 mV

0.13% + 2.5 mV

0.22% + 2.5 mV

0.6% + 3.0 mV

1.0% + 5.0 mV

1.43% + 25 mV

0.29% + 25 mV

0.15% + 25 mV

0.22% + 25 mV

0.9% + 30 mV

2.0% + 50 mV

1.42% + 0.25V

0.29% + 0.25V

0.14% + 0.25V

0.22% + 0.25V

0.9% + 0.30V

2.5% + 0.50V

Fast

1.43% + 0.4 mV

0.30% + 0.4 mV

0.16% + 0.4 mV

0.37% + 0.4 mV

1.9% + 0.5 mV

5.0% + 1.0 mV

1.42% + 4 mV

0.29% + 4 mV

0.13% + 4 mV

0.22% + 4 mV

0.6% + 5 mV

1.0% + 10 mV

1.43% + 40 mV

0.29% + 40 mV

0.15% + 40 mV

0.22% + 40 mV

0.9% + 50 mV

2.0% + 100 mV

1.42% + 0.4V

0.29% + 0.4V

0.14% + 0.4V

0.22% + 0.4V

0.9% + 0.5V

2.5% + 1.0V

Slow

1.54% + 0.25 mV

0.41% + 0.25 mV

0.27% + 0.25 mV

0.68% + 0.25 mV

3.0% + 0.30 mV

7.0% + 0.50 mV

1.53% + 2.5 mV

0.40% + 2.5 mV

0.24% + 2.5 mV

0.35% + 2.5 mV

0.9% + 3.0 mV

1.4% + 5.0 mV

1.58% + 25 mV

0.45% + 25 mV

0.30% + 25 mV

0.40% + 25 mV

1.1% + 30 mV

2.2% + 50 mV

1.57% + 0.25V

0.44% + 0.25V

0.29% + 0.25V

0.38% + 0.25V

1.0% + 0.30V

2.6% + 0.50V

Fast

1.54% + 0.4 mV

0.41% + 0.4 mV

0.27% + 0.4 mV

0.68% + 0.4 mV

3.0% + 0.5 mV

7.0% + 1.0 mV

1.53% + 4 mV

0.40% + 4 mV

0.24% + 4 mV

0.35% + 4 mV

0.9% + 5 mV

1.4% + 10 mV

1.58% + 40 mV

0.45% + 40 mV

0.30% + 40 mV

0.40% + 40 mV

1.1% + 50 mV

2.2% + 100 mV

1.57% + 0.4V

0.44% + 0.4V

0.29% + 0.4V

0.38% + 0.4V

1.0% + 0.5V

2.6% + 1.0V

A-4

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Fluke 2635A user manual Resolution, Accuracy
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2635A specifications

The Fluke 2635A is a highly advanced multichannel data acquisition system designed for engineers and technicians requiring precision and versatility in their measurement tasks. This instrument excels in monitoring and capturing data from various sources, making it a valuable tool in laboratories, production environments, and field applications.

One of the standout features of the Fluke 2635A is its ability to support up to 20 measurement channels. Users can simultaneously monitor multiple signals, which is crucial for complex testing scenarios where numerous variables need to be tracked. The device is equipped with a 6.5-digit precision measurement capability that ensures high accuracy and resolution in readings. This level of precision is particularly beneficial in applications such as environmental monitoring, research and development, and industrial process control.

The unit incorporates a variety of measurement modes, including voltage, current, temperature, and resistance, making it exceptionally versatile. The Fluke 2635A not only handles standard signals but also integrates with various transducers, providing extensive compatibility for users engaged in diverse testing applications.

To enhance data management, the Fluke 2635A offers advanced data logging capabilities. Data can be stored internally or transferred to external devices for further analysis. The internal memory can accommodate extensive datasets, which can be crucial in long-term monitoring tasks. Integration with external software enables users to analyze and visualize data effectively, allowing for informed decision-making based on comprehensive results.

The user interface is designed for ease of use, featuring a large, bright LCD display that clearly presents measurements and status information. The device is also equipped with a simple navigation system, allowing users to switch between channels and measurement types without hassle.

In terms of construction, the Fluke 2635A is built to withstand rigorous environments. It features a robust design that ensures reliability and durability, making it suitable for both laboratory settings and field operations. Furthermore, the device supports a wide temperature range, thus enabling usage in diverse conditions.

Overall, the Fluke 2635A is a powerful and flexible instrument that provides precise measurements across multiple channels, supporting a wide range of applications. Its advanced technology, combined with user-friendly features, makes it an essential tool for professionals in various fields. The combination of accuracy, flexibility, and durability solidifies its standing as a trusted choice for data acquisition and monitoring tasks.
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