Agilent Data Aquisition 34970A Switch Unit

• Monitoring environmental conditions in laboratories and cleanrooms.
• Automated testing of electronic components and assemblies.
• Long-term data logging for research and development projects.
• Process monitoring in pilot plants and small-scale production.
• Calibration and verification of sensors and transducers.

Typical capacity

For this class of equipment, channel counts commonly range from 20 to 120 channels, expandable via modules.

Power supply

Units of this type typically operate on standard mains power, commonly 230V AC, 50Hz in the UK.

Measurement functions

Commonly includes voltage, current, resistance, temperature (thermocouple, RTD, thermistor), and frequency measurements.

Connectivity

Typically features GPIB and RS-232 interfaces for remote control and data transfer; some may include LAN.

Scan rate

For this class, scan rates can typically range from tens to hundreds of channels per second, depending on the module and measurement type.

Accuracy

Measurement accuracy is typically high, often in the range of 0.01% to 0.001% of reading, depending on the specific measurement and range.

• What is a Data Acquisition Switch Unit used for?

  A Data Acquisition Switch Unit is used to connect multiple sensors or test points to a single measurement instrument, allowing for automated scanning and data collection from various sources.

• Can this unit be integrated into an existing test system?

• What kind of sensors can be connected to a unit like this?

• Is calibration required for a used unit?

• What software is typically used with this type of equipment?

Control units and PLC modules are valued for their reliability and precision in laboratory and pharmaceutical environments. Buyers typically prioritise units with clear documentation and verified operational history, as proper maintenance directly affects performance. Common strengths include robust construction, compatibility with existing systems, and long operational lifespans. When purchasing used equipment, inspecting calibration records and testing functionality before installation remains standard practice. These systems generally command steady demand due to their essential role in process automation and facility management.

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