Agilent/Keysight E1736A

The Keysight E1736A is a USB Sensor Hub that connects up to four environmental sensors to a PC via high-speed USB 2.0, functioning as a critical interface within the Keysight 5530 Laser Calibration System. The hub acquires material temperature, air temperature, air pressure, and humidity data to enable calculation of correction factors for laser measurement systems, ensuring calibration accuracy across varying environmental conditions.

Technical Specifications

• Sensor Capacity: Up to four sensors (E1737A Material Temperature and E1738A Air Temperature/Pressure/Humidity types)


• Measurement Ranges:

Material Temperature: 0 to 55 °C (32 to 131 °F)

Air Temperature: 0 to 40 °C (32 to 104 °F)

Air Pressure: 70 to 110 kPa (10.2 to 16.0 psia)

Air Humidity: 10 to 90%

• Typical Resolution:

Material Temperature: 0.004 °C (0.007 °F)

Air Temperature: 0.004 °C (0.007 °F)

Air Pressure: 5 Pa (0.001 psi)

Air Humidity: 1%

• Refresh Rate: 4 seconds


• USB Interface: High-speed USB 2.0


• Power: USB bus-powered; no external supply required


• Dimensions: 102 × 63 × 24 mm (4.02 × 2.48 × 0.95 in)


• Weight: 200 g (0.44 lb)


• Enclosure: Die-cast casing

Key Features

• Snap-in sensor connectors for rapid setup and field reconfiguration


• Interchangeable sensor cables in 5 m, 10 m, 15 m, and 25 m lengths


• Compact form factor for laboratory and field deployment


• Real-time environmental monitoring with 4-second data acquisition cycle

Compatibility & Integration The E1736A integrates with the Keysight 5530 Laser Calibration System and Agilent 5530 Dynamic Calibrator systems. Compatible sensors include the E1737A Material Temperature Sensor and E1738A Air Temperature/Pressure/Humidity Sensor.