Datasheet

Keysight E2307A and E2308A User’s Guide 3
Keysight E2307A Thermocouple Bead Temperature Probe
– Exposed welded thermocouple junction with PTFE insulation wire, 36 inches
(0.9 m) long, terminated in a 0.75 inch dual-banana plug.
– Thermocouple type: #24 gage ANSI-K type calibration.
– Accuracy: –260 °C to –110 °C (–436 °F to –200 °F) 2% of reading
–110 °C to 260 °C (–200 °F to 500 °F) ±2.2 °C (±4 °F)
– Maximum temperature: 260 °C (500 °F)
– For use with: Keysight 973A or any other device that accepts type-K
thermocouples and a dual-banana plug.
Keysight E2308A Thermistor Temperature Probe
– Stainless steel encapsulated thermistor (5000 Ω @ 25 °C), 36 inch (0.9 m)
leads, terminated in a 0.75 inch dual-banana plug.
– Accuracy: –40 °C to 0 °C (–40 °F to 32 °F) ±0.4 °C (0.8 °F)
0 °C to 70 °C (32 °F to 158 °F) ±0.2 °C (0.4 °F)
70 °C to 100 °C (158 °F to 212 °F) ±0.3 °C (0.6 °F)
100 °C to 150 °C (212 °F to 302 °F) ±1 °C (2 °F)
– Maximum temperature: 150 °C (302 °F)
– Time constant: 3 seconds typical in well-stirred water
– Isolation: 42 volts peak max
– Stability (for 10 months): 25 °C <0.01 °C
100 °C <0.2 °C
150 °C <1.5 °C
– Stainless steel probe: 1.5 in. L x 0.125 in. dia. (38 mm L x 3.2 mm dia.)
– For use with: Keysight 971A/972A/973A/974A and Keysight 3458A. Can also
be used with the Keysight 34401A with application software.