Tektronix,True RMS Digital Multimeters (TX3 * TX1)

Counts – 50,000 and 5000 (selectable).

Digits – 4-4/5 and 3-4/5 (selectable).

Update Rate – 4/s (5000 count mode), 1/s (50,000 count mode).

20 Segment Analog Bar Graph

Update Rate – 20/s.

Nonvolatile Memory

Locations – 30 (TX3); 10 (TX1).

Peak Hold

1 ms.

DC/AC Voltage

Ranges*¹ – 500.0 mV, 5.000 V, 50.00 V, 500.0 V, 1000 V CAT III.

DC Accuracy*¹ – ±(0.05% + 1 ct.) (TX3), ±(0.07% + 1 ct.) (TX1).

AC Accuracy*¹ – ±(0.4% + 2 ct.) (TX3), ±(0.6% + 2 ct.) (TX1).

Best Resolution – 10 µV (50,000 ct. mode).

DC/AC Current

Ranges*¹ – 500.0 µA, 5.000 mA, 50.00 mA, 500.0 mA, 5.000 A, 10.00 A (continuous), 15 A (30 seconds).

DC Accuracy*¹ – ±(0.2% + 2 ct.).

AC Accuracy*¹ – ±(0.6% + 2 ct.).

Best Resolution – 10 nA (50,000 ct. mode).

Resistance

Ranges*¹ – 50.00 Ohm, 500.0 Ohm, 5.000 kilohm, 50.00 kilohm, 500.0 kilohm, 5.000 megaohm, 50.00 megaohm.

Accuracy*¹ – ±(0.1% + 2 ct.).

Best Resolution – 0.01 Ohm (in 50 Ohm range w/automatic lead calibration).

Capacitance

Ranges – 5.000 nF, 50.00 nF, 500.0 nF, 5.000 µF, 50.00 µF, 500.0 µF, 5.000 mF, 50.00 mF.

Best Accuracy*¹ – ±(1.0% + 3 ct.).

Best Resolution – 1 pF.

Frequency

Range – 0.5 Hz to 1 MHz.

Accuracy*¹ – ±(0.002% + 1 ct.).

Best Resolution – 0.001 Hz.

Counter – 5-digit; 100,000 count.

Temperature (TX3 Only)

Built-in Digital Thermometer – K-type Thermocouple.

Range – -50°C to +980°C (not including thermocouple range).

Accuracy*¹ – ±3°C typical, ±1°C with quick ice bath calibration.

Safety – UL3111-1, CSA1010.1, EN61010-1.