DM501

Tektronix DM501
4½ digit True RMS multimeter Tektronix DM501 Produced from 1978 to 1984 Manuals Tektronix DM501 Manual (PDF) Tektronix DM501A Manual (PDF, complete with schematics) Tektronix DM501A Manual (PDF, no schematics) Tektronix DM501A Schematics (PDF) (All manuals in PDF format unless noted otherwise)

The Tektronix DM501 is a 4½ digit True RMS multimeter plug-in for the TM500 system.

It also has a temperature input, requiring the P6058 or P6430 temperature probe (DM501A: P6601 PT-100 probe).

Key Specifications

DC V ranges	200 mV, 2 V, 20 V, 200 V, 1000 V
DC V accuracy	0.05% of reading + 0.01% FS in 2 V to 200 V ranges @ +18 °C to +28 °C
DC V input resistance	10 MΩ
AC V ranges	200 mV, 2 V, 20 V, 200 V, 500 V
AC V accuracy	0.6% of reading + 0.05% FS in 0.2 V to 200 V ranges, 40 Hz to 10 kHz @ +18 °C to +28 °C
AC V input resistance	10 MΩ // 160 pF
dB ranges (DM501A only)	-40, -20, 0, +20, +40 dB
Ω ranges	200 Ω, 2 kΩ, 20 kΩ, 200 kΩ, 2 MΩ, 20 MΩ
Ω accuracy	0.15% of reading + 0.015% FS, 200 Ω to 2 MΩ ranges @ +18 °C to +28 °C
DC A ranges	200 μA, 2 mA, 20 mA, 200 mA, 2 A
DC A accuracy	0.2% of reading + 0.015% FS @ +18 °C to +28 °C
AC A ranges	200 μA, 2 mA, 20 mA, 200 mA, 2 A
AC A accuracy	0.6% of reading + 0.05% FS, 20 Hz to 10 kHz @ +18 °C to +28 °C
Temperature range	-62 °C to +240 °C
Temperature accuracy	±2 °C from -62 °C to +150 °C with probe calibrated to instrument, @ +18 °C to +28 °C ambient