Extech MP530-NIST - True RMS tester with RS-232 has a 0.08% simple DCV precision. This meter has AC Voltage/Current testing capabilities; it also has Temperature, Relative, Min/Max/Max-Min, Peak Hold, Zoom, Auto-off, etc.
High basic DC Voltage accuracy
Wide AC Voltage bandwidth
Rugged design with protective holster and water resistant housing
Optically isolated RS-232 PC interface with Windows 95/98 compatible software (optional) allows user to collect, display, plot, save or export data or graphs
Backlit 5000 count LCD display for high resolution
Smart auto power off is disabled if signal is present at test leads
Hold and low resistance auto-lead zero
Measurement functions include AC/DC Voltage and Current Resistance, Frequency, Capacitance, Diode and Continuity
True RMS measurements for AC Voltage and Current
Degrees F/C Temperature function
Analog bargraph Zoom provides 5x resolution to detect small signals (updates 60/sec)
Specifications:
Extech MP530-NIST True RMS Multimeter with RS-232
Resolution:
(0.01mV, 0.1μA, 0.01., 0.01nF, 0.001Hz)
AC Voltage Bandwidth:
40Hz to 20kHz
Accuracy:
0.08%
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.