PF66M type digital multimeterDetailed product description：

I. Overview

The PF66M digital multimeter is a portable precision instrument with a 51/2-digit VFD display, utilizing single-chip microcomputer technology, high-precision operational amplifiers, and high stability voltage references. The main technical data is:

2、 Main technical indicators

resistance measurement
*Measurement range: 1 μ Ω -20k Ω
*Range: 200m Ω, 2 Ω, 20 Ω, 200 Ω, 2k Ω, 20k Ω (5 1/2 bit code length)
*Principle: Adopting a four wire system and displaying with a clear VFD display
*Basic error: 0.008% RD+0.002% FS

DC voltage measurement
*Measurement range: 1 μ V-20V
*Range: 200.000mV, 2.00000V, 20.000V
*Basic error: 0.005% RD+0.0015% FS

current output
*Five level output: 500.00mA, 100.000mA, 10.0000mA, 1.00000mA, 100.000 μ A
*Adjustment range: 10% FS-110% FS
*Basic error: 0.008% RD+0.002% FS

RS232 standard serial interface, outputting digital information. This series of products also provides users with various multimeters with resistance/voltage measurement, voltage measurement/current output series.