Click Image to Enlarge Protek B4100

5-1/2 Digit multimeter with selectable count resolutions up to 200,000 True RMS and measures frequency Selectable Count Resolutions: 2k, 20k, 200k Auto-ranging Trend plot display RS-232 interface standard and optional GPIB interface Min/Max/Avg, Relative error and comparison functions May be used on line voltages from 85V to 250V without any internal changes Software included Seven setups may be stored and recalled in memory

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Selection Guide

Model	Description	List Price	Sale Price
B4100	Programmable Bench DMM 5 1/2 Digit True RMS	$578.00	$497.08

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Display

Slow Counts: 200,000 Digits: 5 1/2 Medium Counts: 20,000 Digits: 4 1/2 Fast Counts: 2,000 Digits: 3 1/2

Specifications (at 25°C ±5°C)

DC Voltage Ranges: 2V, 20V, 200V, 1000V Best Resolutions: 10 µV (Slow), 100 µV (Med), 1mV (Fast) Accuracy: ± (0.05% + 3D) Input impedance: 10MW Overload protection: 1000V AC Volts Ranges: 2V, 20V, 200V, 1000V Best Resolutions: 100 µV (Slow and Med), 1mV (Fast) Accuracy: ± (0.5% + 5D) 45Hz to 450Hz Overload Protection: 1000V Crest Factor: 3:1 DC Current Ranges: 200µA, 200mA, 10A Best Resolutions: 200µA: 1nA (Slow), 10nA (Med),100nA (Fast) 200mA: 1µA (Slow), 10µ (Med), 100µA (Fast) 10A: 100µA (Slow), 1mA (Med), 10mA (Fast) Accuracy: ± (0.1% + 5D) Max burden: 200mV Overload protection: 0.5A/250V and 10/250V fuse AC Current (Best Resolution) 200 µA: 10 nA (Slow and Med), 100nA (Fast) 200mA: 1µA (Slow), 10µA (Med), 100µA (Fast) 10A: 100µA (Slow), 1mA (Med), 10mA (Fast) Accuracy: ± (0.5% + 5D), Max burden: 200mV Overload protection: 0.5A/250V and10A/250V fuse Resistance Ranges: 200W W2KW, 200KW, 2MW, 10MW Best Resolutions: 1mW (Slow), 10mW (Med), 100mW (Fast) Accuracy: ±(0.05% + 5D) Overload Protection: 250V or AC RMS Frequency Ranges: 200Hz, 2KHz, 20KHz, 200KHz Best Resolutions: 1mHz(Slow), 10mHz (Med), 100mHz (Fast) Accuracy: ± (0.05% + 2D) Overload protection: 250V DC or AC RMS Diode Range: 2V Test current: Approximately 1.0mA Test Volts: Approximately 3 Volts Continuity Buzzer will sound at 100W or less Interface RS-232, GPIB optional Connector: 9 Pin din Baud Rate: 1200, 2400, 4800 or 9600 bps

General Specifications

Display 128 x 64 pixel super twisted LCD DIMensions 3.3" H x 12.0" W x 11.0" D Operating Temperature 0 to 50°C (32 to 120°F) Power 85V to 275V ±10% Supplied Accessories Manual, Power cord, BNC cable, Software disk, RS-232 cable