Data Sheet 40,000 Count Dual-Display Handheld LCR Meters 878B and 879B Features & Benefits 40,000 counts resolution on primary and 10,000 counts resolution on secondary display L, C, R and Z (879B only) primary measurements Automatic calculation of secondary parameters D, Q, , ESR (/ESR for 879B only) 0.5% basic accuracy Fast auto range design for rapid, easy component measurements Relative mode Visible and audible tolerance mode Data Hold and Min/Max/Average recording USB (Virtual COM) interface SCPI compliant commands for remote communication Software for datalogging and front panel emulation available as free download Selectable auto-power-off options Full Featured Handheld LCR Meters ESR Measurements Configurable power-up-states B&K Precisions 878B and 879B 40,000-count Model 879B has the ability to measure the ESR 3 year warranty handheld LCR meters measure inductance, (Equivalent Series Resistance) of capacitors. ESR capacitance, and resistance quickly and precisely. is the sum of in-phase AC resistance of a capaci- Additionally, the 879B can calculate impedance, tor and used to rate a capacitors quality. An Applications Theta, and ESR, features typically found in bench ideal capacitor would be lossless and have an Passive component trouble shooting LCR meters only. ESR of zero. A capacitor could measure the cor- rect capacitance value, yet still be defective, due Electronic assembly Fast auto ranging and quick measurement config- to the components excessive in-phase AC resist- Quality control (component sorting) uration such as measurement parameter and test ance. The 879B would be able to detect this frequency selection make the 878B and 879B faulty component. very simple to operate. The meters also include handy functions such as data hold, Specifications 878B 879B Min/Max/Average recording, tolerance sorting, and relative mode. Measurements L, C, R, D, Q L, C, R, Z, D, Q, , ESR 100Hz, 120 Hz, Test frequency 120 Hz, 1 kHz Measurement data can continuously transfer to a 1 kHz, 10 kHz PC via the meters mini USB interface, using Backlit display No yes either the provided data logging software or SCPI commands sent from a custom program. Tolerance mode 1%, 5%, 10% 1%, 5%, 10%, 20% Technical data subject to change www.bk precision.com B&K Precision Corp. 2013Dual-Display Handheld LCR Meters Models 878B and 879B Versatile Configuration Flexible Operation Faster Auto Range Increase Productivity with PC Connectivity A tilt stand provides position flexibility for view- The advanced auto range circuit design means Free downloadable software is available for your ing and operating the meter. The over-molding you get faster measurements without the need to handheld LCR meter. View and log measure- rubber case protects the meter for better durabil- manually select ranges. ments and setup and configure the instruments ity. A single 9V battery or the included DC 12V measurement parameters. power adapter (with model 879B) can be used to power the meter, giving the user options for Dual Display portable or bench-top use. The 878B and 879Bs dual display allows multiple measurements to be conveniently displayed at once. Easy Front Panel Operation LCD protective visor 10,000 count secondary display 40,000 count primary display Backlight function (879B only) Selectable test Automatic Quality Factor frequencies (878B: and Dissipation Factor 120 Hz/1 kHz, 879B: calculation. Phase Angle 100 Hz/120 Hz/1 kHz/ and ESR measurement 10 kHz) (879B only) Calibration function for One touch inductance, improved measurement capacitance, resistance accuracy and impedance (879 only) measurements Standard mini USB port Blade style inputs for accurate measurement of leaded through-hole Guard terminal for components better noise immunity 2 www.bk precision.com