KERN & SOHN PLJ 420-3F PLJ Precision Balance, 420 g Capacity, 0.001 g Readability, Internal Calibration, LCD Graphic Display, RS-232

KERN & SOHN PLJ 420-3F Precision Balance — 420 g capacity with internal auto-calibration

When 0.001 g resolution at 420 g capacity matters, the KERN & SOHN PLJ 420-3F Precision Balance delivers consistent results for pharmaceutical, food, and R&D bench work. Motorized internal calibration keeps the KERN & SOHN PLJ 420-3F Precision Balance accurate without external reference masses.

Key Features

• 420.000-division resolution: Sharpens piece-count accuracy on the KERN & SOHN PLJ 420-3F Precision Balance and delivers 0.001 g repeatability across the 420 g range.
• Internal automatic calibration: Motorized calibration corrects for temperature drift on the KERN & SOHN PLJ 420-3F Precision Balance — no external masses, no downtime.
• Backlit LCD graphic: Clear digits in any ambient light; the backlit screen on the KERN & SOHN PLJ 420-3F Precision Balance remains legible during low-light production runs.
• RS-232 interface: Sends weighment data from the KERN & SOHN PLJ 420-3F Precision Balance to PCs, printers, or LIMS for traceable records and audit trails.
• Built-in application suite: Density determination, parts counting, tolerance weighing, pretare are all available as standard, extending the KERN & SOHN PLJ 420-3F Precision Balance across QC, formulation, and inventory tasks.
• Plastic housing with stainless weighing plate: The KERN & SOHN PLJ 420-3F Precision Balance pairs a durable plastic body with a stainless steel plate — easy to clean and resistant to common reagents.
• Level indicator and adjustable feet: A bubble level and four adjustable feet ensure the KERN & SOHN PLJ 420-3F Precision Balance is correctly levelled on any bench surface.

Detailed Overview

Built around Strain gauge sensing and a 110 mm ø weighing surface, the KERN & SOHN PLJ 420-3F Precision Balance provides 420 g capacity at 0.001 g readability. Linearity is ± 0.003 g. A glass draught shield minimizes air-current interference. Automatic internal calibration corrects for temperature drift without operator action. Functions include density determination, parts counting, tolerance and percentage weighing. Stabilization time is 3 s. Allow 4 h warm-up time before critical measurements.

Applications

• Pharmaceutical and nutraceutical sample preparation and QC
• R&D laboratories conducting formulation, assay, and gravimetric analysis
• Food science and quality assurance for ingredient and additive measurement
• Industrial production and incoming goods inspection
• Educational institutions teaching weighing and laboratory techniques

Why Choose the KERN & SOHN PLJ 420-3F?

Ideal for laboratory managers needing traceable, maintenance-light precision weighing, the KERN & SOHN PLJ 420-3F Precision Balance combines internal auto-calibration, 420 g capacity, and 0.001 g readability in a single bench-ready instrument. Add to cart at Weighcore and put the KERN & SOHN PLJ 420-3F Precision Balance to work in your facility today.