Product/Service

331C Portable Transmission Densitometer

Source: X-Rite, Inc.

Designed for black and white film measurement applications where portability is required. Self-contained light table accommodates film up to 11 inches wide.

Designed for black and white film measurement applications where portability is required. Self-contained light table accommodates film up to 11 inches wide. The new 331C provides the same performance and reliability as the older model 331, and now includes enhanced power management features:

  • NiMH battery that delivers greater than 2,000 measurements per battery charge, a 333%
  • improvement over the old 331
  • Takes only 1 hour to fully charge from a discharged state, compared to 14 hours with the old battery
  • Uses standard 12VDC battery charger and is considerably more power efficient. The charger is only
  • active when the battery requires charging
  • LED light indicates instrument charging status
  • "Sleep" mode powers down the instrument when not in use to conserve battery power
  • Easy to read touch pad
  • EnergyStar compliant

Product Features:

  • Measuring range: 0-3.5D (1mm) 0-4.0D (2mm)
  • Battery operated
  • Scale factor (slope) stability: ±1% per 6 months
  • Measuring area: 1 & 2 mm
  • Measuring length: 5.5 inches
  • Certified step wedge