Windows® 11 compatibility For details click here
Model #: rm400


The X-Rite RM400 is an affordable, entry-level 45/0 spectrophotometer designed for use in the retail paint industry that takes accurate sample measurements while tethered to a PC.

User Guides and Manuals

Tech Papers and Application Notes


Short Term Repeatability - White 0.10 max DEab
Measurement Geometry 45/0
Inter-Instrument Agreement 0.30 DEab avg on BCRA tiles
Illumination Spot Size Not published
Image Contact During Measurements Contact
Lamp Life Not published
Light Source Gas-filled tungsten
Measurement Spot 8mm
Measurement Working Distance Zero
Patch Size 8 mm
Photometric Range 0 to 200% reflectance
Photometric Resolution 20 nm intervals
Spectral Analyzer DRS filter wheel
Spectral Interval 20 nm
Spectral Range 400-700 nm @ 20 nm
Spectral Reporting 400-700 nm @ 10 nm
Aperture 8 mm
Reflectance Aperture(s) 8 mm
Humidity 0 to 85% RH, non-condensing
Operating Temperature Range 10° to 40° C
Storage Temperature Range Not published
Minimum Order Quantity 1
Unit Color Gray
Dimensions (length, width, height) 7.5" L x 3.2" W x 3.3" H
Weight 9.9 oz (excluding base)
Package Dimensions (length, width, height) 13" L x 12" W x 6" H
Shipped Weight 6 pounds
Communication Interface RS-232
Instrument Display No display
Software Development Kit Yes
Voltage AC power supply, 100-240 VAC
Wattage Not published
Calibration White calibration
Internal Temperature & Humidity Sensor No
Measurement Background User-supplied
Scanning Capability No
Service Indicator No
Warranty 12 months

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