Use this comparison chart to see which system is right for you

Still have questions? Visit the Moving Web Thickness & Weight Measurement Systems page, or

Contact an application specialist

  21Plus! Iplus!
 
Cast film
Co-extruded film  
Sheet extrusion
Biax film  
Converted products  
Extrusion coating  (total only)
Extrusion coating  (base/coat/total)  
Tandem extrusion coating  
Roll/blade coating  
Building materials  
Paper  
Nonwovens
Patch coating  
Rubber/vinyl calendering
Roofing  
Abrasives  
Float glass  
Blown film  
  21Plus! Iplus! Range Measurement Measurement Principle
BetaPlus KR85 5–1600 gsm Basis weight Isotope
BetaPlus SR90 100–7000 gsm Basis weight Isotope
PM Roofing  SR90   100–7000 gsm Basis weight Isotope
Prosis 1–2000 µm depending on material Basis weight or direct thickness NIR spectroscopy
ShadowMaster 100–6500 µm Direct thickness Laser
XrayMaster   20–50,000 gsm Basis weight X-ray
TeraHertz   50 µm to 150 mm depending on material Direct thickness Optical TOF (Thz)
100 - 7000 gsm
  21Plus! Iplus! Max Sheet Width
Mark III Industrial Scanner   393.7 inches (10 meters)
Mark III Hazard Reduced Scanner   148 inches (3749 mm)
Mark III Industrial Scanner for ShadowMaster Sensor (includes roll)   118 inches (2997 mm)
Mark III Vertical Passline Industrial Scanner—CAN BE TILTED +/- 45 DEGREES FROM VERTICAL   148 inches (3749 mm)
Mark III Wide Gap Industrial Scanner    148 inches (3749 mm)
Abrasive Scanning C-Frame—ALWAYS VERTICAL   80 inches (2032 mm)
Stainless Steel Roofing Scanning (High Moisture Content) C-Frame   80 inches (2032 mm)
L220 Scanning Frame 88 inches (2236 mm)
L220 Scanner for ShadowMaster Sensor (includes roll) 88 inches (2236 mm)
L400 Industrial Scanner  157 inches (4 meters)
Box Beam   80 inches (2032 mm)
100 - 7000 gsm
  21Plus! Iplus!
 
Cast film
Co-extruded film  
Sheet extrusion
Biax film  
Converted products  
Extrusion coating  (total only)
Extrusion coating  (base/coat/total)  
Tandem extrusion coating  
Roll/blade coating  
Building materials  
Paper  
Nonwovens
Patch coating  
Rubber/vinyl calendering
Roofing  
Abrasives  
Float glass  
Blown film  
  21Plus! Iplus! Range Measurement Measurement Principle
BetaPlus KR85 5–1600 gsm Basis weight Isotope
BetaPlus SR90 100–7000 gsm Basis weight Isotope
PM Roofing  SR90   100–7000 gsm Basis weight Isotope
Prosis 1–2000 µm depending on material Basis weight or direct thickness NIR spectroscopy
ShadowMaster 100–6500 µm Direct thickness Laser
XrayMaster   20–50,000 gsm Basis weight X-ray
TeraHertz   50 µm to 150 mm depending on material Direct thickness Optical TOF (Thz)
100 - 7000 gsm
  21Plus! Iplus! Max Sheet Width
Mark III Industrial Scanner   393.7 inches (10 meters)
Mark III Hazard Reduced Scanner   148 inches (3749 mm)
Mark III Industrial Scanner for ShadowMaster Sensor (includes roll)   118 inches (2997 mm)
Mark III Vertical Passline Industrial Scanner—CAN BE TILTED +/- 45 DEGREES FROM VERTICAL   148 inches (3749 mm)
Mark III Wide Gap Industrial Scanner    148 inches (3749 mm)
Abrasive Scanning C-Frame—ALWAYS VERTICAL   80 inches (2032 mm)
Stainless Steel Roofing Scanning (High Moisture Content) C-Frame   80 inches (2032 mm)
L220 Scanning Frame 88 inches (2236 mm)
L220 Scanner for ShadowMaster Sensor (includes roll) 88 inches (2236 mm)
L400 Industrial Scanner  157 inches (4 meters)
Box Beam   80 inches (2032 mm)
100 - 7000 gsm

Scanner/sensor compatibility chart

  L220     L400     Mark III C-Frame Box Beam
PROSIS IR Transmission ✓* ✓*    
PROSIS IR Microbeam        
PROSIS IR Reflection    
PROSIS IR Dual Reflection        
BetaPlus ✓* ✓*    
LFE Beta Roofing Sensor        
XrayMaster      
ShadowMaster ✓*    
Terahertz
*Available on Iplus! platform
100 - 7000 gsm