The Land Model 4500 MkIII has reset the industry standard on compliance opacity and dust concentration measurement. Combining the unique features of three patented technologies, the 4500 MkIII achieves the highest available specification for the principal performance parameters, as defined by the internationally recognized ASTM Standard B 62161. These industry-leading features makes the MkIII the most accurate opacity monitor available today. Its excellent sensitivity makes it ideal for all current or future requirements in opacity and dust concentration measurement.

Compliance Applications

• US EPA 40CFR60 Sections 13, 17 and App. B PS-1
• US EPA Proposed 40CFR60 App. F Procedure 3
• ASTM Standard D6216

Industrial Applications

• Boilers
• Heaters
• Furnaces
• Kilns
• FCC’s
• Incinerators
• Dust Collectors

• Flood LED (US Patent #5617212)
• LED Light Source (US Patent #6781695)
• Retro-reflector (US Patent #7429112)
• Single Hand Operation
• Simple Installation
• Dual Function Menus (Text and Icons)
• Easy to Read Display
• Built in Audit Jig
• Local Keypad (Initiate Audit)
• Local Display (View Results)
• Adapter Flanges
• Air Purging Accessories