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“ pneumatic automatic operators ”

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What are Pneumatic Automatic Operators?
 Pneumatic Automatic Operators are used in areas where electrically operated devices are not convenient or permitted.  Consists of a modified, heavy-duty door closer for manual oper...
What is the minimum and maximum PSI applied to a 4800 operator?
The pneumatic operators are designed to function with an input air pressure to the 7901/7902 Series control box of 80 (min) 100 (max) PSI, and an output pressure of 60 to 80 PSI to the pneumatic (2...
Which of the Pneumatic operators uses the same cylinder?
4810 series is a Top Jamb Pull Side application. 4820 series is a Top Jamb Push Side application. 4840 series is a Parallel Arm Push Side application.
The 4840 and the 4810 are they only cylinders that can be interchanged, they use the same cylinder for their individual applications.
What are ElectroMechanical Automatic Operators?
ElectroMechanical Automatic Operators are designed to automatically open when activated. The Benchmark Series are Medium Duty "Commercial" automatic operators, often used on of...
CONTROL BOX, 7900 SERIES
Pneumatic Control Box, Power Operator, Automatic Operator, Auto Operator
What are Electro-hydraulic Automatic Operators?
Electro-hydraulic Automatic Operators are: Designed for manual opening applications where there is occasional need for automating the door to meet ADA requirements.  Electrically powere...