Master Flex Variable-Speed Air-Powered Drive 77931-10 L/S with Easy-Load II Pump Head for High-Performance Tubing 1unit

Use where electrical power is unsafe or unavailable.









Flow range 3.6 to 3400 ml/min-low rate depends on drive rpm, tubing head, and tubing size
Easily vary speed by adjusting air pressure with regulator
Rugged 3/4-hp air motor requires little maintenance and generates less heat than an electric motor
IP44 rated-painted steel housing protects from gentle spray








Flow range 170 to 1700 ml/min with L/S tubing-flow rate depends on drive rpm and tubing size
Air-powered drive is ATEx Zone 2 approved; rated to EEx II 3 G c IIC T6 -drive only, pump head is not ATEx approved





Use this variable-speed air-powered system whenever electrical power is unsafe or impractical. Careful grounding to protect from static electricity is vital for safe operation. Drive runs on 3 to 25 cfm air input at 20 to 100 psi.






Delivery information: Includes air-powered drive 07569-00, Easy-Load II pump head 77200-62, 10-ft C-Flex L/S 24 tubing, air/speed regulator with 5-μm air filter, automatic lubricator, 0 to 30 psi pressure gauge, and muffler.