UHV LEAKVALVE - DIMENSIONS

MANUALLY OPERATED:

Handwheel for 10 turns, 10mm stroke, maximal closing torque 5 Nm.

Accessories:

Heating Cartridge, bakeout Controller, Vernier for exactly monitoring of the position.

MOTOR DRIVEN:

Stepper motor with planetary gear, designed for longtime work and for high temperatures. An electric switch reports the closed endposition. A thermal resistance ensures that the valve body stays at 300°C, while the actuator doesn't exceed the allowed 150°C. Thermal insulation of the valve body must be done after installation into the vacuum system. Analog (0-10VDC) or RS-232 input. Included: Power cable, RS-cable, all plugs, 5m motor cable. 10 seconds operationg time for the whole control range.

Accessories:

Heating cartridge, Bakeout Controller. Extension cable in three lengths. Extends the possible distance between valve and Controller to 10, 15 or 20m.

Controller for motor driven valves

PNEUMATICALLY (NC) DRIVEN:

Pneumatic actuator NC. A screw with a hexagon 24mm on the top of the cylinder allows adjusting of the open position. This screw can be adjusted throughout the whole control range. The valve moves within less than one second from closed to the adjusted position.

Solenoid valve with emergency override is included (24VDC, 4,5W) 

Accessories:

Heating Cartridge, bakeout Controller.