Fristam Pumps PM 01, Original Instructions Manual

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/ / PM POWDER MIXER / / /
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3.3 Pipes
The pipes include connections, manual and pneumatic valves, and the sight glass. Standard
manual valves are equipped with hand levers that can be locked in the 0° and 90° positions.
Other handles or attached drives can optionally be installed.
The premix, made up of the base medium and the powder or added liquid, is formed in the
pipe region between throttle valve V2 and centrifugal pump P1.
The homogeneous end product is formed in shear pump P2 upstream of the discharge-side
connection.
Fig. 8 Pipes, version with hand valves
3.3.1 Valves
The manual valves in the standard version are set as follows:
1. Pull the handle out lengthwise.
2. Rotate the lever to the desired position.
All manual disk valves in the standard version only engage in the positions "On" or "Off."
3.3.2 Variants of Metering Valve V1
Stepless Metering Valve V1
Valve V1 as a manual valve can be equipped with a continuously adjustable hand lever in-
stead of a standard hand lever.
Valve Combination V1.1 + V1.2
Combination metering valve V1.1 stepless and V1.2 pneumatic (optional)
A V1.2 valve can be positioned below a V1.1 continuously adjustable manual valve. It has a
pneumatic drive and can only be set to positions "On" and "Off."
18 Metering valve V1
19 Discharge-side connection
20 Suction-side connection
21 Throttle valve V2
22 Sight glass
23 Drain valve V3
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