Sigma 3 : vimarsana.com

Sigma 3
Source: ProMinent Fluid Controls, Inc.
Sigma/3 – expanding the ranges of the Sigma series capabilities and introducing new programming and control features
Sigma/3 – expanding the ranges of the Sigma series capabilities and introducing new programming and control features.
Features:
Capacity ranges from 46 to 264 gph (174 to 1000 L/h) at a maximum backpressure of 174 to 58 psi (12 to 4 bar).
The feed rate can be varied by increments of 0.5% using the self-locking stroke length adjustment knob. Maximum stroke length is 0.24 (6 mm).
Corrosion-resistant plastic outer housing; metal inner casing and internals for mechanical durability.
Four gear ratios, two liquid end sizes and two liquid end materials.