Introduction
2.2
Intended Use
The EL-O-Matic F Rack and Pinion actuators are intended for the automation and operation
of quarter-turn valves like Butterfly, Ball and Plug valves.
Rack and Pinion actuators can also be used to operate dampers or any other quarter-turn
applications.
2.3
Specifications
Table 1.
Pressure Range
Actuator Type
Pressure
Double-Acting
0.2 to 8.3 barg (2.9 to 120 psig)
Spring-Return
6 to 8.3 barg (87 to 120 psig), with maximum spring set
3 to 8.3 barg (43.5 to 120 psig), reduced spring quantity
Table 2.
Operating Media
Actuator Type
Operating Media
Double-Acting and Single-Acting
Air, dry or lubricated and inert gases
Dew point at least 10K below ambient temperature
For sub-zero applications, take appropriate measures
Mentioned pressure levels are "gauge pressures".
Gauge pressure is equal to absolute pressure minus
atmospheric pressure.
Table 3.
Temperature Range
Actuator Type
Temperature
Standard
-20°C to +80°C (-4°F to +176°F)
Option: Low Temperature
-40°C to +80°C (-40°F to +176°F)
Option: High Temperature
-20°C to +120°C (-4°F to +248°F)
4
September 2015
Installation, Operation and Maintenance Manual
DOC.IOM.EF.EN Rev. 6
Section 2: Introduction
Summary of Contents for EL-O-Matic F-Series
Page 2: ......
