Siemens 147-2000 Positioning Relay Pneumatic,
Pneumatic, Adj Start Point and Span, Rapid Response,
This 147 Positioning Relay is a compact, pneumatic,
auxiliary device designe to provide positive positioning of a pneumatic valve or damper actuator.
It operates at a very low bleed rate to minimize air consumption,
and provides a simplified adjustment of both starting pressure and operating span.
The operating ambient temperature range is 35 to 160 degrees Fahrenheit.
auxiliary device designe to provide positive positioning of a pneumatic valve or damper actuator.
It operates at a very low bleed rate to minimize air consumption,
and provides a simplified adjustment of both starting pressure and operating span.
The operating ambient temperature range is 35 to 160 degrees Fahrenheit.

