Emerson Bettis EHO - Selector Knob and Control Pushbuttons

August 2016
Installation and Operation Manual
Part Number: VA001-507-32, Rev. 1
40
Section 6: Pushbutton Module (PBM)
Pushbutton Module (PBM)
6.1 Selector Knob and Control Pushbuttons
The selector knob provides the choice of Local/Off/Remote operation.
The control pushbuttons perform normal Open/Stop/Close function in the local control
mode.
Table 5. Selector Knob
Selector Knob Rotate Local Control Mode Function
OFF (Stop) Return position Stop movement: Prevents motor operation
REMOTE (Auto) Clockwise
Remote control: Allows control from remote
location
LOCAL (Hand) Counterclockwise
Local operation: Allows control from the local
control knob
Table 6. Pushbuttons
Pushbutton Local Control Mode Function
STOP Stop movement: Prevents motor operation
CLOSE Actuator moves to close position
OPEN Actuator moves to open position
Table 7. Pilot Lights
Pilot Lights Valve Position
Valve Closed Valve Mid-Stroke Valve Open
CLOSE Illuminated Illuminated Off
OPEN Off Illuminated Illuminated