Environmentally Conscious and Economically Sound Machine Dismantling Forum > Gurnee
> Modern Stuff
> CNC
> New dwyer mercoid pressure switch drh 7031-153L-8U
New dwyer mercoid pressure switch drh 7031-153L-8U
DWYER MERCOID PRESSURE SWITCH DRH 7031-153L-8 NEW
EXPLOSION-PROOF TYPES DAH, DRH, DSH
Mount with mounting lugs attached to control housing.
Semi-Automatic Control with Manual Reset:
Models prefixed DR, DRH, DRW and with suffix L or U
(example: DR-7021-153U) have a single adjustment that
sets the operating point for automatic operation. A pushbutton
reset must be operated manually to restore the circuit
to the original position after automatic operation.
Example: Type DR-7021-153L has a circuit that opens
automatically on a pressure rise to the pressure indicated by
the pointer on the scale; no matter how much the pressure
drops, the circuit will not re-close until the reset button is
operated. Suffix L denotes control will operate automatically
on an increase. Suffix U denotes control will operate
MORE INFORMATION AT LINK BELOW
http:// /PDF_files/DA-SnapSwitch_iom.pdf
