Graco 234956, Инструкция-перечень запасных частей

Страница: 6 / 20

Component Description
6 310766E
Component Description
Before you install the system, you should be familiar
with the parts discussed in the following paragraphs.
Supply Unit Features
Pump (1) - supplies power for rams.
Air Bleed Lockout Valve (2) - shuts off and relieves the
air to the pump and ram.
Air Motor Solenoid (3) - turns air on to the pump from
the cell controller.
Pump Air On Pressure Switch (4) - pressure switch
that verifies there is pressure to the pumps.
Empty Level Limit Switch (5) - indicates when a low
material level has been reached and sends a signal
back to the cell controller. This switch is adjustable.
Depressurization Valve/Solenoid (6) - relieves mate-
rial pressure in the system through the cell controller
which controls the on and off solenoid.
Level Indicator (7) - visual indicator of the remaining
material in the drum.
Pump Stroke Detector Proximity Switch (8) - sends
pump stroke signal count back to cell controller.
Material Check Valve (9) - prevents back flow from one
ram system to the other.
Control Stand Features
Standard Interface Cable Electrical Connection (10) -
electrical connection to cell controller.
Filter Module (11) - filters out foreign objects from fluid.
Filter Plugged Detector (12) - pressure switch across
the filter sends a signal to the cell controller indicating
when the filter is plugged. This switch is adjustable.
Fault Beacon (13) - illuminates when there is a fault in
the system.
Material Isolation Ball Valves (14) - shuts off material
flow to one ram unit. This is used when maintenance is
required for only one unit of the system.
Supply Hoses (15) - provides drum material to pump
control.
Electrical Cables (16) - controls each ram to pump
function control monitor.
Pump Function Module (17) - The Pump Function
Module monitors and controls system functions and out-
puts a signal from the module system through the cell
communications cable to the controlling equipment.
Optional Pump Control Module
Features
Pump Control Box (18) - houses the terminal block and
panel view display and controls.
Pump Control Panel View (19) - displays system infor-
mation and houses programmable controls.
Pump Control Cable (20) - connects the optional pump
control module to the tandem bulk pump unloader.
Reference numbers in parentheses in the text
refer to the callouts in F
IG
. 1.