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311593N 9
Key:
A
E-Flo Electric Circulation Pump
B* Explosion-Proof Electric Motor
C* Local Control Box
D* Variable Frequency Drive (VFD)
E** System Power Disconnect Switch
F* Electrical Noise Filter
G* Power Module
H* VFD/BPR Pneumatic Control Kit
J** Electric Power Cable, VFD to Electric Motor
K** Electric Control Cable, Local Control Box to VFD
L** Explosion-Proof Seal Fittings
M** Electric IS Control Cable, Power Module to Pump Sensor
Circuit
N** Electric Cable, VFD to 3-Way Solenoid Valve (2 meters
provided by Graco)
P* Pump Stand
R** Fluid Inlet Line
S** Fluid Outlet Line
T** Fluid Return Line
U* Pneumatic Back Pressure Regulator
V** Air Supply Lines to 3-Way Solenoid Valve
W** Air Line, Solenoid Valve to Back Pressure Regulator
X** Ethernet Cable, VFD to Computer
Y** Personal Computer
Z** Pump Ground Wire
AA* Explosion-Proof Electric Agitator
AB** Pressure Relief
AC* Fluid Filters
AD* Fluid Line Isolation Valves
* Option available from Graco.
** Supplied by integrator.
FIG. 3: Typical Installation
ti8651c
BC
F
G
J
E
Hazardous AreaNon-Hazardous Area
Hazardous
Area
Entrance
A
DH
K
N
PR
S
T
U
V
W
X
Y
AA
M
Hazardous AreaNon-Hazardous Area
L
ABZ
AC
AD
AD
M