Parr Instrument 4875 - Manual (Page 4)

4875 Power Controller
w w w . p a r r i n s t . c o m 5
e
xPlanatIon of
s
ymbols
I On position
O Off Position
This CAUTION symbol may be present on the Product Instrumentation
and literature. If present on the product, the user must consult the
appropriate part of the accompanying product literature for more
information.
Protective Earth (PE) terminal. Provided for connection of the protective
earth (green or green/yellow) supply system conductor.
I
ntended
u
sage
This controller has been designed for use with Parr
Pressure Vessels and Reactors. This controller is
to be used solely with Parr Instrument Company
Heaters, motors, and/ or cooling components. It
has been designed, built, and tested to strict physical
and electrical standards. However, it is the user's
responsibility to install and operate it in conformance
with local pressure and electrical codes.
If the instrument is used in a manner not specified by
Parr Instrument Company, the protection provided by
the equipment may be impaired.
c
leanIng
& m
aIntenance
Periodic cleaning may be performed on the exterior
surfaces of the controller with a lightly dampened cloth
containing mild soap solution. All power should be
disconnected and the power cord should be unplugged
when cleaning the controller.
There are no user serviceable parts inside the product
other than what is specifically called out in this manual.
Advanced troubleshooting instructions beyond the
scope of this manual can be obtained by calling Parr
Instrument Company in order to determine which
part(s) may be replaced or serviced.
s
afety
I
nformatIon
To avoid electrical shock, always:
Use a properly grounded electrical outlet of correct 1.
voltage and current handling capability.
Ensure that the equipment is connected to electrical
2.
service according to local national electrical codes.
Failure to properly connect may create a fire or
shock hazard.
For continued protection against possible hazard,
3.
replace fuses with same type and rating of fuse.
Disconnect from the power supply before
4.
maintenance or servicing.
To avoid personal injury:
Do not use in the presence of flammable or 1.
combustible materials; fire or explosion may result.
This device contains components which may ignite
such material.
Refer servicing to qualified personnel.
2.