Parr Instrument Series 4520 User Manual
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4520 Bench Top Reactors
Parr Instrument Company
TABLE OF CONTENTS
Related
Instructions............................2
Customer
Service...............................2
Preface ....................................................3
Scope .................................................3
Safety
Information ..............................3
General
Specifications .......................3
Explanation of Symbols ......................4
Environmental
Conditions ..................4
Provisions for Lifting and
Carrying..............................................4
Cleaning and Maintenance……….. ....4
Intended
Usage ..................................5
User’s
Responsibility ..........................5
Unpack
Carefully ................................5
Installation ..............................................6
Pressure and Temperature
Limits ..................................................6
Assemble the Reactor............................7
Fixed Head or Removable Head
Vessel
Design ....................................9
Flat PTFE Gasket or Self Sealing
O-ring
Closure ....................................9
Identify the Valves..................................10
Gas Release Valve.............................10
Gas Inlet Valve ...................................10
Liquid Sampling Valve........................10
Other Head Fittings ................................12
Safety Rupture Disc ...........................12
Type J Thermocouple.........................12
Pressure
Gage ...................................12
Gage and Valve Adapters ..................12
How to Use the Vessel ...........................13
PTFE Gasket or O-ring Seal ..............13
Fixed Head Vessel Installation ...........13
Moveable Head Vessel Installation ....13
Sealing Vessels with PTFE Gaskets ..13
Sealing Vessels with O-ring Seals .....13
Gas Inlet / Liquid Sampling Valves.....13
Gas Connections................................13
Pressurizing the Vessel .....................14
Do Not Overfill the Vessel ..................14
Withdrawing Liquid Samples ..............14
Releasing Pressure ............................14
To Open the Vessel at Completion
of a Test .............................................15
Initial Operating Test ..........................15
Variable Speed Electric Motor ............15
Accessories............................................ 16
Internal Cooling Coils ......................... 16
Liners ................................................. 16
Spare Parts Kit ................................... 16
Air
Motor ............................................ 17
Explosion Proof Operation ................... 18
Periodic Pressure Tests ........................ 19
General Maintenance Notes.................. 20
Parts Lists............................................... 21
Reaction Vessel Parts List ................. 21
Removable Head Style Parts Lists .... 23
Fixed Head Style Parts Lists .............. 25
Overarm Parts List ............................. 28
Cooling Coil Parts List........................ 30
Vessel Heaters Parts List................... 31
Related Instructions
The following Parr publications can be
ordered to further your understanding of this
instrument and its component parts:
No. Description
230M Safety Precautions to be observed when
operating Pressure Reaction Equipment
231M Operating Instructions for Parr Safety
Rupture Discs
548M Operating Instructions for 4848 Reactor
Controllers
234M Operating and Maintenance Instructions
for Parr Magnetic Drives
323M Operating Instructions for Parr Pressure
Relief Valves
201M Limited
Warranty
F0042 Health & Safety Assurance Certification
Customer Service
Questions concerning the installation or
operation of this instrument can be answered by
the Parr Customer Service Department:
309-762-7716
800-872-7720
Fax:
309-762-9453
www.parrinst.com