Koehler K60094 User Manual

K60094

Portable Heated Oil Test Centrifuge

Operation and Instruction Manual

REV A.1

Koehler Instrument Company, Inc.

1595 Sycamore Avenue • Bohemia, New York 11716-1796 • USA

Toll Free: 1-800-878-9070 (US only) • Tel: [phone] • Fax: [phone]

http://www.koehlerinstrument.com • e-mail: [e-mail]

Petroleum Testing & Analysis Instrumentation • Custom Design & Manufacturing

K60094 Portable Heated Oil Test Centrifuge

Operation and Technical Manual

Table of Contents

1 Introduction ................................................................................................ 2

1.1 Koehler’s Commitment to Our Customers.......................................................................2

1.2 Recommended Resources and Publications...................................................................2

1.3 Instrument Specifications.................................................................................................3

2 Safety Information and Warnings .............................................................3

3 Getting Started............................................................................................ 4

3.1 Packing List......................................................................................................................4

3.2 Unpacking ........................................................................................................................4

3.3 Installation........................................................................................................................4

3.4 Accessories for Running Tests ........................................................................................4

4 Descriptions................................................................................................ 5

4.1 Portable Oil Test Centrifuge.............................................................................................5

4.2 Control Panel....................................................................................................................5

4.3 Temperature Controller....................................................................................................6

5 Operation .................................................................................................... 6

5.1 Power Connection............................................................................................................6

5.2 Test Procedure.................................................................................................................6

6 Maintenance................................................................................................ 8

6.1 Routine Maintenance.......................................................................................................8

6.2 Replacement Parts...........................................................................................................8

7 Wiring Diagram........................................................................................... 9

8 Troubleshooting....................................................................................... 10

8.1 The test will not start ......................................................................................................10

8.2 The motor stalls or will not come up to speed properly..................................................10

8.3 The unit does not heat up ..............................................................................................10

9 Service....................................................................................................... 10

10 Storage...................................................................................................... 10

11 Warranty.................................................................................................... 10

12 Returned Goods Policy............................................................................ 10

Notes............................................................................................................... 11

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1 Introduction

The K60094 Oil Test Centrifuge is a portable
model centrifuge designed expressly for the
determination of water and sediment of crude oil
during field custody transfers. This unit
accommodates two centrifuge tubes of ASTM
conical type 6". The molded PTFE supports provide
for maximum protection and easy positioning of the
tubes. Includes an integrated tube holder (2) and
pre-heater (2) for ease of sample handling and pre­conditioning.

 Accommodates two 6” conical centrifuge short

tubes

 Analog Speed Control
 Integrated Tube Holder (2) and Pre-heater (2)
 Independent Digital Temperature Displays for

both the Bowl and Pre-heater temperature

 Switchable Temperature Display between °C and

°F

 Substantial Insulation for Reduced Heat Loss
 12V DC Power Requirement for field use
 Opening in Top Lid for Speed Calibration by

Portable Laser Tachometer

This manual provides important information
regarding safety, technical reference, installation
requirements, operating condition specifications,
user facility resource requirements, and operating
instructions for the Portable Oil Test Centrifuge. This
manual should also be used in conjunction with
applicable published laboratory procedures.
Information on these procedures is given in section

1.2.

K60094 Portable Heated Oil Test Centrifuge

Operation and Technical Manual

1.1 Koehler’s Commitment to Our
Customers

Providing quality testing instrumentation and
technical support services for research and testing
laboratories has been our specialty for more than
50 years. At Koehler, the primary focus of our
business is providing you with the full support of
your laboratory testing needs. Our products are
backed by our staff of technically knowledgeable,
trained specialists who are experienced in both
petroleum products testing and instrument service
to better understand your requirements and
provide you with the best solutions. You can
depend on Koehler for a full range of accurate and
reliable instrumentation as well as support for your
laboratory testing programs. Please do not
hesitate to contact us at any time with your
inquiries about equipment, tests, or technical
support.

Toll Free: 1-800-878-9070 (US only)

Tel: [phone] • Fax: [phone]

Email: [e-mail]

http://www.koehlerinstrument.com

1.2 Recommended Resources and

Publications

1. American Society for Testing and Materials

(ASTM)
100 Barr Harbor Drive
West Conshohocken, Pennsylvania 19428­2959, USA
Tel: [phone] • Fax: [phone]
http://www.astm.org • email: [e-mail]

ASTM Publication:

 ASTM D96: Standard Test Method for

Water and Sediment in Crude Oil by
Centrifuge Method (Field Procedure)

2. Energy Institute (IP)

61 New Cavendish Street
London, WIM 8AR, United Kingdom
Tel: [phone]
Fax: [phone]
http://www.energyinstpubs.org.uk/

IP Publication:

 IP: MPMS Chapter 10.4

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1.3 Instrument Specifications

Model:

Electrical

Requirements:

Temperature Range:

K60094

12V DC 40A

Ambient to 160°F
(71.1°C)

Temperature

Readout:

Two (2) independent
digital displays for
centrifuge bowl and pre­heater

Rotor Swing

Diameter:

Speed Range:

RCF Range:

Capacity:

15.6” (396.24mm)
300 - 1800 RPM

20 - 700

Two (2) short cone 6”
tubes

Dimensions:

(w x d x h, in.(cm))

20.79 x 23.43 x 13.91
(with pre-heater lid open)
(52.8 x 59.5 x 35.33)

Net Weight:

2 Safety Information and Warnings

50 lbs (22.7 kg)

Safety Considerations. The use of this

equipment may involve hazardous materials and

operations. This manual does not purport to address
all of the safety problems associated with the use of
this equipment. It is the responsibility of any user of
this equipment to investigate, research, and
establish appropriate safety and health practices and
determine the applicability of regulatory limitations
prior to use.

WARNING: KEEP BOWL LID CLOSED

WHILE SAMPLES ARE SPINNING!!!

 NEVER try to slow the carousel arm down with

your hands or place your hands or any object
inside the bowl while the carousel arm is

K60094 Portable Heated Oil Test Centrifuge

Operation and Technical Manual

spinning. Allow the carousel arm to come to a

complete stop before removing your sample.

 NEVER

the samples are spinning.

 NEVER

unit is on.

 NEVER

spinning longer than 15 minutes

 Ensure lid switch is in locked position prior to

spinning rotor.

 Ensure all switches are off when the unit is not

in use.

 Be sure there are no foreign objects in the

centrifuge bowl.

 Disconnect power supply before removing or

replacing electrical or mechanical parts.

 DO NOT leave oily rags or any type of

combustible material in or around your
centrifuge.

 DO NOT allow unauthorized persons to

access the centrifuge.

 STAY ALERT! Do not operate this unit while

under the influence of medication, alcohol, or
drugs.

Equipment Modifications and Replacement
Parts: Any modification or alteration of this

equipment from that of factory specifications is not
recommended and voids the manufacturer
warranty, product safety, performance
specifications, and/or certifications whether
specified or implied, and may result in personal
injury and/or property loss. Replacement parts
must be O.E.M. exact replacement equipment.

Unit Design: This equipment is specifically

designed for use in accordance with the applicable
standard test methods listed in section 1.2 of this
manual. The use of this equipment in accordance
with any other test procedures, or for any other
purpose, is not recommended and may be
extremely hazardous.

Chemical Reagents Information: Chemicals and

reagents used in performing the test may exhibit
potential hazards. Any user must be familiarized
with the possible dangers before use. We also

leave the centrifuge unattended while

leave the centrifuge unattended while

leave the instrument running or

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