ONiLAB MS-H280-Pro User Manual

(Hotplate) Magnetic Stirrer

User

Manual

MS-H280-Pro LED Digital Hotplate Magnetic Stirrer

Please read the User Manual carefully before use, and follow all
operating and safety instructions!
Technical specifications and outline are subject to change without prior
notice.

Contents

Preface ................................................................................. 1

Service ................................................................................. 1

Warranty .............................................................................. 1

1. Safety Instructions ....................................................... 2

2. Proper Use ................................................................... 3

3. Inspection .................................................................... 4

3.1 Receiving Inspection ............................................. 4

3.2 Listing of Items ..................................................... 4

4. Control......................................................................... 4

4.1 Control elements.................................................... 4

4.2 Display................................................................... 7

5. Trial Run...................................................................... 8

6. Function: Heating ( Digital hotplate model )............... 8

6.1 Working with external temperature sensor ............ 9

6.2 Residual heat warning（HOT） ........................... 9

7. Stirring ....................................................................... 10

8. Faults ......................................................................... 10

9. Maintenance and Cleaning ........................................ 11

10. Associated Standards and Regulations ...................... 11

11. Specifications ............................................................ 12

12. Ordering Information ................................................ 14

1

Preface

Welcome to the “ (Hotplate) Magnetic Stirrer”. Users
should read this Manual carefully, follow the instructions
and procedures, and be aware of all the cautions when using
this instrument.

Service

When help needed, you can always contact the Service
Department of manufacturer for technical support in the
following ways:

ONiLAB LLC.

25415 Prado De Las Peras, Calabasas, CA 91302，USA

Tel: [phone]

Please provide the customer care representative with the
following information：

• Serial number（on the rear panel）

• Certification

• Description of problem (i.e., hardware or software)

• Methods and procedures adopted to resolve the problems

• Your contact information

Warranty

This instrument is warranted to be free from defects in
materials and workmanship under normal use and service,
for a period of 24 months from the date of invoice. The
warranty is extended only to the original purchaser. It shall
not apply to any product or parts which have been damaged
on account of improper installation, improper connections,
misuse, accident or abnormal conditions of operation.
For claims under the warranty please contact your local
supplier. You may also send the instrument directly to
manufacturer, enclosing the invoice copy and by giving
reasons for the claim.

2

Warning!

• Read the operating instructions carefully

before use.

• Ensure that only trained staff works with the

instrument.

Risk of burn!

• Caution when touch the housing parts and

the hotplate (heating model) which can reach
temperature of

280°C.

• Pay attention to the residual heat after

Protective ground contact！

• Make sure that socket must be grounded

(protective ground contact) before use.

1. Safety Instructions

• When working wear personal safety guards to avoid the
risk from:

- Splashing and evaporation of liquids

- Release of toxic or combustible gases

• Set up the instrument in a spacious are on a stable, clean,
non-slip, dry and fireproof surface. Do not operate the
instrument in explosive atmospheres, with hazardous

substances or under water.

• Gradually increase the speed, reduce the speed if:

- Stirring bar breaks away due to high speed

- The instrument is not running smoothly, or container

moves on the base plate

• Temperature must always be set at least 50℃ lower than
the fire point of the media used.

• Be aware of hazards due to:

- Flammable materials or media with a low boiling

temperature

- Overfilling of media

- Unsafe container

• Process pathogenic materials only in closed vessels.

• Check the instrument and accessories prior to each use.

Do not use damaged components. Safe operation is only
guaranteed with the accessories described in the
“Accessories” chapter. Accessories must be securely
attached to the device and can not come off by themselves.
Always disconnect the plug before fitting accessories.

• When the external temperature sensor needed, the tip of

the measuring sensor must be at least 5-10mm from vessel
bottom and wall.

3

• The instrument can only be disconnected from the main
power supply by pulling out the main or the connector plug.

• The voltage stated on the label must correspond to the
main power supply.

• Ensure that the main power supply cab le does not touch
the hotplate. Do not cover the device.

• The instrument may only be opened by experts.

• Keep away from high magnetic field.

2. Proper Use

The instrument is designed for mixing and/or heating
liquids in schools, laboratories or factories.

• Observe the minimum distances between the devices,
between the device and the wall and above the assembly
(min. 100 mm)

>100mm

Figure 1
This device is not suitable for using in residential areas or
other constraints mentioned in Chapter 1.

4

3. Inspection

3.1 Receiving Inspection

Unpack the equipment carefully and check for any damages
which may have arisen during transport. Please contact
manufacturer/supplier for technical support.

Note:
If there is any apparent damage to the system,
please do not plug it into the power line.

3.2 Listing of Items

The package includes the following items:

Items Qty
Main unit 1

Power cable 1
User Manual 1

Table 1

4. Control

4.1 Control elements

Probe

( Hotplate model

Temperatur
e Control Knob

Speed Control Knob

Figure 2 Digital hotplate model

)

LED Display