Isotech HYDRA 798 Istruzioni operative

Page 1 of 26

Hydra 798 Iss.10 –04/18

STIRRED LIQUID BATH

MODEL HYDRA 798

User Maintenance Manual/Handbook

Isothermal Technology Limited, Pine Grove, Southport, PR9 9AG, England

Tel: +44 (0)1704 543830 Fax: +44 (0)1704 544799 Internet: www.isotech.co.uk E-mail: [email protected]

The company is always willing to give technical advice and assistance where appropriate. Equally, because of the programme of

continual development and improvement we reserve the right to amend or alter characteristics and design without prior notice.

This publication is for information only.

Page 2 of 26

Hydra 798 Iss.10 –04/18

CONTENTS

GUARANTEE.......................................................................................................................................................................... 3

ELECTRICAL SAFETY.................................................................................................................................................... 5

Environmental Ratings..................................................................................................................................................... 5

HEALTH AND SAFETY INSTRUCTIONS..................................................................................................................... 6

ON ARRIVAL.................................................................................................................................................................. 7

SPECIFICATION .................................................................................................................................................................... 8

FRONT PANEL CONTROLS................................................................................................................................................. 9

REAR PANEL ........................................................................................................................................................................ 10

IMPORTANT READ THIS NOW! ............................................................................................................................... 11

CHILLERS ......................................................................................................................................................................... 11

Chiller function - Medium ............................................................................................................................................. 11

Chiller function - Low ....................................................................................................................................................... 12

Chiller gases and quantities ........................................................................................................................................... 12

SETTING UP..................................................................................................................................................................... 12

USING THE CONTROLLER ................................................................................................................................................ 13

FRONT PANEL LAYOUT ................................................................................................................................................ 13

The Temperature Controller........................................................................................................................................ 13

Altering the Setpoint ..................................................................................................................................................... 13

ADVANCED CONTROLLER FEATURES........................................................................................................................ 13

Setpoint Ramp Rate....................................................................................................................................................... 13

Instrument Address....................................................................................................................................................... 14

MONITORING THE CONTROLLER STATUS ............................................................................................................... 14

Units.............................................................................................................................................................................. 14

OVER TEMPERATURE CONTROLLER (H MODEL ONLY) .......................................................................................... 15

OVER AND UNDER TEMPERATURE CONTROLLER (M & L MODELS) ..................................................................... 15

OVER TEMPERATURE CONDITION ............................................................................................................................. 15

UNITS ................................................................................................................................................................................... 17

DIAGNOSTIC ALARMS........................................................................................................................................................ 17

CONTROLLER ERROR MESSAGES................................................................................................................................. 17

OPERATION AND INITIAL TESTING ................................................................................................................................ 18

MOTOR NOTE .................................................................................................................................................................... 18

CHOICE OF LIQUIDS.......................................................................................................................................................... 19

LIQUID LEVEL.................................................................................................................................................................. 19

CHANGING LIQUIDS...................................................................................................................................................... 20

USING THE COOLING COIL ............................................................................................................................................. 21

CLEANING AND MAINTAINING THE BATH ................................................................................................................... 22

USING THE PC INTERFACE ............................................................................................................................................... 23

Connections ...................................................................................................................................................................... 23

Using the Interface ............................................................................................................................................................ 23

CAL NOTEPAD.................................................................................................................................................................... 24

Minimum System Requirements ....................................................................................................................................... 24

Development .................................................................................................................................................................... 24

Licence .............................................................................................................................................................................. 24

Installing Cal NotePad ....................................................................................................................................................... 25

Starting Cal NotePad ........................................................................................................................................................ 25

Protocol ............................................................................................................................................................................ 25

ACCESSORIES ...................................................................................................................................................................... 26

Page 3 of 26

Hydra 798 Iss.10 –04/18

GUARANTEE

ⓒIsothermal Technology Limited

This instrument has been manufactured to exacting standards and is guaranteed for twelve months against

electrical break-down or mechanical failure caused through defective material or workmanship, provided the

failure is not the result of misuse.

In the event of failure covered by this guarantee, the instrument must be returned, carriage paid, to the

supplier for examination and will be replaced or repaired at our option.

FRAGILE CERAMIC AND/OR GLASS PARTS ARE NOT COVERED BY THIS GUARANTEE INTERFERENCE

WITH OR FAILURE TO PROPERLY MAINTAIN THIS INSTRUMENT MAY INVALIDATE THIS GUARANTEE

The company is always willing to give technical advice and assistance where appropriate. Equally, because of

the programme of continual development and improvement we reserve the right to amend or alter

characteristics and design without prior notice. This publication is for information only.

This handbook contains information that has been reproduced with the kind permission of Eurotherm. Such

data is subject to the following notice.

Isothermal Technology Limited

Pine Grove, Southport, Merseyside, PR9 9AG, England

Telephone: +44 (0)1704 543830/544611 / Fax: +44 (0)1704 544799

Email: [email protected]o.uk / Website: www.isotech.co.uk

Page 4 of 26

Hydra 798 Iss.10 –04/18

CAUTIONARY NOTE

ISOTECH PRODUCTS ARE INTENDED FOR USE BY TECHNICALLY TRAINED AND COMPETENT

PERSONNEL FAMILIAR WITH GOOD MEASUREMENT PRACTICES.

IT IS EXPECTED THAT PERSONNEL USING THIS EQUIPMENT WILL BE COMPETENT WITH THE

MANAGEMENT OF APPARATUS WHICH MAY BE POWERED OR UNDER EXTREMES OF

TEMPERATURE, AND ARE ABLE TO APPRECIATE THE HAZARDS WHICH MAY BE ASSOCIATED WITH,

AND THE PRECAUTIONS TO BE TAKEN WITH, SUCH EQUIPMENT.

Page 5 of 26

Hydra 798 Iss.10 –04/18

EMC INFORMATION

This product meets the requirements of the European Directive on Electromagnetic Compatibility (EMC)

89/336/EEC as amended by EC Directive 92/31/EEC and the European Low Voltage Directive 73/25/EEC,

amended by 93/68/EEC. To ensure emission compliance please ensure that any serial communications

connecting leads are fully screened.

The product meets the susceptibility requirements of EN 50082-1, criterion B.

Symbol Identification

Publication

Description

ISO3864

Caution (refer to handbook)

IEC 417

Caution, Hot Surface

ELECTRICAL SAFETY

This equipment must be correctly earthed.

This equipment is a Class 1 Appliance. A protective earth is used to ensure the conductive parts cannot

become live in the event of a failure of the insulation.

The protective conductor of the flexible mains cable which is coloured green/yellow MUST be connected to a

suitable earth.

The blue conductor should be connected to Neutral and the Brown conductor to Live (Line).

Warning: Internal mains voltage hazard. Do not remove the panels.

There are no user serviceable parts inside. Contact your nearest Isotech agent for repair.

Voltage transients on the supply must not exceed 2.5kV.

Conductive pollution e.g. Carbon dust, must be excluded from the apparatus. EN61010 pollution degrees 2

Environmental Ratings

Operating Temperature 5-50°C

Relative Humidity 5-95%, non condensing

Page 6 of 26

Hydra 798 Iss.10 –04/18

HEALTH AND SAFETY INSTRUCTIONS

1. Read this entire handbook before use.

2. Wear appropriate protective clothing.

3. Operators of this equipment should be adequately trained in the handling of hot and cold items and

liquids.

4. Do not use the apparatus for jobs other than those for which it was designed, i.e. the calibration of

thermometers.

5. Do not handle the apparatus when it is hot or cold, unless wearing the appropriate protective clothing

and having the necessary training.

6. Do not drill, modify or otherwise change the shape of the apparatus.

7. Do not dismantle the apparatus without disconnecting it from the supply and leaving time for it to

reach ambient temperatures.

8. Do not use the apparatus outside its recommended temperature range.

9. The apparatus is protected by an over temperature circuit, ensure correct settings at all time.

Page 7 of 26

Hydra 798 Iss.10 –04/18

ON ARRIVAL

You should have the following parts,

1. Main Bath Assembly

2. One overflow and one drain pipe

3. Lid

4. This handbook

5. PC Interface Lead (yellow)

Optional accessories are available and will only be present if specified on your order.

In the unlikely event of any items arriving damaged please retain the packing materials (which may need to be

inspected later) and then contact your supplier.

Page 8 of 26

Hydra 798 Iss.10 –04/18

SPECIFICATION

798H

Ambient to 300°C**

798EHT

Ambient to 300°C

798M

-40 to 125°C

798L

-80 to 125°C

Volume

150mm diameter, 300mm deep (5 litres)

Dimensions

400mm Wide

615mm Deep

800mm Height

Absolute Stability

±0.01°C

Best Comparison Accuracy

±0.002°C

Communications

RS422

Uniformity 125°C (oil)

Vertical 0.002°C

Horizontal 0.001 to 0.0025°C

Uniformity 200°C (oil)

Vertical 0.005°C

Horizontal 0.001 to 0.0035°C

Safety

Compliant to CE Regulations

Power

798EHT

800W

110V 50/60Hz

230V 50/60Hz

798H

800W

110V 50/60Hz

230V 50/60Hz

798M

1.5 KW

110V 50/60Hz

230V 50/60Hz

798L

2.5 KW

110V 50/60Hz

230V 50/60Hz

The temperature range of the Hydra 798H was increased from 200°C to 300°C from 2016.

Page 9 of 26

Hydra 798 Iss.10 –04/18

FRONT PANEL CONTROLS

A OVER/UNDER-TEMPERATURE CONTROLLER (SAFETY)

B TEMPERATURE CONTROLLER

C HEATER ENABLED

D ON / OFF SWITCH

E FLOW CONTROL

Page 10 of 26

Hydra 798 Iss.10 –04/18

REAR PANEL

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