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STIRRED LIQUID BATH
MODEL ORION 796
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: info@isotech.co.uk
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 1 of 24
Orion 796 Iss.08 – 01/14
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Summary of Contents for Isotech ORION 796
- Page 1 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: info@isotech.co.uk 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.
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Page 2: Table Of Contents
USING THE COOLING COIL ..............................20 USING THE PC INTERFACE ..............................21 CONNECTIONS ..................................21 CAL NOTEPAD ..................................22 DEVELOPMENT ..................................22 HOW TO INSTALL CAL NOTEPAD ............................23 PROTOCOL ..................................... 23 ACCESSORIES ..................................24 Page 2 of 24 Orion 796 Iss.08 – 01/14... -
Page 3: Emc Information
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. Page 3 of 24 Orion 796 Iss.08 – 01/14... -
Page 4: Health And Safety Instructions
Do not dismantle the apparatus without disconnecting it from the supply and leaving time for it to reach ambient temperatures. Do not use the apparatus outside its recommended temperature range The apparatus is protected by an over temperature circuit, ensure correct settings at all times. Page 4 of 24 Orion 796 Iss.08 – 01/14... -
Page 5: Guarantee
INTERFERENCE WITH OR FAILURE TO PROPERLY MAINTAIN THIS INSTRUMENT MAY INVALIDATE THIS GUARANTEE RECOMMENDATION The life of your ISOTECH Instrument will be prolonged if regular maintenance and cleaning to remove general dust and debris is carried out. ISOTHERMAL TECHNOLOGY LTD. -
Page 6: Cautionary Note
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 7: Specification
Communications Includes Serial Interface, PC Cable and Software Dimensions 485mm wide, 525mm deep, 1150mm high Weight 78kg 68kg 48kg Safety Compliant to CE Regulations Power 2.8kW 800W 108-130 or 208-240V, 50/60Hz Page 7 of 24 Orion 796 Iss.08 – 01/14... -
Page 8: On Arrival
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 24 Orion 796 Iss.08 – 01/14... -
Page 9: Important - Read This Now
The diagram below gives a graphical account of the Orion medium chiller function Chiller enabled. Full cooling, by-pass valve off By-pass valve enabled Band of temperature where by-pass valve is active. Page 9 of 24 Orion 796 Iss.08 – 01/14... -
Page 10: Chiller Function L Version
The chiller is fully automated and requires no user intervention. Because of the complex nature of this refrigeration system, it is recommended that in the event of service, you contact Isotech for advice as it is generally beyond the scope of standard refrigeration systems. Chiller gases and quantities... -
Page 11: Front Panel Controls
The cooling power control permits the power to be reduced from maximum and fine tuning of performance at different temperatures. Full clockwise is maximum cooling. Set the flow control to suit the liquid and operating temperature. Page 11 of 24 Orion 796 Iss.08 – 01/14... -
Page 12: Rear Panel
REAR PANEL Page 12 of 24 Orion 796 Iss.08 – 01/14... -
Page 13: Using The Controller
When the SP.RAT is active the lower setpoint display will now automatically update with the current value, known as the working setpoint. The setpoint can be seen by pressing either the UP and DOWN key. The Setpoint ramp rate operates when the bath is heating and cooling. Page 13 of 24 Orion 796 Iss.08 – 01/14... -
Page 14: Instrument Address
Indicates the refrigeration is in full cooling mode Units The units can be changed from °C. Press the scroll key until the lower displays shows UNITS Use the UP and DOWN keys to select the desired display unit. Page 14 of 24 Orion 796 Iss.08 – 01/14... -
Page 15: Over Temperature Controller (H Model Only)
The controller will need to be reset manually, even if the controller is switched off, it will still power up again in the alarm condition until reset. Page 15 of 24 Orion 796 Iss.08 – 01/14... - Page 16 PAGE button and the SCROLL button simultaneously, you may need to press these buttons twice , once to clear the alarm and once to reset, in order to resume normal operating mode. The scrolling warning display will disappear and the illuminated beacon light up. Page 16 of 24 Orion 796 Iss.08 – 01/14...
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Page 17: Operation And Initial Testing
Connect the bath to the supply and switch on. Set the over temperature controller to a suitable value, see earlier. Set the set-point of the temperature controller to the desired value (50.0°C). Ensure correct operation of the bath. Page 17 of 24 Orion 796 Iss.08 – 01/14... -
Page 18: Choice Of Liquids
Other criteria also need to be met, such as safety, operating range and fume emission for example. Isotech is able to supply a number of fluids for various temperature ranges, refer to Solutions for Primary & Secondary Laboratories, Volume 1. -
Page 19: Changing Liquids
Clean the bath. Detergent and absorbent paper will assist. If the bath has been used with an oil, it can be helpful to re fill with water and detergent and to allow the mixture to circulate before draining again. Close the tap. Page 19 of 24 Orion 796 Iss.08 – 01/14... -
Page 20: Using The Cooling Coil
Water passed through the coil will substantially reduce the cooling time. To avoid any hazard from the expansion of water to steam do not use water at temperatures in excess of 100°C and ensure water is drained from the coil before setting the Bath above 100°C. Page 20 of 24 Orion 796 Iss.08 – 01/14... -
Page 21: Using The Pc Interface
The Isotech conversion leads are suitable for maximum combined lead lengths of 10M that is adequate for most applications. CONNECTIONS For RS232 use simply connect the Isotech cable, a 9 to 25 pin converter is included to suit PCs with a 25 pin serial converter. RS422 Connections... -
Page 22: Cal Notepad
DEVELOPMENT Cal NotePad was developed by Isothermal Technology using LabVIEW from National Instruments. The license details are shown on the download page and in the Cal Notepad manual. Page 22 of 24 Orion 796 Iss.08 – 01/14... -
Page 23: How To Install Cal Notepad
Should you ever need to uninstall the software then use the Add/Remove Programs option from the Control Panel. PROTOCOL The instruments use the "Modbus Protocol" If required, e.g. for writing custom software the technical details are available from our Document Library at http://www.isotech.co.uk Page 23 of 24 Orion 796 Iss.08 – 01/14... -
Page 24: Accessories
Standard Sensor Holder 798-05-04 Carbon Dioxide Cell Mercury Triple Point Cell 17724 Water Triple Point Cell Gallium Melt Point Cell 17401 Slim Gallium Melt Point 17401M Cell Indium Freeze Point Cell 17668M Page 24 of 24 Orion 796 Iss.08 – 01/14...
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