Guardian 5000 Instruction Manual EN-1 1. Introduction This manual contains installation, operation and maintenance instructions for OHAUS Guardian 5000 hotplate-stirrer. Please read the manual completely before using. Applicable Products This instruction manual is applicable to the following products: • e-G52ST07C •...
It must only be used for processing materials as described in these operating instructions. Any other type of use and operation beyond the limits of technical specifications, without written consent from OHAUS, is considered as not intended. This instrument complies with current industry standards and the recognized safety regulations;...
Guardian 5000 Instruction Manual EN-3 2. Installation 2.1. Unpacking Check that there's no damage occurred during shipment. Notify the carrier for the damages found at the time of unpacking. Packing list: • Hotplate-Stirrer / Hotplate / Stirrer Unit • Power Cord •...
EN-4 Guardian 5000 Instruction Manual 3. Product Overview This chapter gives a product overview of its construction, interface, control panel and display. 3.1. Product Structure Controls Functions Control temperature and Menu (and Left Knob Timer for e-G52HP07C) Control speed and Timer (and Menu for...
Guardian 5000 Instruction Manual EN-5 3.2. Interface Description External Temperature Probe Port RS232 Port Power Entry Module 3.3. Display Heating Display General Display Stirring Display Real-Time Stirring Speed Temperature Timer Display Display Display Heating Indicator Stirring Indicator Set Temperature Set Speed Icon...
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EN-6 Guardian 5000 Instruction Manual Heating Display General Display Stirring Display Single Point Fast Acceleration Calibration Icon Rate Icon External Probe Connection Icon Soft Heating Rate Icon Fast Heating Rate Icon Set Temperature Limit Icon (SmartHeat Hot Top Indicator Icon...
When external probe is in use, the temperature display on the unit represents the sample temperature measured by the probe. For precise sample temperature control, we recommend to use the Ohaus External Temperature Probe. For details of working with Ohaus External Temperature Probe to measure sample...
Adjust Temperature while Heater is On (on page 8) Turn off the Heater (on page 9) Measure the Sample Temperature with Ohaus External Temperature Probe (on page How to set Temperature Ramp Rate (on page 9) Set a Heating Plate Temperature Limitation (on page 10) Disable the Heating Function (on page 10) 4.1.2.1.
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1. Connect the external probe to the External RTD Probe Port on the rear side of the unit. 2. Adjust the temperature set-point, then long press the Left Knob to start. Once the Ohaus External Temperature Probe is connected: • The External Probe Icon on the screen will illuminate.
EN-10 Guardian 5000 Instruction Manual 4.1.2.6. Set a Heating Plate Temperature Limitation 1. Press and hold the Left Knob to enter the Menu. 2. Rotate the Left Knob to navigate to TLIM. 3. Short press the Left Knob to edit the temperature limitation. The digits will blink while editing.
Guardian 5000 Instruction Manual EN-11 • the stir bar may be too large. • the liquid may be too viscous. • the magnetic strength of the stir bar has reduced over time. As the stirring speed will vary according to liquid viscosity, stir bar length, stir bar magnetic strength, and distance from top plate.
EN-12 Guardian 5000 Instruction Manual 4.2.2.3. Turn off Stirrer Long press the Right Knob and release the knob when you hear a beep sound, or release in 1.5 second. When stirring is stopped, the green light will fades. 4.2.2.4. How to set Stirring Ramp Rate Navigation: Menu >...
Guardian 5000 Instruction Manual EN-13 1. Short press the knob to enter timer configuration. 2. Press and hold the knob for 2-3 seconds, until the timer is reset to 00:00. 4.3.3. Timer Starting Criterion Start the Timer as soon as Heating or Stirring is On Set the Timer Start Setting (TMDE) to STD to start Timer when heating or stirring is switched on.
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EN-14 Guardian 5000 Instruction Manual Note: If external probe is connected, use a reference temperature measurement device to measure the temperature of heated sample at the location of the external probe. 6. The unit will begin to regulate temperature with compensated error. When this is complete, you can: ◦...
Guardian 5000 Instruction Manual EN-15 5. Menu 5.1. Enter or Exit the Menu Enter the Menu Note: Heating and Stirring need to be turned off to enter the Menu. 1. Press and hold the knob until Menu Menu is displayed.
Guardian 5000 Instruction Manual EN-17 5.5. Single Point Calibration - SPC Menu Options Definition Set a new SPC point. Storage of SPC points: • Top Plate: 3 • External Probe: 3 Clear SPC point Note: For calibration procedures, please refer to Single Point Calibration (SPC) (on page 13).
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EN-18 Guardian 5000 Instruction Manual Definition Options Sub-menu • YES (long press the knob to Restore the instrument to factory RSET confirm selection) settings. • NO Enable RTA (Real-time Adjustment), temperature and stirring speed will be adjusted in • Enable ENEN (default) real-time.
Guardian 5000 Instruction Manual EN-19 6. RS232 RS-232 serial port provides two-way communications for data logging and unit control by means of a PC and a suitable application program. Setup • Interface connections chosen in accordance with EIA standard RS-232 •...
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EN-22 Guardian 5000 Instruction Manual Item No. Description 30500578 Sectional Block 16 mm Test Tubes 30500579 Sectional Block 20 mm Test Tubes 30500580 Sectional Block 25 mm Test Tubes 30500581 Uni Block 12 mm Vials 30500582 Uni Block 15 mm vials...
Guardian 5000 Instruction Manual EN-23 8. Maintenance Cleaning WARNING: Electric Shock Hazard. Disconnect the equipment from the power supply before cleaning. Make sure that no liquid enters the interior of the instrument. Attention: Do not use solvents, harsh chemicals, ammonia or abrasive cleaning agents.
EN-24 Guardian 5000 Instruction Manual Technical Support Information For technical issues, please speak to an Authorized Ohaus Service Agent. Please visit our website www.ohaus.com to find the Ohaus office nearest you. 1.800.561.8187 information@itm.com www. .com...
Guardian 5000 Instruction Manual EN-25 9. Technical Data 9.1. Conditions The technical data is valid under the following conditions: Indoor Usee Only Altitude: 0 to 2000m Operating 5 to 40℃ temperature: Storage -20 to 65℃ temperature: Operating 20 to 80% relative humidity, non-condensing...
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EN-26 Guardian 5000 Instruction Manual Guardian 5000-2nd Generation Model No. e-G52HSRDA e-G52HS10C e-G52HS07C e-G52HP07C e-G52ST07C Probe Temperature ±0.2°C + PT1000 (Class A) Tolerance Measurement Accuracy 600W at 120V 1650W at 120V 1582W at 120V Heating Power 656W at 230V 2066W at 230V...
This product complies with the EU Directive 2012/19/EU (WEEE). Please dispose this product in accordance with local regulations at the collecting point specified for electrical and electronic equipment. For disposal instructions in Europe, refer to www.ohaus.com/weee. EN 61326-1 CAN/CSA-C22.2 No. 61010-1, CAN/CSA-C22.2 No. 61010-2-010, CAN/CSA-C22.2 No.
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