DD Compound Vac Checker Instruction Manual Download Page 10

Page: 10 / 18

Operation

4 Operation

4.1 Connecting

Always use refrigerant hoses that are specifically intended for
evacuations.

- Remove sealing caps.

- Connect the Vac Checker

, to the

circuit.

4.2 Switching instrument on and off

- Press

The instrument switches on or off.

4.3 Switching background illumination on

and off

- Switch the instrument on.

- Press

The background illumination switches
on or off.

Summary of Contents for Vac Checker

Page 1: ...Vac Checkerâ Digital Vacuum Gauge Instruction manual ...

Page 2: ...3 4 Control keys overview 9 4 Operation 10 4 1 Connecting 10 4 2 Switching instrument on and off 10 4 3 Switching background illumination on and off 10 4 4 Setting units and AutoOff 11 4 5 Displaying temperature values 14 4 6 Field calibration 14 4 7 Calibration with reference vacuum gauge 15 5 Maintenance 16 5 1 Changing batteries 16 5 2 Cleaning the instrument 16 6 Tips and assistance 18 6 1 Que...

Page 3: ...eneral safety instructions Only operate this instrument in the proper manner for its intended purpose and within the parameters specified in the technical data Do not apply any force to open the instrument Do not operate the instrument if there are signs of damage at the housing mains unit or connected cables Always comply with the locally valid safety regulations when carrying out measurements Da...

Page 4: ...octor Take batteries out of the instrument immediately if they are not functioning properly or if they show signs of overheating Remove all batteries from the instrument if it is to remain unused for a longer period Warnings Always pay attention to any information denoted by the following warnings Implement the precautionary measures specified Display Explanation WARNING Indicates possible serious...

Page 5: ...e level 95 0 to 1 33 hPa 0 to 1000 micron up to 10 micron 0 to 200 hPa 0 to 150000 micron 0 3 FS 0 6 hPa 200 to 1100 hPa 150000 to 825080 micron 0 3 FS 3 3 hPa Operating temperature 20 to 50 C 4 to 122 F Storage temperature 20 to 50 C 4 to 122 F Temperature measuring range 20 to 50 C 4 to 122 F Temperature resolution 0 1 C 0 1 F Battery life 2400 h 2x AA approx 130 h with background illumination a...

Page 6: ...2 Technical data 6 Setting values alarm treshold Unit Setting range Resolution mbar hPa 0 7 5 0 05 micron 0 7500 50 ...

Page 7: ...formation about the degree of dehumidification and the removal of foreign matter oils foreign gases etc A vacuum gauge is always used in conjunction with a vacuum pump generates the vacuum A manifold analogue or digital is also often used in order to obtain controlled access to the refrigeration system 3 2 Instrument overview Element Function 1 MiniDIN probe socket Cable connection for connecting ...

Page 8: ...n An alarm threshold is set 3 Temperature display selected currently measured temperature Measurement parameter TH2O evaporation temperature of water Tamb ambient temperature Dt temperature difference between evaporation temperature of water and ambient temperature unit set C F 4 Slave Mode Appears when the Vac Checkerâ is connected to a testo 570 via a connecting cable and the testo 570 is in Eva...

Page 9: ...eter and the unit set mmHG Torr mbar hPa micron inH2O inHg 3 4 Control keys overview Element Function 1 Switches to the settings Switches between the set up options 2 Switches the display illumination on or off 3 Switches the instrument on or off 4 Switches between the temperature displays Navigates in the Set menu ...

Page 10: ...ntended for evacuations 1 Remove sealing caps Connect the Vac Checkerâ to the circuit 4 2 Switching instrument on and off 1 Press ê The instrument switches on or off 4 3 Switching background illumination on and off 1 Switch the instrument on Press ê The background illumination switches on or off ...

Page 11: ...menu must always be completely navigated through even if only one parameter needs to be changed 1 Switch the instrument on 2 Press to change settings 3 Press to set the pressure unit required 4 Press ê The unit is set ê The display shows the temperature unit ...

Page 12: ...ng for the alarm threshold Adjusting the alarm threshold causes an alarm to be triggered when the set value is exceeded 7 Press to set the alarm threshold 8 Press ê The alarm threshold is set ê The display shows the AutoOff setting If AutoOff is activated the instrument switches off after 2 hours in which no buttons are pressed ...

Page 13: ...4 Operation 13 9 Press to switch AutoOff on or off 10 Press ê All settings are stored ê The display changes to the measuring mode ê The instrument can now be used ...

Page 14: ...n is not possible at ambient pressure The connected vacuum pump should ideally be able to create a minimum trace pressure of 0 1hPa Field calibration tunes the Vac Checkerâ to your vacuum pump 1 Connect the vacuum pump to a port of the Vac Checkerâ Close the second port with the sealing cap Start the vacuum pump 2 Wait until minimum pressure is reached Press and at the same time for at least 3 sec...

Page 15: ... a port of the reference vacuum gauge Connect the Vac Checkerâ in parallel Start the vacuum pump 2 Wait until minimum pressure is reached Duration approx 2 min Press and at the same time for at least 3 seconds Using the key input the reading from the reference vacuum gauge e g 150 microns 0 2 hPa On the Vac Checkerâ press and at the same time for at least 3 seconds ê The Vac Checkerâ is calibrated...

Page 16: ...t 6 Close the battery compartment 7 Fold hook down 5 2 Cleaning the instrument ATTENTION Aggressive cleaning agents or solvents Sensor may be damaged The sensor should not be cleaned ATTENTION Aggressive cleaning agents or solvents The instrument may be damaged Only clean the instrument housing Use mild household cleaning agents or soapy water ü Close the connections using the sealing caps Close t...

Page 17: ...5 Maintenance 17 1 Wipe the instrument housing with a damp cloth Use mild household cleaning agents or soapy water for this ...

Page 18: ... Check that the Vac Checkerâ is connected properly Connect the Vac Checkerâ directly to the vacuum pump in order to check the values Check that all hoses are leak tight Carry out the field calibration of Vac Checkerâ If we have not been able to answer your question please contact your dealer or DD Compound at www dd compound de ...

Search results

Summary of Contents for Vac Checker

Reviews:

Related manuals for Vac Checker

Brands by name

Popular brands

DD Compound Vac Checker, Instruction Manual

Search results

Summary of Contents for Vac Checker

Reviews:

Related manuals for Vac Checker

Brands by name

Popular brands