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Ulvac GP-2001G, Instruction Manual, Page: 1 / 36

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Ulvac GP-2001G Instruction Manual Download Page 1

No.SK00-7105-EI-003-03 

 

 
 
 
 
 

MODEL GP-2001G, GP-2002G 

 

PIRANI VACUUM GAUGE 

 

INSTRUCTION MANUAL

 

 

 
 

 

 
 
 
 
 
 
 
 
 

 
 
 
 

 
 
 

This manual is applicable to the following gauges: 

Model 

 

                 Serial No.

 

GP-2001G

 

         0001G and higher

 

GP-2002G

 

         0001G and higher

 

 

 
 
 
 
 

 

Components Division, 

ULVAC, Inc. 

 

2500 Hagisono, Chigasaki City, Kanagawa-ken, Japan 

http://www.ulvac.co.jp/ 

Read this manual before operation and keep it 
at your hand for immediate reference. 

Summary of Contents for GP-2001G

Page 1: ...nual is applicable to the following gauges Model Serial No GP 2001G 0001G and higher GP 2002G 0001G and higher Components Division ULVAC Inc 2500 Hagisono Chigasaki City Kanagawa ken Japan http www ul...

Page 2: ......

Page 3: ...ety Symbols Safety symbols are used throughout this instruction manual to call the operator s attention to safety The terminology used in safety symbols is classified below Indicate status of urgency...

Page 4: ...will be damaged or it will pop out from the connector causing injury to the surrounding including human body If the pressure exceeds atmospheric pressure provide an isolation valve so that the pressur...

Page 5: ...d in an atmosphere that can cause hazards to the human body must be disposed of by a specialist in disposal Maintenance The electrical circuitry inside this unit uses aluminum electrolytic capacitors...

Page 6: ...head installation method to GP H Section 4 1 Changed the overall operation diagram Chapter 6 Change fuse specification Chapter 7 Change warranty Chapter 8 Added certificate of Decontamination Nov 19...

Page 7: ...ing the supply cable 7 2 2 4 Electrical connection 7 2 2 5 A sensor head installation method to GP H 9 3 OPERATING PROCEDURE 10 3 1 CAUTIONS IN HANDLING 10 4 OPERATING PROCEDURE 11 4 1 SUMMARY OF THE...

Page 8: ...rani vacuum gauge Measurable pressure range 0 4 to 3000 Pa Measuring point 1 point Display 7 segment digital Indicator red LED 0 0 3000 0 Pa Display sampling time 100 msec Measurement accuracy 4 0 10...

Page 9: ...on cable 2m Sensor head WP 01 WP 02 WP 03 WP 16 WPB 10 034 Weight 35g GP BH 0 13kg Conversion calbe 0 2kg remarks GP H for WP 01 WP 02 and WP 03 WP 16 are different 1 3 3 Sensor head cable Sensor head...

Page 10: ...section 4 for the operating procedure 2 Comparison setpoint output action display The green LED comes on when the comparison output is ON 3 PV indicator Main indicator that displays the comparison set...

Page 11: ...orrecting function input comparison setpoint output recorder output etc A 3mm dia solderless terminal is best suited to connection When connecting the input output wiring do not make mistake in wiring...

Page 12: ...ike metal fragments or combustibles are admitted into the vacuum gauge through the air vents or other openings remove them Otherwise the vacuum gauge may be damaged Operating environment Do not use th...

Page 13: ...sure that the power supply cable crimping terminal section does not touch other conductive components on the control etc Check power supply voltage Before turning on the power supply check that the va...

Page 14: ...connection For safety reasons ground the GND terminal of the controller Connect the power cable to the connecting terminal block No 19 and 20 on the rear panel using a solderless terminal Before conne...

Page 15: ...8 Fig 2 3 GP 200 G overall connection diagram CONVERSION CABLE WBP 10 GP 200 G SENSEOR HEAD CABLE GP H BH...

Page 16: ...GP H to a sensor head By the kind of the sensor head installation met hods are different For sensor head WP 01 02 For sensor head WP 03 16 It is inserted a screw for fixation by the vent sid e of the...

Page 17: ...or head ON during the measurements 3 If the sensor head is exposed to chemically active gas or highly adsorbing gas its characteristics may change In such a case repeat pumping flushing operation afte...

Page 18: ...V indicator 0 Lin0 SV indicator 1 Lin1 SV indicator 2 Lin2 SET Pressing SV indicator SP1 PV indicator setpoint value SV indicator SP2 PV indicator setpoint value SV indicator SP3 PV indicator setpoint...

Page 19: ...LAY SP1 DISPLAY SP1 SP2 SP3 SP1 ALM SP2 ALM SP3 ALM SET SET SET SP2 DISPLAY SP3 DISPLAY SP1 SETTING SP3 SETTING SP2 SETTING CANCEL CANCEL CANCEL FINALIZE FINALIZE FINALIZE 1 The comparison value setti...

Page 20: ...AY Data can be set with the switch and of the data can be selected with the switch If is displayed in the portion on the SV indicator shown in the figure above each press on the switch decrements the...

Page 21: ...value are not correlated with each other refer to 4 5 Adjusting the Output Voltage The ripple of the recorder output is approx 10 mV p p Lin 0 Lin 1 Lin 2 Pressure Pa Output Voltage V Pressure Pa Outp...

Page 22: ...n1 Output Fig 4 3 Lin2 Output 0 1 2 3 4 5 6 7 8 9 10 11 12 0 200 400 600 800 1000 1200 1400 1600 Recoder Output V Pressure Pa 0 1 2 3 4 5 6 7 8 9 10 11 12 0 20 40 60 80 100 120 140 160 Recoder Output...

Page 23: ...ary to make zero resetting at a pressure higher than 1 0 Pa replace the sensor head recalibrate the vacuum gauge or take other actions because the sensor head contamination is responsible 1 Setting an...

Page 24: ...n A is a coefficient referred to as free molecule thermal conductivity m3 K 1 and its value varies with the type of gas is a coefficient that corrects the imperfectness of exchange of amount of energy...

Page 25: ...on C and is in inverse proportion to MT In a high pressure region the number of molecules that carry heat energy increases while the free path of molecule becomes short so that the amount of transport...

Page 26: ...E 1 1 0 1 8 4 3 8 0 1 7E 1 5 1E 1 1 1E 2 2 3E 2 8 5E 2 8 0E 3 5 9E 1 1 2 2 3 5 3 1 1E 1 2 1E 1 5 2E 1 1 1E 2 2 1E 2 5 3E 2 1 0E 3 3 7E 1 8 2E 1 1 7 4 7 9 8 2 1E 1 4 0E 1 9 0E 1 2 4E 2 2 0E 3 7 4E 1 1...

Page 27: ...20 Change of Indication with Ambient Temperature Fig 5 2 Change of Indications with Ambient Temperature 0 10 20 30 40 50 1 10 100 1k 10k Indication of Pirani gauge Pa Ambient Temperature...

Page 28: ...1 Normal Symptom The PV display remains and the SV display remains OFF Possible cause Corrective action The sensor head filament has burnt out 1 Check the filament for continuity referring to Fig 10 4...

Page 29: ...s been adjusted at 25 C 1 Change the place of installation Install in a clean well ventilated place not blown with draft Symptom Pressure display does not show a constant value Possible cause Correcti...

Page 30: ...local ULVAC representatives for repair Return charge shall be paid by Buyer Disclaimer 1 Failure occurred after expiration of warranty period 2 Failure caused by force majeure such as fire storm and f...

Page 31: ...t for names and contents of hazardous substances or elements Name of parts Hazardous substances or elements Pb Hg Cd Cr6 PBB PBDE Printed Circuit Board Chassis Connector AC DC Converter Label Detectio...

Page 32: ...25 9 CERTIFICATE OF DECONTAMINATION...

Page 33: ...26 10 RELATED DRAWINGS Fig 10 1 Dimensional drawing for GP 200 G 12 5 123 5 14 44 Panel hole Demention DATA ALM GP 2000G kPa Pa 91 5 44 5 91 48 96 SP1 SP2 SP3 SET ZERO...

Page 34: ...27 Fig 10 2 Dimensional drawing for measuring unit GP H Fig 10 3 Dimensional drawing for measuring unit GP BH...

Page 35: ...28 Fig 10 4 Sensor head filament connection diagram Pin No Use 1 5 V 2 15 V 3 V 4 V 5 AG Cover FG Fig 10 5 Sensor head cable 2 5 10 15 20 30 50 100m...

Page 36: ...ial Case material WP 01 18 Pt 25 BS Ni plating WP 02 15 18 Pt 25 BS Ni plating WP 03 3 8 Pt 25 BS Ni plating WP 16 NW 16 30 Pt 25 BS Ni plating WPB 10 034 UFC 034 Pt 25 SUS304 Fig 10 6 Sensor heads co...

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