DUNIWAY Stockroom Terranova 960 Instruction Manual Download

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To calculate the values of C and R for the “snubber’ circuits, the equations
below give some guidance.

For additional information on protective circuits for set point relays, please

see the Potter and Brumfield publication on the following link:

http://www.pandbrelays.com/appnotes/app_pdfs/13c3311.pdf

D U N I W A Y S T O C K R O O M C O R P .

27 of 30

TELEPHONE: 650-969-8811 TOLL-FREE (U.S. only): 800-446-8811 FAX: 650-965-0764 EMAIL: [email protected]

www.duniway.com

Summary of Contents for Terranova 960

Page 1: ...n Manual TerranovaModel 960 Dual Vacuum Gauge Controller Cold Cathode CCG 525 Convection CVT 075 Copyright 2008 by Duniway Stockroom Corp rev060409sr TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Page 2: ...Make Accessory Connections I Check Supply Voltage J Attach the Power Cord III Operation page 14 A Turn Power On B Fuses C Front Panel Controls D Set Pt 1 High Default Value OFF E Set Pt 1 Low Default Value OFF F Set Pt 2 High Default Value OFF G Set Pt 2 Low Default Value OFF H Autorange I CCG Calibrate J CVT ATM K CVT Zero L Units Default Values Torr mTorr M Reset of Stored Default Values N Set P...

Page 3: ...Pin Female D page 11 Figure 6 960 to CVT Cable Sensor Pin Connections page 12 Figure 7 Model 960 Accessory Connector Pins page 13 Figure 8 Accessory Connector Signals Pins page 13 Figure 9 Set Point Activation Deactivation Diagram page 17 Figure 10 Display States and Ranges page 18 Figure 11 CVT Indicated vs True Pressure Other Gases page 19 Figure 12 CCG Correction Factor for Gases Other Than N2 ...

Page 4: ...ures Positive pressures may cause the tube to be blown out of a compression fitting and damage equipment and injure personnel Caution High Voltage The Terranova Model 960 and the 525 Cold Cathode Gauge CCG operate at High Voltage The High Voltage of 2 000 volts can be dangerous to equipment and personnel if exposed and contacted Connectors and cables protected and normally safe but care must be ex...

Page 5: ... I Overview A Front View Back View and Dimensions Figure 1 Model 960 Front View Figure 2 Model 960 Rear View Figure 3 Model 960 Dimensions TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Page 6: ...01 Pascal to 130 kPascal user selectable C Specifications 1 Useful Measuring Range CCG 6 decades for Duniway CCG 525 and Varian 525 CCG tubes 1 x 10 8 torr to 1 x 10 2 torr CVT 7 decades for CVT 275 0 1 x 10 3 torr to 1 x 10 3 Torr 2 Display Range CCG 1 0 x 10 8 torr to 1 0 x 10 2 torr CVT 1 0 x 10 4 torr to 1 0 x 10 3 torr pressures lower than 19 mTorr µBar display LO pressures higher than 995 To...

Page 7: ...rature Range 2 to 50 deg Celsius 9 Process Control Set Points two with independent High and Low set points for each relay for flexible control of hysteresis assignable to either sensor 10 Process Control Relays two relays contacts rated at 2 amp 240 VAC 300 VDC 11 Nonvolatile Memory for all user specified parameters 12 Analog Output logarithmic 0 5 volts decade 0 1 mtorr 4 00 volts 13 Output Volta...

Page 8: ...nds open the fuses re set to closed 18 Weight Model 960 only does not include cable or CVT and CCG tubes 0 9 lb 0 4 kg D Controls and Indicators 1 DISPLAY CVT button allows the user to select CVT Convection to be shown on the digital display 2 DISPLAY CCG button allows the user to select CCG Cold Cathode Gauge to be shown on the digital display 3 CCG HV On button allows the user to turn high volta...

Page 9: ...75 CFF CCG 525 1 Sensor Cold Cathode 1 0 Tube 05 410 SHV Cable Cold Cathode Sensor 10 ft Bakeable Radiation Res 05 110 SHV Cable Cold Cathode Sensor 10 ft RG 59 CCGs and CVTs may be ordered from Duniway Stockroom Corp 48501 Milmont Drive Fremont CA 94538 Telephone 800 446 8811 or 650 969 8811 Facsimile 650 965 0764 Internet www duniway com For other Sensor flanges or Cable lengths please inquire T...

Page 10: ...h by 3 60 inch 45 2 mm by 91 4 mm see fig 3 page 9 One mounting clip attaches to each of the sides of the controller unit To attach the clip slide the beveled surfaces of the clip under the cutout on the side of the box and push the clip toward the back of the unit Be sure to leave enough clearance at the back of the controller unit for easy access to cable con nections and enough space around the...

Page 11: ...The sensor cable has a 9 pin D sub connector on one end which plugs into the 960 see Figure 5 below Connect the 9 pin D sub plug of the gauge cable to the 9 pin connector on the back of the 960 controller unit Push the plug onto the connector until it is firmly in place Tighten the retain ing screws to make certain the connector remains in place Loose connections can cause faulty readings Figure 5...

Page 12: ...ection will shut off the power for the affected voltage It will be necessary to disconnect power for the 960 for a few minutes to allow the internal protection device to cool down and reset itself G Attach the CCG Sensor Cable Part Number 05 410 SHV NOTE Be sure that the Terranova 960 power is OFF before connecting disconnecting sensor ca bles The CCG Sensor Cable is a coaxial high voltage cable w...

Page 13: ...relay normally closed pin 5 set point 2 relay common pin 6 set point 2 relay normally open pin 7 Tx RS 232 signal out of the 960 9600 N 8 1 pin 8 Rx RS 232 signal into the 960 pin 9 ground RS 232 and analog common pin 10 reserved pin 11 reserved pin 12 reserved pin 13 log analog output 1Kohm output 0 5 volts decade pin 14 reserved pin 15 reserved Figure 8 960 Accessory Connector Signals and Pins N...

Page 14: ...0 allows flexible configuration of operation using simple entry from the front panel buttons labeled DISPLAY CVT DISPLAY CCG CCG HV ON SELECT RAISE and LOW ER Parameters which you may adjust are selected by scrolling through a list using the SELECT button which begins with SET PT 1 HIGH Each time the SELECT button is pushed the LED indi cator advances to the next parameter The LED indicators will ...

Page 15: ... the Low set point If you adjust the High set point below the pressure previously selected for the Low set point the 960 will automat ically reduce the value for the Low set point so that it is two increments lower than that of the High set point F Set Pt 2 High Default Value OFF This operates in the same manner as SET PT 1 HIGH described above G Set Pt 2 Low Default Value OFF This operates in the...

Page 16: ...enient for calibration of the CCG The multiplier is internal and is not seen by the user The digital display shows the result of the CCG pressure reading multiplied by the internal multiplier J CVT ATM Convection ATM No Default Value Display Shows CVT Output Use the RAISE and LOWER buttons to set the displayed pressure to the desired pressure reading Initially the display may read a value which is...

Page 17: ...isplay will flash with the currently selected UNITS Press either the RAISE or LOWER buttons to sequence through the choices Torr mBar Pascal The UNITS of measure apply to both gauges it is not possible to select Torr for one gauge and mBar for the other gauge M Reset of Stored Default Values This allows you to recover the factory default settings for all stored values and resets the SET POINTS to ...

Page 18: ...P 18 of 30 O Summary of 960 Display States and Ranges Manual and Autorange Settings Figure 10 960 Display States and Range NOTES TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Page 19: ...9 0 582 0 427 0 214 0 764 0 353 0 477 1 0 59 0 93 1 51 1 03 1 01 0 92 0 39 1 56 0 73 0 95 2 1 12 1 67 4 02 1 59 1 62 2 16 0 68 3 23 1 60 1 90 5 2 36 3 24 261 2 38 2 54 13 2 1 25 13 3 5 10 4 85 10 3 86 4 84 2 86 3 29 1 74 28 6 21 5 10 1 20 5 67 6 39 3 21 3 61 2 23 359 584 22 4 50 7 72 8 00 3 68 4 02 2 50 845 85 7 100 8 71 9 02 4 56 4 78 2 66 226 200 9 65 12 0 5 81 6 23 3 07 303 300 11 1 16 8 6 69 7...

Page 20: ... Gases Other Than Nitrogen For example if you are measuring the pressure in a system that is backfilled with carbon dioxide CO2 and the Model 960 display shows an indicated pressure of 1 x 10 5 Torr the true pressure is 7 x 10 6 Torr 0 7 x 1 x 10 5 These data were compiled from a variety of sources and are believed to be reliable however Du niway Stockroom Corp takes no responsibility for errors i...

Page 21: ... electronics there may be minor differences in the values you observe compared to those shown Displayed Pressure Analog Output volts LO 0 0 1 0 8 2 0 1 0 7 2 5 1 0 6 3 0 1 0 5 3 5 1 0 4 4 0 1 0 3 4 5 1 0 2 5 0 1 0 1 5 5 1 0 0 6 0 1 0 1 6 5 1 0 2 7 0 1 0 3 7 5 HI 8 5 Figure 13 Analog Output and Displayed Pressure The pressure as a function of the Analog Output voltage is P 10 2V 12 NOTES The analog...

Page 22: ...es Send p ASCII value 112 the 960 sends pressure for gauge 1 and gauge 2 to the terminal Out put is in the format when both gauges are on the fields returned are CVT_gauge CCG_gauge reserved in the format ABeC DEeF OFF where AB and DE are multipliers C and F are exponents If a gauge is turned off its field contains OFF Some examples follow Displayed Pressure Serial Output OFF Off LO Low 0 0 3 0 0e...

Page 23: ...t Point 2 To read the setting and status of set point 2 Send 2 ASCII value 50 the 960 returns information for set point 2 in the same format as for set point 1 above 5 Model And Software Revision To read software identification Send v ASCII value 118 the 960 returns the model number of the instrument and the revision number as in the following example 960 ver 1 10x 6 Factory Diagnostic A diagnosti...

Page 24: ...ult Indication Possible Causes Remedies 960 display does not Check high voltage cable continuity plus connection read above 1 x 10 7 Torr at the 525 sensor tube and at the 960 controller 960 display reads HI even Check high voltage cable for electrical short between when the pressure is center conductor and shield Check 525 sensor tube below 1 x 10 2 Torr for low resistance between cathode and bod...

Page 25: ... re sistance values If the measured values differ from those shown it is possible that your gauge has become damaged These measurements must be made while the gauge is at atmospheric pressure do not use a method which applies more than 10 mA to the pins or you will damage the fine in ternal wires between pins resistance 1 and 2 20 ohm to 30 ohm 2 and 3 50 ohm to 60 ohm 1 and 5 175 ohm to 190 ohm I...

Page 26: ...esistive loads maximum current varies from 2 amps at 30 VDC 60 VAC downward to 0 4 amps at 150 VDC 300VAC B Protective Circuits for Non Resistive Loads For application of the Set Point relays for switching inductive or capacitive loads it is advisable to use so called snubber circuits consisting of capacitors and resistors across the load Such a circuit is shown in the diagram below This circuit q...

Page 27: ...on protective circuits for set point relays please see the Potter and Brumfield publication on the following link http www pandbrelays com appnotes app_pdfs 13c3311 pdf D U N I W A Y S T O C K R O O M C O R P 27 of 30 TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Page 28: ...able and or sensors diagnosis and repair will be more efficient if all components are returned together If this is not convenient please consult with your Duniway Stockroom Customer Service Representative If you do not have appropriate packing materials a commercial packing and shipping firm can provide them Be sure to mark the RMA number on the outside of the package CONVECTRON is a registered tr...

Page 29: ... warranty service Buyer will pre pay shipping charges and will pay all duties and taxes for products returned to Duniway Stockroom Duniway Stockroom will pay for return of products to Buyer except for products returned to a Buyer from a country other than the United States LIMITATION OF WARRANTY The foregoing warranty does not apply to the defects resulting from 1 Improper or inadequate maintenanc...

Page 30: ... Measurement Control and Laboratory Use RMC Requirements Part 1 General Requirements IEC 61326 1997 A1 1998 following the provisions of the EMC directive 89 336 EEC Low Voltage Directive 73 23 EEC 93 68 EEC Electrical Technical Safety Standard EN 61010 1 1993 A2 1995 Standard for Safety for Electrical Equipment for Laboratory Use Part 1 General Requirements UL 61010A 1 1st Edition Safety Requireme...

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