DUNIWAY Stockroom Terranova 908A Скачать руководство пользователя | Manualshive

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

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3. RAISE and LOWER buttons

used for adjustment of gauge and instrument parameters

4. Digital Display

4-digit 7-segment bright red

LED

, 10 mm high

5. Display Indicators

bright red individual

LED

for miscellaneous indicators

E. Capacitance Diaphragm Gauge Suppliers

CDGs may be ordered from several sources, including the following:

Duniway Stockroom Corp.

1305 Space Park Way

Mountain View, California 94043

USA

telephone

(650) 969-8811

toll-free

(800) 446-8811

facsimile

(650) 965-0764

email

[email protected]

internet

www.duniway.com

MKS Instruments, Inc.

Six Shattuck Rd.

Andover, Massachusetts 01810

USA

telephone (978) 975-2350

toll-free (800) 227-8766)

facsimile (978) 975-0093

internet www.mksinst.com

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

www.duniway.com

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Содержание Terranova 908A

Страница 1: ... Instruction Manual Terranova Model 908A Dual Capacitance Diaphragm Gauge Controller Copyright 2000 by Duniway Stockroom Corp rev100410sr TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Страница 2: ...e CDG Cable F Make Accessory Connections G Check Supply Voltage H Attach the Power Cord IV Operation page 13 A Turn Power On B Front Panel Controls C Set Pt 1 High D Set Pt 1 low E Set Pt 2 High F Set Pt 2 Low G Units mTorr Torr kTorr Bar mBar microBar Pascal kPascal Arb H Calibrate I Full Scale J Zero K Reset of Stored Default Values L Set Point Operation M Reading Pressure N Analog Output O Seri...

Страница 3: ... D page 11 Figure 8 Accessory Connector 15 Pin Female D Sub page 12 Figure 9 Accessory Connector Signals and Pins page 12 Figure 10 Protective Circuits Set Point Relays page 17 Figure 11 Choosing Components Set Point Circuits page 18 Figure 12 908A Ranges Sensor High Low Set Points page 19 Figure 13 Analog Output and Displayed Pressure page 20 Figure 14 Serial Interface Cables frim PC to 908A page...

Страница 4: ...ions that may develop pos itive pressures Positive pressures may cause the tube to be blown out of a compression fitting and damage equipment and injure personnel Chemicals WARNING Many organic cleaning solvents such as acetone produce fumes that are toxic or flammable Use such solvents only in areas that are well ventilated to the outdoors and away from electronic equipment open flames or other p...

Страница 5: ...I Overview A Front View Back View and Dimensions Figure 1 Model 908A front view Figure 2 Model 908A rear view Figure 3 Model 908A dimensions TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Страница 6: ...0 00 ktorr pressures higher than 130 of Sensor Full Scale displays HI 3 Display Resolution varies according to full scale range from 0 01 mTorr to 1 Torr 4 Gauge Interface The 908A incorporates a high resolution input circuit which allows the use of the capacitance di aphragm gauge over its entire 4 decades 5 Input to the 908A Controller 0 to 10 volts for full scale of the gauge 6 Units of Display...

Страница 7: ...sed as a bench top instrument or it may be mounted in an instrument panel Clips are provided for panel mounting 17 RS 232 Input Output allows user to read pressure and set points 9600 baud 8 N 1 available through the accessory connector 18 Operating Voltage The Model 908A has a universal power supply which operates on input voltages from 90 VAC to 240 VAC 47 to 65 Hz input is through a standard IE...

Страница 8: ...ordered from several sources including the following Duniway Stockroom Corp 1305 Space Park Way Mountain View California 94043 USA telephone 650 969 8811 toll free 800 446 8811 facsimile 650 965 0764 email info duniway com internet www duniway com MKS Instruments Inc Six Shattuck Rd Andover Massachusetts 01810 USA telephone 978 975 2350 toll free 800 227 8766 facsimile 978 975 0093 internet www mk...

Страница 9: ...ontroller unit is housed in a standard 1 8 DIN box If you are mounting the unit in a panel the cutout dimensions are 1 78 inch 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 t...

Страница 10: ...tions to the ca ble as needed to interface with your CDG Please refer to Figure 4 above this shows the 9 pin connector which is on the rear panel of the 908A This connector has female sockets the mating connector on the CDG cable must have male pins 908A 9 pin D to MKS Baratron 15 pin D 908A Pin Terranova Name Color Tube Pin Connection Name 1 Tube 1 Signal white to Tube 1 Pin 2 Signal Output 2 Tub...

Страница 11: ...llows CDG 1 and CDG 2 to draw 0 375 amp each or CDG 1 may draw 0 72 amp and CDG 2 may draw 0 03 amp If excessive current is taken through any of the power output pins the internal protection will shut off the power for the affected voltage It will be necessary to disconnect pow er for the 908A for a few minutes to allow the internal protection device to cool down and reset itself 908A 9 pin D to M...

Страница 12: ...2 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 908A 9600 N 8 1 pin 8 Rx RS 232 signal into the 908A pin 9 ground RS 232 and analog common pin 10 no function pin 11 CDG 2 buffered analog signal 1Kohm output pin 12 no function pin 13 log analog output 1Kohm output 0 5 volts decade pin 14 no function pin 15 CDG 1 buffered...

Страница 13: ... the led indicator advances to the next parameter The LED indicators will be lit to indicate which parameter is being adjusted and the digital display will flash to indicate the value of the parameter being adjusted Each push of a button will give a short beep from the loudspeaker to confirm the button was pushed If you have reached the limit of adjustment or if the button push is not allowed the ...

Страница 14: ... the pressure previously selected for the Low set point the 908A will auto matically reduce the value for the Low set point so that it is the next increment lower than that of the High set point E Set Pt 2 High Default Value OFF This operates in the same manner as SET PT 1 HIGH described above F Set Pt 2 Low Default Value OFF This operates in the same manner as SET PT 1 LOW described above G Units...

Страница 15: ...tion may be adjusted only when the CDG pressure is at 50 of full scale or higher NOTE ATMOSPHERIC PRESSURE You can use this function to set the atmospheric pressure reading for 1000 Torr CDGs You should know the local barometric pressure before proceed ing your local airport or on the internet at www weather com may have this information Normal barometric pressure is approximately 760 Torr 1000 mB...

Страница 16: ... 10 2 torr Adjust the zero adjustment on the CDG usually a trimpot until the 908A display shows a value close to zero After this initial adjustment the display may be conveniently be set to zero using front panel controls on the Model 908A NOTE HEATED CDGs When using heated or temperature controlled CDGs you should wait for an hour or two before making any adjustments to the 908A or the CDG This w...

Страница 17: ...uxiliary I O con nector or closing if the Normally Open pin has been used on the Auxiliary I O connector Likewise as the pressure on the assigned gauge rises through the chosen Set Point N High pres sure the relay de actuates either closing if the Normally Closed pin has been used on the Aux iliary I O connector or opening if the Normally Open pin has been used on the Auxiliary I O connector Figur...

Страница 18: ...S T O C K R O O M C O R P 18 of 29 Figure 11 Choosing Component Values for Set Point Protective Circuits TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811 FAX 650 965 0764 EMAIL info duniway com www duniway com ...

Страница 19: ...rr 20 mtorr X XX mtorr XX XX mtorr 0 01 mtorr 0 01mtorr 0 1 mtorr 19 90 mtorr Notes 1 From 100 of full scale to approximately 130 of full scale the display will flash 2 Above approximately 130 of full scale the display will indicate HI 3 Prior to proper setting of zero the display may show a negative value as low as 1 of full scale Of course negative readings are meaningless but only provide span ...

Страница 20: ...orr µBar 2 00 1 00 torr mBar 2 50 10 0 Torr µBar 3 00 100 Torr mBar 3 50 999 Torr mBar 4 00 10 00 kTorr mBar 4 50 OFF or HI 5 00 Figure 13 Analog Output and Displayed Pressure The pressure as a function of the Analog Output voltage is P 0 01 log 1 2V or P 0 01 10 2V NOTE The analog output is valid for the gauge which is selected on the display TELEPHONE 650 969 8811 TOLL FREE U S only 800 446 8811...

Страница 21: ...llows reading pressure and other parameters of the 908A it is not possible to modify stored parameters over the serial port Figure 14 Serial Interface Cables from PC to Terranova 908A The following commands are used in the 908A 1 Pressure To read the pressure of both gauges Send p ASCII value 112 the 908A sends pressure for gauge 1 and gauge 2 to the terminal Output is in the format ABCDeE FGHIeJ ...

Страница 22: ...is shown on the digital display 2 Full Scale Of The Gauges To read the full scale range selected during set up for each gauge Send f ASCII value 102 the 908A returns full scale which the user has selected for each gauge in the format JKLMeN OPQReS where JKLM is the multiplier and N is the exponent for CDG 1 OPQR is the multiplier and S is the exponent for CDG 2 Some examples follow Full Scale Seri...

Страница 23: ...xponent for set point 1 low C is set point relay status 0 relay is not energized 1 relay is energized D is the gauge to which the set point 1 has been assigned either 1 or 2 5 Set Point 2 To read the setting and status of set point 2 Send 2 ASCII value 50 the 908A returns information for set point 2 in the same format as for set point 1 above 6 Model And Software Revision To read software identifi...

Страница 24: ...ile holding the THREE buttons depressed plug the power cord in Maintain the depression of three buttons for a few second unitl J mode has been exited The digital display will then show in the revision num ber sequence N NN to confirm the reset has been entered At this point the units choice can made using SELECT RAISE and LOWER buttons Low Range High Range 20 mTorr 2 66 Pa 0 000 to 2 660 50 mTorr ...

Страница 25: ...you Check both fuses replace the burnt out fuse with a fuse of the appropriate rating refer to Specifications section Reinsert the fuse assembly into the power module push it in until the ears click into place Replacement fuse type 5 mm X 20 mm regular or slow blow 1 amp manufacturer fuse type Bussman GDB 1A or GDC 1A Littlefuse 217 001 or 218 001 B Schematic Diagrams Because of the proprietary na...

Страница 26: ...istently shows LO OFF or HI it may be that one of the internal power supply protection devices has removed power to the CDG You may check this by measuring the voltage at the connector or cable for the unaffected gauge Since power for both gauges use the same protection device either connector will show the power supply voltages Normal range for the voltages are 14 5 to 15 5 volts for both 15 volt...

Страница 27: ...a 908A was shipped with a cable and or CDG sensor 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...

Страница 28: ...tockroom for 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 inadequat...

Страница 29: ...50082 1 2 1993 CENELEC EN61326 Electrical Equipment for Measurement Control and Laboratory Use EMC Requirements Part 1 General Requirements IEC 61326 1997 A1 1998 Low Voltage Directive 73 23 EEC 93 68 EEC Electrical Technical Safety Standard EN 61010 1 1993 A2 1995 following the provisions of the EMC directive 89 336 EEC UL3101 1 UL Standard for Safety Electrical Equipment for Laboratory Use Part ...

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