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phone: (215) 947-2500        fax: (215) 947-7464       e-mail:sales@televac.com       web site: www.televac.com

  

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9

 

 

 

 

 

Specifications 

 

 

Measurement range                                                 Temperature

 

  

1 x 10-3 to  1 x 10+3 Torr                                        Ope15° to + 50°C 

Bake out at 200°C (with electronics  

removed)               

Calibration Medium

 

 

  

Dry air or nitrogen                                            

          

Power

 

                                       

 

 

 

 

 

 

 

 

 

 

 

24VDC @ 100mA (customer supplied)

 

Materials  

 

 

 

 

 

 

 

 

  

 

Stainless steel or nickel-plated bras

s

                        Set point Relay 

 

 

 

 

 

 

 

             

Form C contact

 

 

 

 

      

Overpressure 

 

 

 

 

 

 

24 v.5 a rating

                                                    

 

                              

 

                         

Indicator lamp provided   

 

150-psi 

                        

 

 

 

 

 

                                                                                   

Accuracy 

Adjustment Potentiometers

 

                        

 

 

 

 

+/- 1 micron                 0 to 10 microns

                   

Zero, Atmosphere, Setpoint

     

                                                                                  +/-10% of reading       10 microns to 10 Torr 

                                                                                      

Response Time for a Pressure 

 

           

+/- 20% of reading      10 Torr to 100 Torr 

Change from 10-5 Torr to                   

                                                       

 

Atmosphere

       

 

 

 

 

+/- 10% of reading 

100 Torr to 1000 Torr 

 

 

 

 

 

 

 

 

 

 

    

< 500 milliseconds                                 

 

 

 

 

 

 

 

 

 

 

 

                                                              

 

 

 

 

 

 

 

 

 

 

 

                                       

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHAPTER 9

                                      

TELEVAC

 

Summary of Contents for MP4AR Series

Page 1: ...INSTRUCTION MANUAL MP4AR Remote Convection Gauge Range 1 x 10 3 Torr to 1 x 10 3 Torr TELEVAC A DIVISION OF THE FREDERICKS COMPANY 2400 PHILMONT AVE HUNTINGDONVALLEY PA 19006 ...

Page 2: ...TEM DESCRIPTION 1 1 4AR Remote Convection Electronics 2 1 Cable specified at ordering 3 1 Instruction Manual 4 1 Sensor 1 2 4 3 phone 215 947 2500 fax 215 947 7464 e mail sales televac com web site www televac com 8 15 ...

Page 3: ...NT OPERATION 2 02 SAFETY 3 03 PRINCIPLES OF SENSOR OPERATION 4 04 SENSOR OPERATION AND INSTALLATION 5 05 RECORDER OUTPUTS 7 06 MAINTENANCE 8 07 CALIBRATION 8 08 TROUBLESHOOTING 8 09 SPECIFICATIONS 9 10 DIMENSIONS 10 11 UNPACKING AND INSPECTION 11 12 WARRANTY INFORMATION 11 PLEASE READ THIS MANUAL THOROUGHLY BEFORE USING GAUGE REPORT ANY PROBLEMS IMMEDIATELY ...

Page 4: ...LC chart recorder or data acquisition system The MP4AR series of instruments use the time proven reliable and rugged TELEVAC 4A Sensor which can be changed in seconds These instruments operate from low voltage DC and are easily integrated into the largest process system with a minimal effort Likewise the MP4AR Remote Gauge can be used as a small stand alone vacuum measurement solution Features Wid...

Page 5: ...y standards of design manufacture and intended use of the instrument Televac disclaims all liability for the customer s failure to comply with these requirements READ Instructions Read all safety and operating instructions before operating the product RETAIN instructions Retain the Safety and Operating Instructions for future reference HEED warnings Adhere to all warnings on the product and in the...

Page 6: ...ate measurements Sensors are available in stainless steel or nickel plated brass and can withstand 150 psi overpressure Objects and Liquid Entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Be careful not to spill liquid of any kind onto the products Do not substitute pa...

Page 7: ...rrespond to values given in chapter 5 depending upon chosen output As the pressure drops below 1 Torr the red MICRONS LED lights and the displayed readings now drop from 990 down to zero while the linear output voltage drops correspondingly from 9 90 Volts to zero 7 0 The trip pressure for the setpoint relay can be displayed by pressing the setpoint display button on the front panel of the instrum...

Page 8: ... Relay normally closed contact 3 24 volt power 4 Power common 5 Log Linear signal output 6 Relay common contact 7 Non linear signal output 8 Signal return 9 Setpoint output CHAPTER 4 cont TELEVAC Setpoint Display Potentiometer Setpoint Adjust Potentiometer LED display Zero Adjustment Potentiometer Pin s LED lights for microns Phillips Head screw Atmosphere Adjustment Potentiometer SET POINT RELAY ...

Page 9: ...on linear Voltage Logarithmic 1 x 10 3 01 0 5 x 10 3 06 70 2 x 10 2 24 1 3 4 x 10 2 45 1 6 6 x 10 2 64 1 78 8 x 10 2 82 1 9 1 98 2 2 1 67 2 3 5 2 99 2 7 8 3 84 2 9 2 5 45 3 3 10 7 32 4 30 7 84 4 48 50 7 93 4 7 80 8 01 4 9 120 8 08 5 08 160 8 19 5 2 180 8 24 5 26 300 8 76 5 48 500 9 57 5 7 760 10 5 88 1000 10 22 6 LINEAR Pressure microns Voltage 1 01 5 05 10 1 20 2 30 3 40 4 50 5 60 6 70 7 80 8 90 ...

Page 10: ...hould be required unless it has been changed For a reliable recalibration at a later date it is necessary to have a reference standard vacuum system whose pressure is known to be accurate For such a calibration the instrument sensor tube and cable should be returned to the factory for re certification However if the vacuum calibration verification must be done at the customer s facility a knowledg...

Page 11: ... Power 24VDC 100mA customer supplied Materials Stainless steel or nickel plated brass Set point Relay Form C contact Overpressure 24 v 5 a rating Indicator lamp provided 150 psi Accuracy Adjustment Potentiometers 1 micron 0 to 10 microns Zero Atmosphere Setpoint 10 of reading 10 microns to 10 Torr Response Time for a Pressure 20 of reading 10 Torr to 100 Torr Change from 10 5 Torr to Atmosphere 10...

Page 12: ...phone 215 947 2500 fax 215 947 7464 e mail sales televac com web site www televac com 8 15 10 Dimensions CHAPTER 10 TELEVAC ...

Page 13: ...authorized to give any guarantee or warranty or make any representation in addition or contrary to those stated herein other than those expressly stated herein there are no other warranties of any kind express or implied and specially excluded but not by way of limitation are the implied warranties of fitness for a particular purpose and merchantability It is understood and agreed the seller s lia...

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