W603200880_A
Original Instructions
Barocel 7045 Gauge
INSTRUCTION MANUAL
edwardsvacuum.com
Page 1: ...W603200880_A Original Instructions Barocel 7045 Gauge INSTRUCTION MANUAL edwardsvacuum com...
Page 2: ...regarding the content So far as is reasonably practicable Edwards has ensured that its products have been designed and constructed so as to be safe and without risks when properly installed and used i...
Page 3: ...e relevant requirements of harmonised standards EN 61010 1 2010 Safety requirements for electrical equipment for measurement control and laboratory use General requirements EN 60529 1991 A2 2013 Speci...
Page 4: ...the requirements of REACH The product manual provides information and instruction to ensure the safe storage use maintenance and disposal of the product including any substance based requirements Arti...
Page 5: ...sus pressure 12 Installation 13 Vacuum connection 13 Electrical connection 14 D Sub 15 pin connector 15 Operation 16 Status indication 16 To zero the gauge 16 ZERO Adjustment 17 ZERO Adjustment with r...
Page 6: ...This page has been intentionally left blank Page 4 W603200880_A Contents...
Page 7: ...Figures Figure 1 Dimensions 11 Figure 2 Analogue measurement signal versus pressure 12 Figure 3 Connect the gauge to the system 14 Figure 4 D Sub 15 pin sensor cable 15 Figure 5 Measurement signal pr...
Page 8: ...neral 9 Table 2 Output signal 9 Table 3 Gauge identification 9 Table 4 Switching functions 9 Table 5 Status relay 10 Table 6 Diagnostic port 10 Table 7 Electrical 10 Table 8 Materials exposed to vacuu...
Page 9: ...e The deflection is measured capacitively and converted into an analogue linear output signal by the digital electronics The output signal is independent of the gas type Very accurate pressure measure...
Page 10: ...ure all other users are aware of the safety instructions Liability and warranty Edwards accepts no liability and the warranty becomes non applicable if the end user or third parties Ignore the informa...
Page 11: ...al Output signal analogue measurement signal Voltage range 5 to 10 24 V limited to 10 24 V Measurement range 0 to 10 V Relationship voltage pressure Linear Output impedance 0 short circuit proof Loade...
Page 12: ...to the gauge has to be fused Edwards controllers meet this requirement Table 7 Electrical Supply voltage Class 2 LPS at the gauge 14 to 30 V d c or 15 V 5 ripple 1 Vpp Power consumption while being he...
Page 13: ...issible pressure absolute 1000 1100 F S 4 bar 400 kPa 1 10 100 F S 2 6 bar 260 kPa 0 1 F S 1 3 bar 130 kPa Bursting pressure absolute 6 bar 600 kPa Table 9 Environmental Admissible temperatures Storag...
Page 14: ...ersus pressure Figure 2 Analogue measurement signal versus pressure p Uout 10 V p F S Conversion Torr to Pascal Torr mbar Pa 1 00 1013 25 760 1 3332 101325 760 133 3224 Example Gauge with 10 Torr F S...
Page 15: ...es because of system overpressure greater than 2 5 bar causes a hazard KF flange connections with elastomer seals cannot resist such pressures Use O rings with an outer centring ring WARNING HIGH VOLT...
Page 16: ...e adjustments 3 Remove the protective lid and connect the gauge to the vacuum system 4 Keep the protective lid Figure 3 Connect the gauge to the system Electrical connection Make sure that the vacuum...
Page 17: ...l measurement input signal common and supply common wired separately Potential difference between the supply common and the housing 18 V over voltage protection D Sub 15 pin connector If a sensor cabl...
Page 18: ...st The filter can be set via the diagnostic port Status indication To zero the gauge The gauge is factory calibrated in an upright orientation Note Do a zero adjustment when the gauge is operated for...
Page 19: ...is being heated and or under atmospheric pressure the zero adjustment function is disabled to prevent operational errors To adjust the zero 1 Evacuate the gauge to a pressure according to the table b...
Page 20: ...measurement system or Obtain a slightly positive zero for a 0 to 10 V AD converter The offset should not be more than 2 of the F S 200 mV The measurement range is more than the upper limit if there is...
Page 21: ...nt setting Is output at the D Sub connector instead of the measurement signal and can be measured with a voltmeter after the SP button is pressed If the pressure is lower than the setpoint the corresp...
Page 22: ...nd outputs the current lower threshold value at the measurement value output for approximately 10 seconds LED 1 blinks 1 Setpoint 2 Hysteresis 3 Threshold value CAUTION DAMAGE TO THE EQUIPMENT Risk of...
Page 23: ...twice LED 2 blinks The adjustment procedure is the same as for setpoint 1 To activate the factory setpoint factory reset All user defined parameters for example zero filter are restored to their defa...
Page 24: ...d Obey the relevant regulations and follow the necessary precautions when handling contaminated parts CAUTION IMPACT DAMAGE Risk of damage to equipment The ceramic sensor can be damaged by impacts Do...
Page 25: ...ions the gauge requires no maintenance Note The warranty does not include gauge failures that result from contamination We recommend that you check the zero at regular intervals Edwards accepts no lia...
Page 26: ...ety of our employees and all other people involved in the service of your equipment The hazard information also lets us select the correct procedures to service your equipment We provide instructions...
Page 27: ...ents must be separated by material and then recycled WARNING CONTAMINATED PARTS Risk to health and the environment from contaminated parts Before you dispose of the gauge find out if any parts are con...
Page 28: ...edwardsvacuum com...
