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Edwards Barocel 7025, Instruction Manual

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Summary of Contents for Barocel 7025

Page 1: ...W602100880_A Original Instructions Barocel 7025 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: ...t signal versus pressure 12 Installation 13 Vacuum connection 13 Electrical connection 14 Operation 16 Displays 16 To zero the gauge 16 ZERO Adjustment 17 ZERO Adjustment with ramp function 18 Switchi...

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Page 7: ...s Figure 1 Dimensions 11 Figure 2 Analogue measurement signal versus pressure 12 Figure 3 Connect the gauge to the system 14 Figure 4 Sensor cable 15 Figure 5 Gauge display 16 Figure 6 Measurement sig...

Page 8: ...List of Tables Table 1 General 9 Table 2 Output signal 9 Table 3 Gauge identification 9 Table 4 Switching functions 9 Table 5 Electrical 10 Table 6 Materials exposed to vacuum 10 Table 7 Environmenta...

Page 9: ...independent of the gas type Before using this gauge Make sure that the model is the same as you ordered and no damage occurred during shipment Read this instruction manual before you install operate...

Page 10: ...ll 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 information...

Page 11: ...tput signal analogue measurement signal Voltage range 5 to 10 24 V Measurement range 0 to 10 V Relationship voltage pressure Linear Output impedance 0 short circuit proof Loaded impedance 10 k Respons...

Page 12: ...slow automatic reset Polyfuse Electrical connection 15 pin D Sub male Sensor cable without switching functions 5 pin plus shielding with switching functions 9 pin plus shielding Cable length For long...

Page 13: ...ble 7 Environmental Admissible temperatures Storage 40 C to 65 C Operation 5 C to 50 C Bakeout not in operation 110 C at the flange Relative humidity 80 at temperatures 31 C decreasing to 50 at 40 C U...

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 gauge in a horizontal to upright position and use a seal with a centring ring and filter to prevent the influx of condensates and particles in the measurement chamber 2 Install the gauge so that the...

Page 17: ...ound directly at the power supply Use differential measurement input signal common and supply common wired separately Potential difference between supply common and housing 18 V over voltage protectio...

Page 18: ...crews to attach the sensor cable to the gauge 3 Attach the sensor cable to the controller 1 4 Relay SP1 closing contact 2 Signal output measurement signal or thresholds SP1 2 5 Supply common ground 7...

Page 19: ...standing upright Note Do a zero adjustment when the gauge is operated for the first time Continuous operation or contamination can lead to zero drift and the gauge will need zero adjustment To adjust...

Page 20: ...ent 25 of the F S the zero cannot be reached and the RUN LED flashes If this happens start the factory setting and adjust the zero again 2 Operate the gauge for a minimum of 2 hours until the signal i...

Page 21: ...htly 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 a higher positive offset The recom...

Page 22: ...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 correspon...

Page 23: ...on mode and outputs the current lower threshold value at the measurement value output for approximately 10 seconds LED 1 flashes 1 Setpoint 2 Hysteresis 3 Threshold value CAUTION DAMAGE TO THE EQUIPME...

Page 24: ...alue push the ZERO button and keep it depressed The threshold keeps changing from the current value ramp until the button is released or until you get to the limit of the setting range 3 Push the ZERO...

Page 25: ...factory reset All user defined parameters for example zero filter are set again to their default values Note Loading of the default parameters is irreversible To load the default parameters 1 Put the...

Page 26: ...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 no...

Page 27: ...of Contamination of Vacuum Equipment and Components Form HS2 The HS2 form tells us if any substances found in the equipment are hazardous which is important for the safety of our employees and all oth...

Page 28: ...ponents must be separated by its materials 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...

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