Related Manuals for Pfeiffer Vacuum IKR 261
Summary of Contents for Pfeiffer Vacuum IKR 261
- Page 1 OPERATING INSTRUCTIONS Translation of the original instructions IKR 261 Compact Cold Cathode Gauge, All-metal...
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Page 2: Product Identification
2×10 ... 1×10 hPa. The IKR 261 can be used with a Pfeiffer Vacuum measurement unit for Compact Gauges or with another evaluation unit. Functional Principle Over the whole measurement range, the measuring signal is output as logarithm of the pressure. -
Page 3: Table Of Contents
3 Installation 3.1 Vacuum Connection 3.1.1 Removing the Magnet Unit (only for Gauges with CF Flanges) 3.2 Electrical Connection 3.2.1 Use with a Pfeiffer Vacuum Measurement Unit 3.2.2 Use with another Evaluation Unit 4 Operation 5 Maintenance 5.1 Cleaning the Gauge / replacing Parts 5.1.1 Disassembling the Gauge... -
Page 4: Safety
Maintain a safety distance of ≥10 cm between the magnet and the heart pacemaker or prevent the influence of strong magnetic fields by antimagnetic shielding. Pass on the safety information to other users. BG 5153 BEN / D (2017-07) IKR 261... -
Page 5: Liability And Warranty
1.4 Liability and Warranty Pfeiffer Vacuum assumes no liability and the warranty becomes null and void if the custodian or third parties • disregard the information in this document • use the product in a non-conforming manner • make any kind of changes (modifications, alterations etc.) to the product •... -
Page 6: Technical Data
5 poles plus screening Maximum line length 100 m (0.25 mm² conductor) 150 m (0.34 mm² conductor) 500 m (1.0 mm² conductor) Pfeiffer Vacuum measurement and control units for Compact Gauges fulfill these requirements. BG 5153 BEN / D (2017-07) IKR 261... - Page 7 10 kΩ (max. voltage differential with respect to safety ±50 V with respect to accuracy ±10 V) Supply common-signal common conducted separately; differential measurement recommended for cable lengths (≥10 m) BG 5153 BEN / D (2017-07) IKR 261...
- Page 8 VACUUM 216.5 103.5 VACUUM Compact ColdCathode Gauge VACUUM Bakeout area Weight 700 g (DN 40 ISO-KF short type) 950 g (DN 40 CF-F short type) 1100 g (DN 40 CF-F long type) BG 5153 BEN / D (2017-07) IKR 261...
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Page 9: Installation
If clamps are opened unintentionally injury can be caused by catapulted parts. Use the type of clamps which can only be opened and closed by means of a tool (e.g. hose clip clamping ring). BG 5153 BEN / D (2017-07) IKR 261... -
Page 10: Removing The Magnet Unit (Only For Gauges With Cf Flanges)
Remount the magnet unit and lock it with the hexagon head screw (3). Carefully mount the electronics unit (2). Push the electronics unit up to the mechanical stop and lock it with the hexagon socket set screw (1). BG 5153 BEN / D (2017-07) IKR 261... -
Page 11: Electrical Connection
Figure 1 3.2 Electrical Connection 3.2.1 Use with a If the gauge is used with a Pfeiffer Vacuum Pfeiffer Vacuum measurement unit for Compact Gauges, a Measurement Unit corresponding connection cable is required (→ 23). • Secure the connection... - Page 12 Incorrect connection, incorrect polarity, or inadmissible supply voltages can damage the gauge. Reassemble the connection socket. Plug in the connection socket. Secure the connection socket on the gauge with the screw (tightening torque ≤0.2 Nm). BG 5153 BEN / D (2017-07) IKR 261...
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Page 13: Operation
CO. They can be mathematically converted for other gases (→ Appendix C). If you are using a Pfeiffer Vacuum measurement unit for Compact Gauges, you can enter a calibration factor to correct the measurement value displayed (→ of that measurement unit). -
Page 14: Maintenance
Polishing cloth (400 grain) or Scotch-Brite • Tweezers • Cleaning alcohol • Mounting tool for ignition aid (→ 24) • Ignition aid (→ 24) • Metal seal (11) for anode feedthrough (→ 24) BG 5153 BEN / D (2017-07) IKR 261... -
Page 15: Disassembling The Gauge
The magnetic force and the tendency to tilt make it more diffi- cult to separate the magnet unit and the measuring chamber (7). Remove the circlip (5) as well as the polarity insert (6) from the measuring chamber. BG 5153 BEN / D (2017-07) IKR 261... - Page 16 (9a), the complete anode (10) and the metal seal (11) incl. centering ring (12). The parts can now be cleaned or replaced individually. Procedure for long type Figure 4a Figure 4b Figure 4c BG 5153 BEN / D (2017-07) IKR 261...
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Page 17: Cleaning The Gauge
Caution The sealing surfaces must only be worked concentrically. Rinse the measuring chamber and the polarity insert with cleaning alcohol. Allow both to dry. BG 5153 BEN / D (2017-07) IKR 261... -
Page 18: Reassembling The Gauge
Place the circlip (5) snugly fitting on the polarity insert. Caution Visually check that the anode pin is centered over the middle hole of the polarity insert (max. eccentricity = 0.5 mm). BG 5153 BEN / D (2017-07) IKR 261... - Page 19 Place the circlip (5) snugly fitting on the polarity insert. Caution Visually check that the anode pin is centered over the middle hole of the polarity insert (max. eccentricity = 0.5 mm). BG 5153 BEN / D (2017-07) IKR 261...
- Page 20 (19). Caution The inside of the tube and the insulator must be absolutely clean and lint-free. Mount the magnet unit (4) and lock it with the hexagon head screw (3). BG 5153 BEN / D (2017-07) IKR 261...
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Page 21: Adjusting The Gauge
0.5 ... 1.8 V (underrange). Gas discharge has not Wait until the gas ignited. discharge ignites (≈ 5 minutes at a pressure of 10 hPa). Measuring signal unstable. Gauge contaminated. Clean the gauge (→ 17). BG 5153 BEN / D (2017-07) IKR 261... -
Page 22: Removing The Gauge From The Vacuum System
When handling vacuum components, take appropriate measures to ensure cleanliness and prevent damages. Procedure Deactivate the gauge. Unplug the connection socket. Remove the gauge from the vacuum system. Place the protective cap. BG 5153 BEN / D (2017-07) IKR 261... -
Page 23: Returning The Product
7 Returning the Product WARNING WARNING: forwarding contaminated products Products returned to Pfeiffer Vacuum for service or repair should, if possible, be free of harmful substances (e.g. radioactive, toxic, caustic or microbiological). Otherwise, the type of contamination must be de- clared. -
Page 24: Spare Parts
DN 40 CF-F flange BN 846 466 -T DN 40 CF-F flange, long BN 846 467 -T Exchange gauge (return defective gauge to Pfeiffer Vacuum) DN 40 ISO-KF flange short type PT R25 750 -A DN 40 CF-F flange short type... -
Page 25: Appendix
< 1 Pa unit dependent) Conversion curves Pressure p 1E+00 1E–01 1E–02 Torr 1E–03 1E–04 1E–05 1E–06 1E–07 1E–08 1E–09 1E–10 0.0 0.5 1.0 1.5 10.0 10.5 Measuring signal U [ V] BG 5153 BEN / D (2017-07) IKR 261... -
Page 26: C: Gas Type Dependence
For gases other than air, the pressure can be determined by means of a simple conversion formula: = K × pressure indicated where gas type air (N , CO) These conversion factors are average values. BG 5153 BEN / D (2017-07) IKR 261... -
Page 27: Etl Certification
ETL Certification RECOGNIZED ETL LISTED COMPONENT The product IKR 261 • conforms to the UL Standard UL 61010-1 • is certified to the CAN/CSA Standard C22.2 No. 61010-1 3103457... - Page 28 VACUUM SOLUTIONS FROM A SINGLE SOURCE Pfeiffer Vacuum stands for innovative and custom vacuum solutions worldwide, technological perfection, competent advice and reliable service. COMPLETE RANGE OF PRODUCTS From a single component to complex systems: We are the only supplier of vacuum technology that provides a complete product portfolio.
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