Catalog excerpts
BrUel & Kjaer Vibro VIBROCONTROL 920 Reliable prvention of machine damage
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VIBROCONTROL 920 During opration, machines are subjected to a number of influences which change the condition of rotating parts, bearings, machine housing and foundations and may result in costly damage or secondary defects. The most common causes of damage are: Unbalanced rotating parts as a result of manufacturing errors, material defects and normal wear 镕 Unbalance due to deposits on the blades of exhaust fans, blowers and air separators Unbalance due to asymmetric load-ing of centrifuges and separators Օ Unbalance due to eccentric wind-ing of wire coils Alignment errors due to...
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VIBROCONTROL 920 Spcifications if) (IF) Order code Inputs No. of vibration channels Sensor connections Sensor power Sensor OK monitoring VC-920 1 Acceleration sensor, e.g. AS-022, AS-062 (CCS), ASA-022, etc. Velocity sensor, e.g. VS-068, VS-069, VS-0168, VS-0169 -24 V DC (max. 30 mA) or 4 mA constant-current supply (CCS) 1) Velocity sensor: no power required Yes Measured parameters Measurement channel Measuring ranges Frequency Bearing vibration measurement Measurement accuracy 1-channel operation with continuous monitoring Vibration velocity: 0 ... 10/20/50/100 mm/s 1/10 ... 1000 Hz RMS...
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Scope of delivery and order information 1. Electronic control unit consisting of: 1 VIBROCONTROL 920 vibration monitoring device with 2 user manuals in German, English or French (please specify the language when ordering). 2. Vibration sensor Acceleration sensor standard design AS-022 Any measurement direction, radial cable exit, 5 m, PVDF cable with open ends AS-030 Any measurement direction, axial cable connection, with FASTON plug terminal Acceleration sensor in Ex design 1) ASA-022 1) Any measurement direction, 5 m cable, Ex only when used with AC-293 safety barrier set AC-293 Safety...
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