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Vibration Monitoring Unit
Series HE255
•
Vibration acceleration (g rms)
•
Bearing status parameter for roller bearing diag-
nostic
•
ATEX / IECEx / UKEx Zones 2/22 and 1/21
•
cULus OrdLoc / HazLoc Div 2
•
2 potential-free switching contacts (Window func-
tion)
•
2 analogue current outputs: 4–20 mA
•
Frequency range: 10 Hz – 1000 Hz
Date of manufacture:
Type description:
Serial no.:
1 Hz – 1000 Hz
Doc ID: M001-HE255 Stand: 2023-01-09
Betriebsanleitung
englisch
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Table of Contents
Related Manuals for Hauber Elektronik HE255 Series
Summary of Contents for Hauber Elektronik HE255 Series
- Page 1 Vibration Monitoring Unit Series HE255 • Vibration acceleration (g rms) • Bearing status parameter for roller bearing diag- nostic • ATEX / IECEx / UKEx Zones 2/22 and 1/21 • cULus OrdLoc / HazLoc Div 2 • 2 potential-free switching contacts (Window func- tion) •...
- Page 2 HAUBER-Elektronik GmbH Operating instructions Vibration Monitoring Unit Type HE255 Standard and ATEX / IECEx / UKEx HE255 Version: 2023-01-09 Attention! Prior to commissioning the product, the instruction manual must be read and un- derstood. All rights reserved, including rights to translation. Subject to modifications.
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Page 3: Table Of Contents
HAUBER-Elektronik GmbH Contents Contents ..............................3 Safety information ............................ 5 Scope of this instruction manual ......................6 Vibration monitoring HE255 ........................6 Intended Use ............................6 Scope of supply ............................6 Documents and Certificates ........................7 Transfer of liability when operating in potentially explosive atmospheres ..........7 Overview of application areas ........................ - Page 4 HAUBER-Elektronik GmbH Coding HE255 ............................28 EU and UK Declaration of Conformity ....................29...
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Page 5: Safety Information
HAUBER-Elektronik GmbH Safety information General The safety instructions are intended to protect people and property from damage and hazards that could arise as the result of improper use, incorrect operation or other misuse or devices, especially in explosive areas. Therefore, please read the operating instructions carefully before working on the product or operating it. -
Page 6: Scope Of This Instruction Manual
HAUBER-Elektronik GmbH Scope of this instruction manual This instruction manual for the HE255-type vibration monitoring unit applies to the following ver- sions: HE255.00, HE255.01 and HE255.02 The variants are functionally identical. The variants HE255.01 and HE255.02 have additional certifications and labels which permit use in potentially exclusive atmospheres. For further information, see chapter "Overview of application areas”... -
Page 7: Documents And Certificates
HAUBER-Elektronik GmbH Documents and Certificates You can find the following documents and certificates for HE255 type at www.hauber-elektro- nik.de where they can be viewed and downloaded: • EU type examination certificate ATEX Zone 1 / 21, no.: UL 20 ATEX 2421 X Rev. 0 •... -
Page 8: Overview Of Application Areas
HAUBER-Elektronik GmbH Overview of application areas Coding M12 connector Connection Integrated cable -40 °C ≤ T ≤ 85 °C Measuring head temperature T -40 °C ≤ T ≤ 60 °C Ambient temperature T -35 °C ≤ T ≤ 125 °C Restriction for the -35 °C ≤... -
Page 9: Example Labels
HAUBER-Elektronik GmbH Example labels Variant 1 - HE255.00.xx.xx.xx.00.000 Variant 2 - HE255.00.xx.xx.xx.01.xxx Variant 3 - HE255.02.xx.xx.xx.00.000 Variant 4 - HE255.02.xx.xx.xx.01.xxx Variant 5 - HE255.01.xx.xx.xx.00.xxx Variant 6 - HE255.01.xx.xx.xx.02.xxx... -
Page 10: Information On The Culus Validity Range
HAUBER-Elektronik GmbH Information on the cULus validity range In order to install the device according to the UL/CSA/IEC standard, the following information must be observed. Electrical protection Devices must be protected by means of fuses, circuit breakers, overheating protection, impedance-limiting switches or similar to ensure protection against excessive power output if there is a fault in the device. -
Page 11: Functional Safety Instructions
HAUBER-Elektronik GmbH Functional safety instructions 12.1 Safety level / key indicators The HE255 vibration monitoring hardware was tested by TÜV Süd. The results meet the criteria according to SIL2 and Pl-d. MTTF 984,898 hours = 112.43 years >90% MTTF 2,889,526 hours = 329.85 years = HIGH 95 (fulfilled) Further key indicators and information can be found in the safety manual 12.2... -
Page 12: Technical Data
HAUBER-Elektronik GmbH Technical data 13.1 General data Each sensor has one of the listed measuring and frequency ranges. Further ranges on request. Please indicate the measuring and frequency range in your request. 0 – 1 g rms Measuring range: 0 – 2 g rms 0 –... -
Page 13: Typical Frequency Response
HAUBER-Elektronik GmbH 13.3 Typical frequency response 10 Hz–1,000 Hz (standard) The frequency response is recorded using a reference sensor. • 4 Hz. . . 1200 Hz acceleration sensor Fig. 1: Typical frequency response 10 Hz–1000 Hz Frequency in Hz Amplification in dB 1 Hz–1000 Hz The frequency response is recorded using two reference sensors. -
Page 14: Properties Of The Integrated Cable
HAUBER-Elektronik GmbH 13.4 Properties of the integrated cable Cable type Li9YC11Y 8x0.25 mm² Conductor material E-Cu stranded wire Conductor insulation PP 9Y Coating PUR 11Y Etherbase Coating diameter 6.0 ± 0.2 mm -40 °C … +90 °C fixed Temperature range -20 °C …... -
Page 15: Housing Dimensions
HAUBER-Elektronik GmbH 13.6 Housing dimensions Fig. 3: Housing with M12 connector Fig. 4: Housing with integrated cable M12 connector Cable gland Measuring direction Connecting cable Measuring direction All measurements in mm Fig. 5: Housing with integrated cable and clamping sleeve base for metal protection hose Cable gland Connecting cable Measuring direction... -
Page 16: Connection
HAUBER-Elektronik GmbH Connection Version: M12 connector Pin 1: 24 V DC Pin 2: Pin 3: 4-20 mA vibration amplitude Pin 4: 4-20 mA bearing status parameter Pin 5: Potential-free switching contact 1 + Pin 6: Potential-free switching contact 1 - Pin 7: Potential-free switching contact 2 + Pin 8:... -
Page 17: Functional Description
HAUBER-Elektronik GmbH Functional description In an explosive atmosphere the vibration monitoring unit HE255 will only be o- pened in a de-energized state. The type HE255 is used for monitoring vibration acceleration. If the acceleration value is below or above the adjustable window area, an alarm will be triggered. -
Page 18: Alarm And Limit Setting
HAUBER-Elektronik GmbH 15.2 Alarm and limit setting While the sensor is in configuration mode, the safety functions are deactivated. By pressing the "Save Config" button, the current configuration is displayed by the LEDs around the HEX switches. For further information, see chapter "Limit values and delay times” on page The limit values and delay times are calibrated using the respective HEX switch. -
Page 19: Limit Values And Delay Times
HAUBER-Elektronik GmbH 15.3 Limit values and delay times SET- Limit values (g) Position Measuring 0-1 g 0-2 g 0-4 g 0-6 g 0-8 g 0-10 g range 0.063 0.125 0.25 0.375 0.625 0.125 0.25 0.75 1.25 0.188 0.375 0.75 1.125 1.875 0.25 0.313... -
Page 20: Bearing Status Parameter For Roller Bearing Diagnostic
HAUBER-Elektronik GmbH 15.4 Bearing status parameter for roller bearing diagnostic The monitoring of the HE255 has a bearing status parameter identification for the roller bearing diagnostic in accordance with DIN ISO 13373-3. In accordance with DIN ISO 13373-3, the bearing status parameter observes the ratio of the highest peak acceleration value in m/s²... - Page 21 HAUBER-Elektronik GmbH Range Meaning Output signal in mA 4 ≤ I Range 1 No bearing damage can be detected. The bearing status para- < 8 meter is very low. It is recommended to repeat the measure- ment or change the installation location. If the bearing status parameter is still in range 1, this can be ap- proved as the normal range after a check (e.g.
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Page 22: Assembly And Disassembly
HAUBER-Elektronik GmbH Assembly and disassembly 16.1 General notes Assembly and disassembly work on and with the monitoring unit may only be performed by an authorised specialist familiar with the safety regulations governing handling electrical compo- nents! When using EX-certified monitoring units in potentially explosive atmospheres, the pro- fessional must also be familiar with the relevant safety regulations! Before assembly and disassembly disconnect the monitoring unit from the power supply! Separate plug connections must always be de-energized! If EX-certified monito-... -
Page 23: Variant He255.02 (Zone 2 / 22)
HAUBER-Elektronik GmbH 16.3 Variant HE255.02 (Zone 2 / 22) The Zone 2/22 variant may not be operated without the safety clip to guard against ac- cidental disconnection of the plug connection! If operated in a potentially explosive at- mosphere, there is otherwise an explosion hazard, due to spark formation! 16.3.1 Attaching the safety clip Insert the connecting cable socket into the M12 connector as far as it will go (mind the... -
Page 24: Tamper Protection
HAUBER-Elektronik GmbH 16.4 Tamper protection Attach seal labels The "SEALED" seal label reveals any unauthorised opening of the housing cover. After installation of the housing cover by the system operator, the seal label shall be attached to the side above the housing joint. If any tampering is attempted, the seal label is destroyed and the tampering will be visible to the system operator. -
Page 25: Installation And Commissioning
HAUBER-Elektronik GmbH Installation and commissioning 17.1 General notes Installation and commissioning of the vibration monitoring unit may only be performed by an authorised specialist familiar with the safety regulations governing handling electrical components. When installing and commissioning EX-certified monitoring units in potentially explosive atmospheres, the professional must also be familiar with the rele- vant safety regulations! The commissioning will only be carried out with the housing cover correctly... -
Page 26: Maintenance And Repair
HAUBER-Elektronik GmbH Maintenance and repair 18.1 General notes Repair and cleaning work on vibration monitoring units may only be performed by an authorised specialist familiar with the safety regulations governing hand- ling electrical components. Before repair and cleaning disconnect the monitoring unit from the power supply! Separate plug connections must always be de-energized! Immediately replace defective connection cables! A defective vibration monitoring unit must be completely replaced! -
Page 27: Transport, Storage And Disposal
HAUBER-Elektronik GmbH Transport, storage and disposal The sensor must be protected from damaging environmental factors and mechanical damage during transport with the use of adequate packing. The sensor may not be stored in ambient temperatures outside the permitted operating tempe- rature. - Page 28 HAUBER-Elektronik GmbH Coding HE255 HE255. 00. 2g. 01. 00. 00. 000 HE series 255 = Monitoring SIL2 4 – 20 mA ~ g rms, free limit values (Window function) 4 – 20 mA bearing status parameter ATEX / IECEx / UKEx 00 = no ATEX / IECEx / UKEx 01 = ATEX / IECEx / UKEx (Zone 1 / 21) 02 = ATEX / IECEx / UKEx (Zone 2 / 22)
- Page 29 HAUBER-Elektronik GmbH EU and UK Declaration of Conformity Declaration of conformity Affixed CE and UKCA marking HAUBER-Elektronik GmbH Fabrikstraße 6 0539 0843 D-72622 Nürtingen declares under our sole responsibility that the Norms and directives products listed below that relate to this declara- EU Directive Norms tion meet the basic health and safety require-...
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