9419-25M3A-101
Contents
1. fiber optic cable crushing kinking can cause damage and cause false readings All cables must be secured on their entire length Ties should be used whenever possible Excessive vibrations can cause irreversible damage to the sensor 3 2 3 FOA Series Signal Conditioner Installation The FOA Series signal conditioners are typically mounted on a holder and their housing must be grounded Proceed with the installation of each conditioner as shown in the following illustration Detailed View of an FOA Series Signal Conditioner Installation FOA 100E Shown TIGHTENING TORQUE 25 Nm 278 in b TOWARDS SENSOR HEAD M12 Socket M12 Connector Signal Cable Holder with Conductive Surfaces PV300813B 9 Important Information If it is not possible to mount the FOA Series conditioner on a grounded holder grounding must be provided by the M12 connector s shield FOA Series Fiber Optic Accelerometers User s Manual 9 kd VIBROSYSTM 10 FOA Series Fiber Optic Accelerometers User s Manual2. sensor head indicates the measurement axis and vibration direction corresponding to an ascending signal Measurement Axis Arrow FOA 200 Fiber Optic Accelerometer A The FOA 200 is a dual axis accelerometer The ill ia RE ZA arrows on the sensor head indicate the measurement pe axes and vibration directions corresponding to ascending electric signals Measurement Axis Arrow 1 1 2 Main Unit Interventions Accelerometers must be glued on the stator bars Fiber optic cables must be routed inside the stator housing Epoxy resins must be applied inside the generator FOA Series Fiber Optic Accelerometers User s Manual 5 IBROSYST M 2 FOA SERIES ACCELEROMETER OPERATION 2 1 Connecting the FOA Series Accelerometer The FOA Series conditioner must first be connected to a 24VDC power supply and a receiving instrument with signal cable and M12 connector It is important to confirm each sensor s functionality before proceeding with a permanent installation The conditioner s outer shell must always be grounded This is usually achieved by mounting the conditioner to an already grounded holder with a conductive surface The cable shield must also be grounded It is important to ground the shield on one end only to avoid creating a ground loop If the M12 connector at the end of the cable is insulated from the shield the shield must then be grounded on the acquisition unit side However if the M12 connector at th
3. unintended operation Exercise caution when working with voltage levels above 30 VAC RMS or 42 VDC These voltage levels are potential shock hazards Follow all generally accepted safety practices and procedures when working with or around electricity Do not use this product in wet environments VibroSystM the VibroSystM logo ZOOM the ZOOM logo and FOA are registered trademarks or trademarks of VibroSystM Inc This manual is provided solely for guidance VibrosystM Inc takes no responsibility or liability for any damage caused by accidents improper installation or misuse Liability is limited to the repair and or replacement of defective products VibroSystM Inc 2727 Jacques Cartier E Blvd Longueuil QC Canada J4N 1L7 Phone 450 646 2157 U S Toll free Line 800 663 8379 Email techsupp vbrosystm com www vibrosystm com 2 FOA Series Fiber Optic Accelerometers User s Manual 2015 VibroSystM Inc All rights reserved IBROSYST M TABLE OF CONTENTS 1 FOA SERIES FIBER OPTIC ACCELEROMETER OVERVIEW csscsscsssesseceeeeeeeees 5 LE DS PO ee a eat bena pei taiati tati udata e cete ca ada atitea al da a natale taia eat 5 L2 Mam Lien ae ae exif ONOS RER RER AIR RE RR RR RR N RR RO NP RI RARI N NE N II IA ROI NR VINERI IRI 5 2 FOA SERIES ACCELEROMETER OPERATION c ccccsscseccesseesecsseeeeeseeeeeeeeseaeeneeaeeaes 6 2 1 Connecting the FOA Series Accelerometer n2asc2ccccecnstxo
4. acacessacevaddenceedtuadsanteaaeaatesaatsdaanecantacoseeteancbatsaecsceses 6 3 ACCELEROMETER INSTALLATION OVERVIEW c ccsscsecsecsseseceeceseseeeeeeeeeeeeeseeeeeeas 8 Sed Md MITA ys COMMS TC GAC E soarece antet anal E iad ala teens bat a a i ta la ta aaa a 8 3 2 iscat GUE INES cae cae se sote n ti iata nn psc ns oho es titi i ni d alai a atu tat a 8 32 1 BOARS SERIES Sensor Head Nt NOM ogy mata n ami e taia le uim mu a aie 8 32 2 POA Series Fiber Optic Cable Installation scosese ro iieetegeatinaare rasare oil oi lene ninti pt i etine 9 3 2 3 FOA Series Signal Conditioner Instal L ULOB si asiriene alo Gail zu da la aa ella d 9 FOA Series Fiber Optic Accelerometers User s Manual 3 kd VIBROSYSTM 4 FOA Series Fiber Optic Accelerometers User s Manual IBROSYST M 1 FOA SERIES FIBER OPTIC ACCELEROMETER OVERVIEW 1 1 Description FOA Series Fiber Optic Accelerometers are designed to measure vibration amplitudes of high voltage components subjected to electrodynamic and mechanical stress such as stator end windings These sensors are non conductive immune to inductive effects as well as electromagnetic interference and are suited for operation in hostile environments containing high voltage levels They also come with a built in conditioner allowing them to be directly connected to an acquisition unit FOA 100E Fiber Optic Accelerometer The FOA 100E is a single axis accelerometer The arrow on the
5. di VIBROSYST M FOA SERIES Fiber Optic Accelerometers User s Manual P N 9419 25M3A 101 IBROSYST M Safety Information The following manual contains information and warnings They must be followed in order to keep the instrument in a working condition and ensure safe operation Safety Symbols A Warning Danger Identifies conditions or practices that could cause physical harm or death A Caution Identifies conditions or practices that could result in a permanent loss of data or dam age the measuring chain and or other equipment to which it is connected Important Information Identifies important information hints and tips that must be read and applied al GND or earth ground Safety Precautions A Warning Danger A Caution To use the described product correctly and safely read and follow all safety instructions or warnings that appear throughout this manual This product is intended to be used by qualified operators and maintenance personnel who recognize shock hazards and are familiar with the safety precautions required to avoid possible injury Read and follow all installation operation and maintenance information before using this product Install and use this instrument only as specified in this manual or the protection provided by this product might be impaired When in doubt that safety protection has been impaired make this product inoperative and secure it against any
6. e end of the cable is connected to the shield attaching the cable to the already grounded FOA Series conditioner will automatically ground the shield In this case the shield must not be grounded on the acquisition unit side The illustration below shows the pinout for the M12 connector FOA 100E FOA 200 Pinout PV300813A The signal cable provided by VibroSystM may be replaced by any cable having similar characteristics The table below shows the color codes designations and specifications for VibroSystM s signal cable M12 Connector Cable Pinout with FOA 100E ICI RR RR RR II 6 FOA Series Fiber Optic Accelerometers User s Manual WS o gt eae M12 Connector Cable Pinout with FOA 200 2 White Voltage Output Axis 2 6 VDC 4 V AC peak Arrow 2 Voltage Output Axis 1 6 VDC 4 V AC peak Black Arrow 1 FOA Series Fiber Optic Accelerometers User s Manual 7 IBROSYST M 3 ACCELEROMETER INSTALLATION OVERVIEW A Caution Since this product has a multitude of possible applications only an installation overview is explained In order to properly complete the installation VibroSystM must be present during sensor and commissioning Please contact VibroSystM for more information regarding specific applications 3 1 Preliminary Considerations When choosing a location for the sensor head cable and conditioner the following considerations must be taken into acco
7. unt The conditioner s case must be properly grounded usually through its holder The electric insulation rating between the sensor head and signal conditioner is up to 3KV mm The distance between the sensor head and conditioner the fiber optic cable has a set length of 10m 32 8 ft The M12 connector cable s total length must not exceed 350m 1750 ft FOA 100E and FOA 200 fiber optic accelerometers are designed and calibrated to operate strictly according to their respective specifications The fiber optic cable between the sensor head and conditioner must not be cut or altered 3 2 Installation Guidelines 3 2 1 FOA Series Sensor Head Installation A Caution Avoid applying mechanical stress twisting pressure on the sensor head This may damage the sensor and lead to erroneous readings While fixing the sensor in place make sure the arrows are positioned according to the desired measurement axes Typical Sensor Head Positioning FOA 100E ee FOA 200 8 FOA Series Fiber Optic Accelerometers User s Manual IBROSYST M 3 2 2 FOA Series Fiber Optic Cable Installation A Caution The fiber optic cable must NEVER be bent below its minimum bending radius of 80 mm 3 715 All bends must have smooth curves and follow the cable s natural curvature While handling the cable avoid twisting or pulling it against sharp edges This may break the fiber optic strands inside Mechanical stress on the
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