Small-Compact (hol601) Manual
Contents
1. eceeceeeeeeeeeeeeeeeeeeeeeeeeeeees page 11 14 Adjustment of the limiting values eeeeeeeeeeeees page 11 15 Example to adjust the limit value eee page 12 16 Optional alarm MEMOS cccccceeeeeeeeeeteeeetteeeeeeeees page 12 TZ Self tESt iscureti ea ea page 12 17 1 Automatic self test in the background page 13 17 2 Selt test called externally by the user page 13 17 3 Self test on starting optional eee page 14 18 HOUSING S ZE meet ener Ea a page 15 19 Cable connection draft ccceeeeeeeeeeeeeeeeeeteeeeeeeees page 16 Declaration of Conformity cceecceeeeeeeeeeeeeeeeeeeeeees page 17 Technical Data Wee er eee eee eee ee ane one mer eee rece onrt ae appendix Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH Important information These operation instructions are to be read through completely and carefully heeded before starting the device Failure to heed or adhere can result in claims on manufacturer s liability becoming null and void for damages ensuing there from Manual action of any manner on the device with the exception of proper procedures and those described in these operation instructions lead to forfeit of guarantee and exclusion from liability The device is solely intended for the usage as described below It is particularly not intended for the direct or2. fy red blue grey yellow green pink white brown black violet shield holthausen elektronik GmbH wire color 24V supply voltage ground analog output closer contact K1 middle contact K1 opener contact K1 closer contact K2 middle contact K2 opener contact K2 not connected see page 6 Grounding Concept The outlined contacts of the alarm relays are in position without supply voltage Under normal working conditions are the closer and middle contacts connected The analog signal is measured between analog output grey and earth blue ii color red 24V supply voltage blue ground grey analog output yellow closer contact K1 green middle contact K1 pink opener contact K1 white closer contact K2 brown middle contact K2 black opener contact K2 violet external reset activ by connection to ground shield see page 6 Grounding Concept The outlined contacts of the alarm relays are in position without supply voltage Under normal working conditions are the closer and middle contacts connected The analog signal is measured between analog output grey and earth blue ESW is a registered trademark of holthausen elektronik GmbH Wevelinghoven 38 41334 Nettetal 16 holthausen elektronik GmbH Electronic Vibration monitoring Unit iy ESW small Compact Declaration of Conformity Application of Directive 2004 108 EC
3. we hereby declare that the construction of multifunctional vibration control unit for the vibration supervision ESW small Compact hol601 complies to the following norms EN 61000 6 4 interference emissions EN 61000 6 2 interference immunity Manufacture holthausen elektronik GmbH Manufacture s Wevelinghoven 38 Address D 41334 Nettetal Manager Michael Holthausen Place Nettetal Date 17 05 2007 Signature
4. 49 0 21 02 44 00 0 fax 49 0 21 02 44 00 24 holthausen elektronik GmbH Electronic Vibration monitoring Unit iy ESW small Compact 9 Display and operation elements The display and operating elements will be accessible after unscrewing the cover of the ESW small Compact Display elements LED1 yellow flashes Limit value G1 exceeded or adjust Limit value K1 yellow on Limit value G1 exceeded longer than the rise time K1 has switched LED2 red flashes Limit value G2 exceeded or adjust Limit value K2 red on Limit value G1 exceeded longer than the rise time K2 has switched LED3 green on Operating voltage on green flashes Self test active or error code signal Operating elements P1 Potentiometer for setting Limit value G1 10 bis 100 P2 Potentiometer for setting Limit value G2 10 bis 100 S1 Self test inactive OFF Self test activated ON S2 Analog output corresponds to measured value OFF Set Mode Analog output corresponds to limit value ON S3 switcher for the choice of the Limit values Analog output corresponds to adjust Limit value G1 OFF Analog output corresponds to adjust Limit value G2 ON S4 Analog output 4 to 20mA OFF 0 to 20mA ON S5 S6 measuring range adjustment see chapter 11 J1 J2 ground adjustment see chapter 13 holthausen elektronik GmbH Electronic Vibration monitoring Unit iy ESW small Compact Setting instructions The following points appl
5. Later the sensor is disconnected internally and the following analog levels are checked using a test signal The values measured by the processor are outputted at the analog output If sensitivity is set to 10mm s a current of approx 16 mA must be outputted for 2 s If sensitivity is set to 20mm s it should be possible to measure approx 8mA for 2 s followed by 16mA for another 2s at the analog output If the measuring range is set to 50mm s currents of 3 2mA followed by 6 4mA and 16mA are expected at the analog output If the deviation in the 16mA value is more than 20 an alarm is outputted e This is followed by the test for the delay and release periods for the relay In this test a current of 22 mA is outputted at the analog output e Afterwards the two delay periods of the relays expire which is indicated by the flashing of LEDs yellow for threshold value 1 red for threshold value 2 e After the expiry of response delay 1 for threshold value 1 relay 1 responds and the yellow diode lights for a time period equal to release delay 1 Then the relay releases again and the LED goes out 13 Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH e After the expiry of response delay 2 for threshold value 2 relay 2 responds and the red LED lights for a time period equal to release delay 2 Then the relay releases again and the LED goes out e After the completion of this test procedure the t
6. indirect protection of persons holthausen elektronik GmbH assumes no liability whatsoever as regards suitability for some specific purpose If any question should remain open please never hesitate to contact us holthausen elektronik GmbH Wevelinghoven 38 41334 Nettetal Phone 49 0 21 53 40 08 Fax 49 0 21 53 899 94 Mail info holthausen elektronik de Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH 1 Generally basical safety indications Don t use this device as the only invigilator if a malfunctioning of ESW small Compact could lead to damages on goods or Persons To obtain the desired result be sure that the device with its technical data fits to the bulk of the object you want to supervise The sensor is sensitive to shock A downfall out lower height to a hard substratum can destroy the sensor The assembling place and the execution of the assembling of the sensor determine decisively the quality of the sensor signal The assembling may only happen through qualified and instructed persons The electrical hook up is to be done by instructed persons A mistake by the connection can entail to faulty functions outfall or ruination of the sensor and electronics The ESW should not be used on machines with a very energetic high frequency solid borne Through resonance apparitions in the sensor the device can indicate a much too great or too small value Power
7. to 35 Measured range 20mm s S5 OFF S6 ON SET Mode active S2 ON Balancing of the limit value G1 S3 OFF Set the output current to 4 5mA via P1 22 5 of 20mA is 4 5mA SET Mode active S2 ON Balancing of the limit value G2 S3 ON Set the output current to 7mA via P2 35 of 20mA is 7mA Standard Mode SET Modus not active S2 OFF Measuring variable vibration velocity S3 On oder OFF Self test off S1 OFF 16 Optional alarm memory Additional supply with alarm memory After the activation of the alarm relay K1 and or K2 the unit will remain in the alarm status until an external and manually reset will be activated This feature is used in such cases where the vibration control unit is mounted on unreviewable and difficult accessible places Through this advanced memory function every alarm is registered Because of variable mounting of one or more parallel connected reset buttons it is possible to reset the alarm memory from any place or location The reset occurs by connection of the external reset contact violet wire to ground or Ub see specific datasheet 17 Self test In order to check the functioning of the ESW small Compact self test functions have been integrated into the device A large part of the functions is automatically monitored when the device is in operation Other functions can be checked only manually by pressing the self test switch since these would disturb the running operation 12 Elect
8. der to protect these machines in the application against inadmissible mechanical vibration The unit monitor continuously the intensity of vibration and warn reliably during exceeding of inside the unit adjusted limit values Moreover it is always possible to measure the actual vibration value at the analog output The permanent temperatur monitoring inside the case also is a feature of this unit see 18 1 4 Measurement principle The sensor converts mechanical oscillations into an electrical alternating voltage The subsequent electronics converts the AC signal into a DC voltage which is equivalent to the measured oscillation speed The sensitivity and thus the measuring range can be selected in the device using a switch The electronics compares the measured value with two threshold values G1 and G2 which can be set in the device using two potentiometers The threshold values can be steplessly set between 10 and 100 of the possible measuring range The analog output can be used as an aid for adjustment when setting the threshold values G1 and G2 If the measured value crosses a threshold value the corresponding alarm relay is switched after the expiry of a permanently set response delay period If the measured value falls below the threshold value the alarm is cancelled after the expiry of the release delay period The response delay and the release delay depend on the version see specific data sheet and can lie between 0 2s and 25s fi
9. ed for displaying of several values on the analog output With the standard setting S2 OFF the output current corresponds to the measured signal For example an analog current value of 20mA corresponds to a measured vibration velocity that has reached 100 of the measuring range set Important By switching S2 ON the analog output can be used for setting or reading of the limit values G1 and G2 The limit value adjustment means a current of 20mA so that the switch level close to 100 of the adjusted measurement range Output Variable Switch Position S3 Limit value G1 OFF Limit value G2 ON 14 Adjustment of the limiting values If the measuring signal exceeds certain limiting values the ESW small Compact shall react by switching potential free relay contacts These limit values can be set inside the unit by potentiometers The limit values can be set between 10 and 100 of the selected measuring range The limit value G1 will be adjusted with potentiometer P1 Exceeded the value of G1 for longer than the rise time delay for G1 then K1 is switched The limit value G2 will be adjusted with potentiometer P2 If limit of G2 will be longer than the rise time delay for G2 exceeded then K2 is switched Rest the measured value just from time to time over the limit value so counts the activation delay time after each overstepping of the limit value once more A short overstepping of the limit values is shown by flashing of the yello
10. eir idle state During the duration of the test the green LED keeps flashing it is common to have non uniform flashing during the changeover period between the individual tests The test continues further when the cause of the error is remedied Caution if the device has an external RESET the external RESET output must be actuated to complete the relay test The normal operation starts after the completion of the test 14 holthausen elektronik GmbH Electronic Vibration monitoring Unit iy ESW small Compact 18 Housing size in mm with optional ground on earth terminal Case material Aluminium V2A or V4A picture 1 SS i measuring axis 108 0 mm 76 mm max 10mm top hole M10 15 mm _ 4 ground on earth terminal 4mm optional SW22 30 mm The unit will be mounted via one threaded pin AM10 25 per DIN 913 15 Electronic Vibration monitoring Unit ESW small Compact 19 Cable connection draft ESW small Compact Version without external reset 24V supply volt o analog ground jo analog output o closer contact K1 middle contact K1 lopener contact K1 closer contact K2 middle contact K2 opener contact K2 case Version include external reset 24V supply volt o analog ground Jo analog output e closer contact K1 middle contact K1 lopener contact K1 closer contact K2 middle contact K2 opener contact K2 case
11. equested usually through the attachment with screws each case is connected to the local machine ground Inside the ESW small Compact the case potential the cable shield and the internal signal ground could be connected with each other by choice see 13 In big facilities with considerable energy consumption and distances between the machines could such big potential difference be build up that substantial balancing current on the ground network will occur Dependent on intensity of such currents is arising of interference s or damaging of the unit the result Potential differences could also arise on machines with small distances not clear crossing of ground potential for example painted color or movable parts like suspension mounting Energetic high frequency interference energy could be added to the measurement signal wire by inductivity or trough capacity that could change the real existing measurement value In this way for example parallel going elements could act as coupling capacitor and winded up grounding cable could act like a cut off choke Memorize Earth connection is not the same everywhere gt Check the situation gt Plan the grounding concept gt Select the facility realization Electronic Vibration monitoring Unit iy holtha usen ESW small Compact elektronik GmbH 6 Mounting of the vibration control unit Whole mounting connecting and adjustment work should be done from qualified personal o
12. est is repeated until the switch S1 set to OFF again Note In case of short release delay periods e g 0 5 s the relay switches over apparently immediately after responding after the expiry of the response delay period If an alarm memory is present for one of the two relays the system must be reset using an external reset button Only after doing so the test procedure starts all over again This self test checks that part of the electronics which cannot be monitored in the background In combination with the automatic tests in the background an unambiguous conclusion regarding the function of the device can be drawn In the event of an error the relays do not go back to their idle state and the self test can no more be terminated by resetting S1 In addition the green LED flashes four times briefly and a fault current of 22mA can be measured at the analog output The test continues further when the cause of the error is remedied Function Switch position After execution of the self check the switch S1 must be adjusted OFF absolutely back to in S1 order to ensure a regular function of the Self test ON ON ESW small Compact The actual test run is Self test OFF OFF however only terminated 17 3 Self test on starting optional The tests running automatically in the background and the externally called self test are run on application of the operating voltage In the event of an error the relays do not go back to th
13. ful noise sources for instance inverters in direct closeness of the sensor electronics or cabling can result in faulty behaving of the apparatus Potential differences and balance currents in the mass guidance can result in faulty behaving too The connection cable is resistant against many but not every type of chemical and mechanical stress Through a damaged cable chemicals could get inside the unit and destroy the electronic Then the unit would loose their function Therefore the conditions from the mounting surrounding must be checked Then the cover material from the cable have to be proofed if it resists these requirements You can get an overview from the chemical resistance of the cover material from us 2 Packing and the transport Note e The sensor is sensitive to shock A downfall out lower height to an hard substratum can destroy the sensor e Avoid to kink or tie a knot in the cable e Keep the electronic in a dry place e Incase of a downfall or heckling or squeezing could the casing or the operation elements or the board get defects With adequate warning labels and through a qualified packaging and storage you can protect the sensor and electronics at carriage against influences from outside Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH 3 Application The ESW small Compact unit will be installed on machines like ventilators blasts separators or decanters in or
14. iil holthausen elektronik GmbH User Manual Picture shows Aluminium case without ground on earth terminal Electronic Vibration Monitoring Unit ESW small Compact hol601 date 22 07 2009 document hol601_small_comp_hb_e doc technical modification possible holthausen elektronik GmbH is certified according to DIN EN ISO 9001 holthausen elektronik GmbH phone 49 0 21 53 40 08 info holthausen elektronik de Wevelinghoven 38 fax 49 0 21 53 89 99 4 www holthausen elektronik de 41334 Nettetal Electronic Vibration monitoring Unit iy holthausen ESW small Compact elektronik GmbH Table of Contents 1 Generally basical safety indications ceee page 4 2 Packing and the transport cccceeeeeeeeesceeeeeeeeeeeeeees page 4 3 ApplicatioN spiera page 5 4 Measurement principle cccceceeeeeeeeeeeeeeeeeeeeeeeeees page 5 5 Grounding CONCEH ecccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeees page 6 6 Mounting of the vibration control unit ee page 7 7 Opening and closing of the vibration control unit page 8 8 Maintenance cccceeeeeeeecceceeeeeeeeeeeeeeneeeeeeeeeeeeeeeeee page 8 9 Display and operation elements ceeeeee page 9 10 Measurement range switching cceeeeeeeeeeeeeeeteeees page 10 We POG Outpt snene page 10 12 Possible ground configurations eeeeeeeeeeeeeees page 10 13 Analog output SettingS
15. nik GmbH 7 Opening and closing of the vibration control unit The user must switch off the power supply before opening the measurement unit To open the unit the user needs a 0 9mm type of wrench inbus key and a forehead key with two bore nut with size of 4mm The case cover is ensured with a M2 screw These must be loosened before opening of the case cover with an inbus key After adjustment of the unit please control the position of the DIP switches Before closing the unit the O Ring must be examine You have to insert a new O Ring 43 x 2mm LT170 original spare part if the old one is brittle deformed damaged or already a few month in use Please pay attention that the thread and the interior room is oil and dirt free Cleaning around and inside the unit should be done only with clean and dry cloth The closing and the sealing of the unit is done after app seven pitches of cover nut thread and ensured via the M2 screw Advises for dismantling Before dismantling the measurement unit the power supply must be switched off The connection cable has to be loosened from the supporting surface to avoid damaging of the cable The vibration control unit should be set free via a 22mm wrench key 8 Maintenance The ESW small Compact is maintenance free Tools for case cover opening 0 9mm type of wrench Inbus key Adjustable forehead key for two bore nut size 4mm Factory H Sartorius Nachf GmbH amp Co phone
16. nly Protect the ESW small Compact definitely against drop stroke and other mechanical shock The case of the unit must be connected over the attachment or the ground on earth Terminal with the potential compensation of the monitored machine The connection must be extremely low resistive as well as for long time stable Doing this take urgent notice to the valid VDE regulations max top hole A Surface a WANA screw locked M10x25 with LOCTITE protection The ESW small Compact will be mounted via one threaded pin AM10 25 per DIN 913 on the machine to be monitored Important 1 Measuring axis has to be coinciding with vibration excitation axis see case drawing page 17 2 Take note of the label with instruction notes 3 The surface has to be plain clean and free of paint and rust 4 The tap hole has to be perpendicular to the surface and free of metal cuttings or other foreign material Further more the tap hole and the screw have to be free of paint rust grease or other isolating components 5 The grub screw has to be locked with liquid thread protection against unintended loosening 6 The unit has to be fixed tight on the surface 7 The advises to connection cable page 6 as well as Opening and closing of the vibration control unit page 9 are absolutely to note Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektro
17. ronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH 17 1 Automatic self test in the background If an error occurs the green LED flashes one to three times depending on the type of the error the pre and main contact trips and a fault current of 22mA can be measured at the analog output Items that are monitored include e Operating voltage Error code LED flashes twice e Temperature Error code LED flashes twice e Threshold value potentiometers must be changed in the set mode only Error code LED flashes once e Sensor Error code LED flashes thrice If the cause of the error is remedied the device goes back to its normal operation 17 2 Selt test called externally by the user The test called by the user consists of 2 parts The device cannot resume normal measuring operation during the test The sensitivity of the analog part is checked first For this purpose in place of the sensor signal a test signal is fed internally and the measured values are outputted at the analog output In the event of an error an alarm is outputted at the pre and main contact Subsequently the on and release delay times for the pre and main contact are outputted e The self test is activated by means of switch S1 in the device ON and is visually indicated by the flashing green LED The entire test takes a few seconds e Next a current of exactly 4 mA must be measurable for 2 s at the analog output e
18. w LED for G1 and the red LED for G2 If threshold value 1 is set in the SET mode the green LED lights up and the yellow LED flashes If the threshold value 2 is set the green LED lights up and the red LED flashes Should e g G1 be set to 15mm s 30 in the measuring range 50mm s then with S3 OFF is set to threshold value G1 Then an output current of 6 mA 30 of 20 mA is set using potentiometer P1 At the analog output the threshold values are always output with reference to 0 20 mA even if the output current range is set to 4 20 mA That means an output current of 2mA potentiometer at the left stop means 10 of the measuring range as alarm threshold and 20 mA potentiometer at the right stop corresponds to 100 of the measuring range as alarm threshold For setting the threshold value G2 S3 is set to ON and the same procedure is repeated After setting the threshold values care should be taken to bring S2 back to OFF position in order to start the normal operation again If the potentiometers are adjusted without bringing S2 into ON position the device gives an error message Protection against unintentional adjustment and defective potentiometers 11 Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH 15 Example to adjust the limit value Analog output 0 to 20mA 10 to 100 2mA to 20mA mean 0 2mA per Example Adjust the limit value G1 to 22 5 and the limit value G2
19. xed by factory Alternatively the device can also be equipped with alarm memory see Point 16 In addition the measured value controls a constant current source A current in the range 0 to 20mA or 4 to 20mA which is proportional to the measured value and corresponds to the measuring range is delivered over the analog output cable terminals All important electronic components of the device can be checked using the self test functions of the device Point 18 All important functions are permanently verified in normal operation The functions such as e g the relay test which would disturb the measuring operation can be carried out by the user when required the pressing the switch S1 Optionally the device can be delivered with a self test on starting This carries out a complete function test every time the device is switched on Point 18 3 Attention Pay attention on requirement by entrance in EEx Zone Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH 5 Grounding concept main control box with power supply ibrati optional vibration control unit connection box _ shield shield E A cy H 9 Q Ub E T signal ground OY signal ground j N vibration control unit ground connection box ground i ety v local local local vibration control unit ground connection box ground main control box ground If an isolated installation is not specially r
20. y for devices with optional self test on starting After applying the operating voltage the device starts a complete function test The green LED3 flashes during the function test see 18 3 After the function test the relays switches the switching contacts are closed thereafter 10 Setting instructions The unit has three measurement ranges which can be selected by the switches S5 and S6 For the device to operate properly both the switches should not be in ON position since a non specified measuring range would then be set Meaduring range Switch Position S5 S6 10mm s OFF OFF 20mm s OFF ON 50mm s ON OFF 11 Analog output As the output value will be submitted constant current by voting 0 to 20mA or 4 to 20mA The selection occurs by switching over of switch S4 An output current of 20mA meets the 100 value of the selected measurement range In the setting of 0 to 20mA is the valid relation 0 2mA per in the setting of 4 to 20mA is the valid relation 4mA 0 16mA per Output range Switch position S4 0 bis 20mA ON 4 bis 20mA OFF 12 Possible ground configurations By using the jumper J1 and J2 the case potential shield shied cable shield and the internal signal ground could be connected with each other by choice case int GND J1 J2 10 Electronic Vibration monitoring Unit ESW small Compact iil holthausen elektronik GmbH 13 Analog output settings The 0 to 20mA output can be us
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