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Operation Manual VISATRON® VN115/87plus EX

06/2016

Page 39

SCHALLER AUTOMATION

D-66440 Blieskastel / Saarland / Germany / Industriering 14 / P.O Box 1280

Industrielle Automationstechnik GmbH & Co. KG

Tel. +49(0)6842-508

-

0

/ Fax -260 / eMail: [email protected] / www.schaller.de

5.5

Exchange measuring head

Figure 38

:

Step 1

is to open the scavenging air fitting

Figure 39:

Step 2

is to unplug the connector

Measuring head
main connector

Scavenging air
fitting

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37
38
39
40
41
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Содержание VN115/87plus EX

Страница 1: ...Operation Manual Part No 180081 Version 1 3 06 2016 VISATRON Oil Mist Detectors VN115 87plus EX IACS UR M67 type approved...

Страница 2: ...e VISATRON VN115 87plus EX devices have to be in accordance to the IACS UR M10 if applicable Use the VISATRON VN115 87plus EX devices only for the purpose described in the operation manual Incorrect m...

Страница 3: ...an the OMD VISATRON VN115 87plus EX c alterations or modifications of the OMD VISATRON VN115 87plus EX carried out by the buyer operator or third parties without written authorization of SCHALLER AUTO...

Страница 4: ...angered or the device can be damaged WARNING The marked text contains important information The marked text contains only a hint for faster processing EX Symbol contains important interactions about E...

Страница 5: ...Methane acetone ammonia methanol propane toluol acetic acid city gas hydrogen ethanol n butane ethylene acetylene automotive gas diesel heating oil hydrogen sulphide acetaldehyde diethyl ether Do alw...

Страница 6: ...info schaller de www schaller de VN115 87plus EX type label Only expert staff is allowed to mount connect and put into operation the devices The staff must have knowledge of the ignition protection in...

Страница 7: ...b to which this declaration relates exclusively used for the detection and signalizing of oil mist in diesel aggregates and complies with the following EU directives Machinery directive 2006 42 EC EMC...

Страница 8: ...ical installation 22 2 2 1 VISATRON VN115 87plus EX device 22 2 2 2 Connection of monitoring devices 25 2 2 3 Schematic electrical wiring diagram 27 3 Commissioning 28 3 1 Adjusting or checking the su...

Страница 9: ...de 6 Maintenance procedures 46 7 Functional test 47 7 1 On board test 47 7 2 Factory test at engine builder with smoke generator on VN115 87plus EX installations 49 7 3 Additional pressure measuremen...

Страница 10: ...t itself The VISATRON VN115 87plus EX OMD System uses the approved wear free suction system to continuously extract the atmosphere of the crankcase compartments and other engine locations The system w...

Страница 11: ...X The suction system is connected to the common Connecting Box 4 This type of oil mist detector is able to detect an oil mist development without identifying the location of the oil mist source inside...

Страница 12: ...ist which was generated by blow by or mechanical spraying This oil mist may fall out in the suction pipes and must be drained out the pipes Ideally drainage flow back ends inside the engine s crankcas...

Страница 13: ...he air fuel mixture Remote monitoring devices The OMD device can be connected to Schaller s monitoring devices Remote Indicator II to monitor the oil mist concentration and the status of the OMD devic...

Страница 14: ...er compartment Use always the long version of the suction funnels This makes the installation independent from the rotation sense of the engine At least one suction point per chain drive or gear drive...

Страница 15: ...these drawings and the contents of this manual Important As an engine maker you need a Declaration of Conformity from the OMD maker The following figures show typical installation arrangement on a 6 c...

Страница 16: ...VN115 87plus installation on a 6 cyl engine with siphon blocks oil draining through siphon blocks exhaust suction point optional engine wall connection Figure 6 Alternative installation of VN115 87pl...

Страница 17: ...nstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 2 1 3 Installation of pipe siphons Figure 7 Pipe siphon Mount the engine wall connection into the G3 4 thread wi...

Страница 18: ...g 14 P O Box 1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de Figure 8 Pipe siphon at engine wall Figure 9 Image of pipe siphon Figure...

Страница 19: ...onnection unit Consider the following points Take note of the drilling template made of paper included with the connection units Drill through Seal all threads with Loctite 572 Max torque 30 Nm OKAY W...

Страница 20: ...9 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 2 1 5 Suction funnels in the crankcase compartment The suction funnels have to be fitted in such a way that flooding by splashing bearing...

Страница 21: ...igure 14 Pressure regulator unit 2 1 7 Air cleaner module Do always connect OMD to engine s control air system pressure range 2 15bar A dry and clean ISO8573 1 2010 6 4 4 air with low humidity oil con...

Страница 22: ...the base plate or protection cover Additionally connect one alarm relay output to the safety system of the engine As specified by the classification societies the Alarm relay must be connected either...

Страница 23: ...switched on when OMD is in correct operation see Figure 19 Figure 18 Wire break resistors The optional pre alarm output can be used to initiate either a pre warning signal or slow down signal The pre...

Страница 24: ...sed Alarm 1 relay open 7 15 Alarm 2 relay open Alarm 1 relay common 8 16 Alarm 2 relay common Figure 19 Pin assignment We recommend connecting Alarm 1 to the alarm system and Alarm 2 to the safety sys...

Страница 25: ...icator II the connection is only a two point link The bus system at the OMD device must be terminated by the resistor It is integrated in the terminator see Figure 21 which is supplied with the monito...

Страница 26: ...de Figure 21 Wiring diagram to connect Remote Indicator II The monitoring device is the bus master and the OMD devices are the slaves It s necessary to adjust different bus addresses at each slave dev...

Страница 27: ...Box 1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 2 2 3 Schematic electrical wiring diagram Engine room T Ready and alarm signals...

Страница 28: ...ge and screw in the previously removed plug CAUTION A pressure setting much higher than 60 mm WC negative pressure may cause a change in detecting sensitivity and can impact the functionality of the s...

Страница 29: ...to OMD control cover Remove U tube manometer Screw in the removed plug 3 2 Filling of siphon blocks VN180 for VN115 87plus EX system with oil Press the pump lever of the filling pump see Figure 26 as...

Страница 30: ...suction tubes Additionally the excess oil can remove the required oil in the siphon by a physical suction effect through the draining channel Figure 27 Filling pump inserted and fixed in the siphon b...

Страница 31: ...xplosion Level is equal to 47mg l oil mist concentration in air at a temperature of 25 C IACS UR M67 rules do request that OMD s do indicate an oil mist alarm latest at approx 2 5mg l The lesser sensi...

Страница 32: ...th oil yes no Is the negative pressure at the measuring head adjusted to 60 mmWC yes no Adjusted negative pressure mmWC Is the screw removed from the control cover yes no Electrical check Is the power...

Страница 33: ...he LED bar goes up and at 70 opacity compared to the adjusted alarm level the Oil Mist Alarm LED switches on At 100 opacity compared to the alarm level the Oil Mist Alarm LED starts blinking If the op...

Страница 34: ...at this time with the Test LED In this case the alarm relay or shutdown relay is not switched on Blinking LED on display VN115 87plus EX device failures 14 Negative pressure out of range 13 Optical s...

Страница 35: ...centration that is requested by the IACS In case of an Oil Mist Alarm Schaller Automation strongly recommends to approach the engine only after indicated oil mist concentration LED chain has lowered t...

Страница 36: ...ure too high 70 C 1 Remove or turn away ambient heating components 2 Install metal heat shields against radiation 9 Electronics temperature too low 0 C 1 Remove ambient cooling components 8 Electronic...

Страница 37: ...glass may cause a loss of sensitivity of the device Clean filters acc maintenance plan page 46 Figure 35 Cleaning of IR Filter glass in the left and the right chamber WARNING Use only cleaning fluids...

Страница 38: ...asuring head Figure 36 Exchange of the air filters WARNING Do not try to clean the filters use always new ones 5 4 Exchange air filter cartridge in air cleaner module Figure 37 The air filter cartridg...

Страница 39: ...dustriering 14 P O Box 1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 5 5 Exchange measuring head Figure 38 Step 1 is to open the sc...

Страница 40: ...1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de Figure 40 Step 3 is to unscrew the measuring head To mount the new measuring head ex...

Страница 41: ...Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 5 6 Exchange bellows and suspension system Step 1 is to dismount the measuring head Figure 41 Step 2 is to press out the 4 rub...

Страница 42: ...gure 43 Step 4 is to exchange the 2 bellows if necessary The bellow is secured by a ring which is fixed by two screws Figure 44 Step 5 is to pull out the gaskets before the carrier plate is mounted To...

Страница 43: ...e on the rear side of the measuring head The device has two internal fuses The first is located in the main connector of the measuring head This is a self repairing fuse which protects the filter circ...

Страница 44: ...re contact of Pin No 7 against ground If short circuit problem is outside the Oil Mist Detector maybe in cabling system Measure contact of Pin No 8 against ground If short circuit problem is outside t...

Страница 45: ...LED s remain off despite fuses are ok perform check as shown in Figure 47 Often it happens during welding work around the engine or in engine room that electrical current of high energy passes through...

Страница 46: ...ly maintenance procedure 1 4 6 Exchange air filters in the measuring head See chapter 5 3 page 38 Yearly or after 8000 operating hours whatever comes first 7 Perform half yearly maintenance procedure...

Страница 47: ...er 6 If used make sure that all siphons have to be filled with oil refer to chapter 2 1 3 By using the VN Smoke Test Box you can easily test the functionality of the VISATRON oil mist detector and its...

Страница 48: ...he lock screw otherwise you will risk a mixture of explosion zones Always use a new gasket for the lock screw after removing for testing Step 8 Wait for the Ready LED Step 9 Press the Oil Mist Alarm R...

Страница 49: ...pe system has to be clean and if used all siphons have to be filled with oil refer to chapter 2 1 3 A test of the entire OMD system incl tubing system can be done only at standstill of the engine The...

Страница 50: ...on points at running engine 7 3 Additional pressure measurement on VN115 87plus EX installations Perform the functional and smoke test as shown in the previous chapters On board test and Factory test...

Страница 51: ...ometer at the pipe end see Figure 52 Use only a digital manometer with a differential measuring method On completion do not forget to lock all openings The minimal negative pressure values are defined...

Страница 52: ...performed alternatively using a special connection on the siphon block or respectively on the T engine wall connection Fill the fog bag completely with fog and close the adapter with the yellow cap Th...

Страница 53: ...sitivity level 6 1 12608 Measuring head VN115 87plus EX 33k RS485 sensitivity level 6 1 270975 Control cover measuring head VN115 87plus EX devices 1 355970 Gasket control cover VN87plus EX 1 150994 B...

Страница 54: ...tle 270888 10753 Protection cover 150938 11163 Oil separator for air outlet 150939 11164 Pipe siphon 150260 10013 Siphon block VN180 150166 10612 Siphon block VN180 with manometer fitting 270504 10089...

Страница 55: ...CHALLER AUTOMATION D 66440 Blieskastel Saarland Germany Industriering 14 P O Box 1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 8 1...

Страница 56: ...le with slacked water 1 270089 10040 12 Bottle with cleaning fluid 1 270090 10035 13 Service kit O ring pressure regulator unit 1 270610 14 Manometer adapter for siphon block VN180 1 270502 15 U pipe...

Страница 57: ...7 SCHALLER AUTOMATION D 66440 Blieskastel Saarland Germany Industriering 14 P O Box 1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de 8...

Страница 58: ...dustrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de Item Description Quantity For Spares 01 Hand pump 1 450421 02 Smoke tube 1 6 pcs 272059 03 A...

Страница 59: ...In NTP BSP G1 2A Out NTP BSP G3 4A Pressure reducer connections In NTP BSP G1 4A Out NTP BSP G1 4A Electrical data Power supply 18 Volts 31 2 Volts DC max 2A Nominal voltage 24 Volts DC Relay Outputs...

Страница 60: ...temperature 25 80 C Max vibrations 4 g 25 100Hz Relative humidity up to 95 Protection class IP54 Approval of classes Type approved for closed areas designed for installation on combustion engines env...

Страница 61: ...440 Blieskastel Saarland Germany Industriering 14 P O Box 1280 Industrielle Automationstechnik GmbH Co KG Tel 49 0 6842 508 0 Fax 260 eMail info schaller de www schaller de Figure 59 Mechanical dimens...

Страница 62: ...Belize Morocco Bolivia Netherlands Brazil Nicaragua Canada Norway Cape Verde Islands Oman Chile Panama Colombia Peru Costa Rica Philippines Denmark Poland Ecuador Portugal El Salvador Qatar Estonia S...

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