SIGRIST VisGuard 2 Extractive Instruction Manual Download Page 18 | Manualshive

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Instruction Manual VisGuard 2 E xtractive

Design and function

18

14265E/1

4.2.4

Suction fan

The vacuum  required  for sample taking is generated by a suction fan. A suction fan with
higher  or  lower suction  power is used depending  on  the sampling system.

A filter can be optionally  installed upstream  of the suction  fan as shown in drawing

KZTN3-

MB

. On suction fans with a higher power, electrical actuation is made with a contactor. This

contactor is optional on suction fans with a lower power.

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Summary of Contents for VisGuard 2 Extractive

Page 1: ...Document number 14265E Version 1 Valid from S N 704010 SW V529 INSTRUCTION MANUAL VisGuard 2 Extractive Sampling System Visibility Monitor Dust Monitor...

Page 2: ...T PHOTOMETER AG subject to technical changes without notice 4 2018 SIGRIST PHOTOMETER AG Hofurlistrasse 1 CH 6373 Ennetb rgen Switzerland Tel 41 41 624 54 54 Fax 41 41 624 54 55 info photometer com ww...

Page 3: ...er KW5 11 3 General safety points 12 3 1 Dangers when properly used 12 3 2 Residual risk 13 3 3 Warning and danger symbols on the instrument 13 3 4 Preventing undesirable online access attempts 14 4 D...

Page 4: ...rd 2 Extractive 30 9 Troubleshooting on additional components 31 9 1 General troubleshooting 31 9 2 Malfunctions on the sample heater KW5 32 9 3 Malfunctions on the valve unit ST2MP3 32 9 4 Malfunctio...

Page 5: ...installers who are responsible for the installation and operation of the mea suring instrument This document supplements the existing Instruction Manual for the Vis Guard 2 and may only be used in co...

Page 6: ...may be operated only by trained technical personnel who have read and un derstood the content of the Instruction Manual 1 10 Declaration of conformity Current technological principles were followed in...

Page 7: ...SIGRIST PHOTOMETER AG has not expressly recommended Improper changes have been performed to the components The components have been operated outside the defined specifications 1 13 Meaning of the saf...

Page 8: ...ng of the pictograms All pictograms used in this document are explained below Additional information about the current topic Practical procedures when working with the VisGuard 2 Extractive Manipulati...

Page 9: ...in the corresponding drawings Sampling type Line length Drawing Single 0 5 m VISGUARD2 GSS5 TU Single 5 30 m VISGUARD2 GSS30 TU Single 30 500 m VISGUARD2 GSS500 TU Multiple 30 200 m lengths on request...

Page 10: ...E4n Ambient temperature Max 40 C Medium temperature Max 80 C Dimensions W x H x D 358 mm x 357 mm x 375 mm For more details see drawing KTNPI G1 MB Section 16 2 3 2 Technical data for the fan KZTN2 Da...

Page 11: ...W x H x D 744 mm x 730 mm x 153 mm for six channels For more details see drawing ST2MP3 MB Section 16 2 3 4 Technical data for the sample heater KW5 Data Values Service voltage 115 or 230 VAC 50 60 H...

Page 12: ...ual after the instrument changes hands Operating the instrument without knowledge of the Instruction Manual may lead to injuries to persons and damage to the instrument If the instrument changes hands...

Page 13: ...rm the specified servicing duties 3 3 Warning and danger symbols on the instrument WARNING There are no warning or danger symbols on the instrument Users must ensure that they observe the safety measu...

Page 14: ...et then any In ternet user can in principle access your instrument and change the configuration Please note the following points to prevent this Never connect the instrument directly to the Internet O...

Page 15: ...the measuring instrument The correct dimensioning and routing of the lines are decisive for this part of the measuring system When mul tiple sampling is carried out a valve unit is installed downstre...

Page 16: ...ly suctioned in by a valve unit with two or more channels Only the sample that is to be measured at the specific time is released by the corresponding valve and allowed to enter the measuring instrume...

Page 17: ...r can be attached to a back pressure nozzle for monitoring the sample flow Section 5 3 4 The main flow is much greater than the sample flow through the measuring instrument Thanks to the high flow vel...

Page 18: ...y a suction fan A suction fan with higher or lower suction power is used depending on the sampling system A filter can be optionally installed upstream of the suction fan as shown in drawing KZTN3 MB...

Page 19: ...llation drawing KZTN8 1 MB Splash guard for surface installation drawing KZTN8 MB 5 2 Sample transport 5 2 1 General information The goal of sample transport is to feed the gas sample through the meas...

Page 20: ...for external instruments KZTN9 can be integrated in the sampling system Using this connection some of the sample is made available to other measuring in struments in order to determine CO NOX etc The...

Page 21: ...dividually 5 3 3 1 General information on mounting the back pressure nozzle and pressure monitor The back pressure nozzle is inserted into the sample flow at the intended measuring point using hose co...

Page 22: ...and wait for around 20 seconds until the pressure conditions have stabilized 4 Slowly turn the setting screw clockwise and count the number of turns until a malfunction is signaled Determine the thres...

Page 23: ...stalled up stream to filter larger particles out of the sample flow Installation of a filter also prevents shock waves from spreading from the suction fan into the measuring cell The filter is install...

Page 24: ...ning in the purging air independently On sampling systems version 0 5 m Section 2 1 that use suction fans with a lower power KZTN2 the purging air is tapped on the suction fan outlet via a flow divide...

Page 25: ...switch a suitable disconnection device switch plug should be installed near the service voltage It must be designated and easily accessible The power supply must have a back up fuse with a max trippin...

Page 26: ...systems ensure the cor rect allocation of the measuring point to the outlet channel of the control device correct connection of the electrical connections and samples 3 Optional components installed f...

Page 27: ...ctly Every 6 mon ths Operator Replace the suction fan filter cartridge Section 8 4 Measure for suction fan main tenance providing a suction fan is installed in your system Annually Operator Clean the...

Page 28: ...e connections are seated correctly and fully func tional 3 Noise inspection Check for whistling or gurgling noises Such noises often indicate a leak in the system 4 Check the measuring values Measurin...

Page 29: ...the interval increases accordingly WORKSTEP ADDITIONAL INFO IMAGES 1 Remove the four knurled screws and filter co ver as shown in drawing KZTN3 MB 2 Remove the filter cartridge and replace it 3 Faste...

Page 30: ...ng the purge air filter on the VisGuard 2 Extractive The purging air filter can be replaced as follows WORKSTEP ADDITIONAL INFO IMAGES 1 Remove the hose clamp arrow 2 Remove the old purge air filter i...

Page 31: ...Section 7 Measuring value is too high Incorrectly set suction correc tion factor Section 7 Soiled clogged sample lines Section 8 5 No sample heating fog build up Section 9 2 Malfunction in flow rate m...

Page 32: ...e must be present or zero if the measured measuring point is currently active If this is not the case examine the controller for the cause documentation for the control unit Interruption in the electr...

Page 33: ...uit breaker has triggered If a motor circuit breaker is installed check whether it has triggered If it has triggered reset the circuit breaker If the circuit breaker continues to trigger the suction f...

Page 34: ...ple heater from the sample inlet of the photometer Warning The heater can be very hot af ter operation and may cause burns 4 Insert the new sample heater 5 Attach the hose to the sample inlet 6 Reatta...

Page 35: ...1 Number all electrical cables and hose connections 2 Interrupt the power supply to the valves 3 Make a sketch of all connections to avoid confu sion afterwards 4 Open all the valves 5 Remove the ele...

Page 36: ...NFO IMAGES 1 Interrupt the power supply to the suction fan If a motor protecting switch is installed upstream of the suction fan also switch this off 2 Number all electrical cables and hose connec tio...

Page 37: ...resentatives is available online at www photometer com Please have the following information ready when you contact a SIGRIST service point or customer service The serial number of the VisGuard 2 Extr...

Page 38: ...the components There are no special requirements for storing the components However please note the following information The VisGuard 2 Extractive and associated components contain electronic parts...

Page 39: ...le If the original packaging is no longer available note the following information Before packaging close the openings of the instrument with adhesive tape or plugs so that no packaging materials can...

Page 40: ...OSSIBILITIES Packaging Cardboard wood paper Reuse as packaging material local disposal center incinerati on plants Protective foils polystyrene shells Reuse as packaging material recycling Electronics...

Page 41: ...this documentation and their article numbers are listed in the follo wing table ARTICLE NUMBER NAME REMARKS 108710 Filter cartridge insert for air filter 0 5 and 5 30 m versions Section 8 4 112407 Pu...

Page 42: ...Instruction Manual VisGuard 2 Extractive Appendix 42 14265E 1 16 Appendix...

Page 43: ...Appendix Instruction Manual VisGuard 2 Extractive 14265E 1 43 Thi s page i si nt ent i onal l ybl ank...

Page 44: ...20 F Fan filter cartridge replace 29 Fan KTNPI G1 10 Fan KZTN2 10 Fan technical data 10 Filter 18 Flow control 21 Flow divider 24 Flow rate monitoring 26 Fog 23 I Improper use 7 Incorrect use 7 Inner...

Page 45: ...mpling points check 15 28 Service center 37 Servicing duties 27 Spare parts 41 Splash guard 28 ST2MP3 20 ST2MP3 malfunctions 32 Storage 38 Storage location 6 Suction fan 18 23 Suction fan malfunctions...

Page 46: ...SIGRIST PHOTOMETER AG Hofurlistrasse 1 CH 6373 Ennetb rgen Switzerland Tel 41 41 624 54 54 Fax 41 41 624 54 55 info photometer com www photometer com...

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