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1. GENERAL

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1.1. Symbol  Clarification

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1.2. Safety  Instructions

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1.2.1.  Intended Use

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1.2.2.  Installation, start up and control

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1.3. Environmental  aspects

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2. PRODUCT DESCRIPTION

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3. INSTALLATION

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3.1. Mounting  dimensions

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3.1.1.  KMT-1, KMT-2 and KMT-3

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3.1.2. KMT-4

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3.2. Determining installation site

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3.2.1.  Process pressure

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3.3. Installation  position

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3.4. Required length of straight pipe

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3.5. Installation KMT-1, KMT-2 and KMT-3

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3.5.1.  Measurement ball valve

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3.5.2.  Assembly without flow meter, but with screw cap instead (blind cap)

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3.5.3.  Shut off the measurement ball valve

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3.5.4.  Installation of the flow meter sensing probe

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3.5.5.  Removal of the sensing probe of the flow meter

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3.6. Installation KMT-4 in the pipe line

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3.7. Setting the pipe diameter

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4. ELECTRICAL CONNECTIONS

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4.1. Connection  diagram

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4.1.1.  Relay and pulse output, internal switching

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5. CONTROL COMPONENTS

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5.1. Jumper for Output

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5.2. Digital interface USB ( for configuration)

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5.3. Display / Indicator with keypad (optional)

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5.3.1.  Indication of the analogue and pulse output

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5.3.2.  Indication of the switch output

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5.3.3.  Indication of the MIN / MAX values

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5.3.4.  Reset of the consumption counter or the MIN / MAX value

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5.3.5.  Maximum consumption counter

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6. ERROR MESSAGES

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7. MAINTENANCE

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7.1. Cleaning of the sensor of the flow meter

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8. REPLACEMENT PARTS / ACCESSORIES

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8.1. Order Code Replacement Sensor

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8.2. Order Code Replacement sensor cable

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8.3. Order Code Accessories for KMT-4

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9. TECHNICAL DATA KMT-1, KMT-2 and KMT-3

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10. TECHNICAL DATA KMT-4

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Table of contents - HARDWARE

Table of contents - SOFTWARE

1. General

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2. Installation

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2.1. Configuration of the USB Interface (VirtualCOM)

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3. User Interface

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4. Menu toolbar

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4.1. File

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4.2. Transmitter

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4.3. Extras

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5. Input Screen

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5.1. Output 1, Output 2

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5.1.1.  Output mode

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5.1.2. Measurand

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5.1.3. Units

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5.1.4.  Output mode – analogue

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5.1.5.  Output mode – switch (relay)

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5.1.6.  Output mode – pulse

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5.2. Minimum flow shutdown

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5.3. Display

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5.4. Adjustment

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5.4.1.  1-point adjustment

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5.4.2.  2-point adjustment

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5.4.3.  Reset to factory settings

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5.5. Measuring values overview

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5.5.1.  Reset of the MIN / MAX values

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5.5.2.  Reset of the consumption counter (totalizer)

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5.6. Setting up Process Parameters

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5.6.1.  Change the Process Gas

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5.6.2.  Changing the standard conditions

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5.6.3.  Pressure compensation

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5.6.4.  Setting the pipe diameter

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5.7. External pressure transmitter for pressure compensation

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5.8. Declaration of Conformance

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Summary of Contents for KMT-1

Page 1: ...Manual Hardware and Software BA_KMT_e V5 1 technical data are subject to change 193624 Thermal Mass flow meter for COMPRESSED AIR and GASES Model KMT...

Page 2: ...he installation manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause h...

Page 3: ...4 Reset of the consumption counter or the MIN MAX value 19 5 3 5 Maximum consumption counter 19 6 ERROR MESSAGES 20 7 MAINTENANCE 20 7 1 Cleaning of the sensor of the flow meter 20 8 REPLACEMENT PARTS...

Page 4: ...o be installed in a pressurized system up to PN16 is 16 bar 230 psi For KMT 1 KMT 2 and KMT 3 Prior to the start of the installation the system has to be depressurized Before the installation or remov...

Page 5: ...Disconnect the device from power supply before opening or closing to avoid damages Do not put a damaged product into operation and make sure that that does not happen inadvert ently A malfunction of t...

Page 6: ...ch the nominal size of the pipe The measurement valve with shut off function allows for the instal ment and removal of the sensing probe with only interrupting the process flow for a short moment The...

Page 7: ...ll even if it is released Seal By means of an encapsulated O ring no compressed air can escape under pressure during assem bly Precise positioning The precise positioning with respect to immersion dep...

Page 8: ...ement accuracy The flow meter should be installed as far as possible from any flow disturbance Valves or check valves should be installed in a respective distance from the flow meter 3 2 1 Process pre...

Page 9: ...Mounting sensor downwards Horizontal Mounting sensor across 3 3 Installation position Make sure that the arrow on the tip of the sensing probe is pointing in the direction of the flow recommended inst...

Page 10: ...disturbance of the flow are for instance reducers elbows T pieces valves gate valves etc The specified measurement accuracy can be achieved only when the following straight inlet and outlet pipe leng...

Page 11: ...nt pin Flow Direction 3 5 2 Assembly without flow meter but with screw cap instead blind cap In order to use the measurement section without the flow meter the blind screw cap in the scope of supply m...

Page 12: ...flowmeter is therewith completed Flow Direction 3 5 4 Installation of the flow meter sensing probe The flow direction is indicated with an arrow on the tip of the probe Due to the alignment pin is the...

Page 13: ...on nipple in combination with the 1 2 ball valve The same basic principles apply to installation with the tapping sleeve Pull the measurement sensor back into the non return protection device as far a...

Page 14: ...direction arrow on the sensor head or the mark on the mounting handle is pointing in the media flow direction The measurement sensor is aligned with precision in the flow direction using the mounting...

Page 15: ...ess the actual inner diameter of the pipe must be set with the Configurator Software see page 35 Table 1 Factory setting for pipe diameter da di s Nominal diameter External diameter wall thick ness in...

Page 16: ...cable is needed e g 6 x 1 mm2 AWG 17 4 1 Connection diagram Screw terminal OUT 1 1 for the analogue output is internally connected with GND The housing should be grounded to achieve optimal electroma...

Page 17: ...cated 5 2 Digital interface USB for configuration The USB connector is behind the blind screw cap at the side of the housing remove the blind screw cap with a screwdriver plug in the USB connector Ins...

Page 18: ...erature C F V0 Standardized Volumetric Flow m3 h m3 min l min SCFM SLPM m Massflow kg h kg min kg s kg h kg min kg s Q Consumption m3 ft3 p Pressure bar psi 5 3 1 Indication of the analogue and pulse...

Page 19: ...consumption counter or the MIN MAX value Keep both the UP and DOWN key pressed for 3 sec to enter the menu for resetting the consumption coun ter or the MIN MAX value Select the desired menu item by...

Page 20: ...gases Cleaning of the sensor is necessary prior to calibration or evaluation 7 1 Cleaning of the sensor of the flowmeter Do not use an abrasive cleaning agent an organic solvent containing halogen or...

Page 21: ...tapping sleeve DN200 tapping sleeve DN250 tapping sleeve DN300 ERS KMT AN welding nipple stainless steel 1 4301 to be weld at the pipe 25 11 G3 4 18 63 G1 2 26 67 ERS KMT KH ball valve R brass mountin...

Page 22: ...0 mA RL 500 Ohm Switching output potential free max 44 VDC 500 mA switching capacity Pulse output Totalizator pulse length 0 02 2 sec Digital interface USB for configuration Input Optional pressure co...

Page 23: ...0 58 kg h DN40 460 46 920 92 kg h DN50 700 70 1400 140 kg h standardized flow DN50 80 8 180 18 Nm s temperature all 30 3 70 7 C US Unit Analogue output 0 10 V 0 4 20 mA from to unit KMT x1 KMT x2 stan...

Page 24: ...ory calibration with an enhancement factor k 2 2 times standard deviation The accuracy was culated in accordance with EA 4 02 and with regard to GUM Guide to the Expression of Uncertainty in Measureme...

Page 25: ...0 kg h 125 5 131 7 0 4900 9800 Nm3 h 2800 5600 SCFM 6339 12678 kg h 150 6 159 3 0 7100 14200 Nm3 h 4200 8400 SCFM 9185 18371 kg h 200 8 206 5 0 12000 24000 Nm3 h 7000 14000 SCFM 15524 31049 kg h 250 1...

Page 26: ...er to set up a smooth installation of the configuration software of the KMT admin authorization for the personal computer is required Place the CD ROM in the drive tray of the computer At this moment...

Page 27: ...umber for the used USB interface can be found under Start Settings Control Panel System Hardware Device Manager The setting is done under menu Extras and menu item Optional extras Select the COM port...

Page 28: ...vice is shown here Status message Here are the messages shown about the status and other information Input screen Input screen for the configuration or adjustment of the flow meter Menu tool bar Selec...

Page 29: ...Output 2 switch relay or pulse output NOTE In case the mode of output 1 is changed the Jumper J1 on the board of the signal conditioning electronics has to be relocated as well see page 29 5 1 2 Measu...

Page 30: ...ate to open NO activate to close set point 1 Hysteresis When the measurement value reaches set point 1 the relay will be activated The value at the reset point is the value at set point 1 minus the hy...

Page 31: ...NORMV_MAX m3 h IMPL s 1200 IMPL_MAX IMPW m3 1200 NORMV_MAX m3 h IMPW pulse value m3 IMPL pulse length duration s IMPW_MIN minimum pulse value m3 IMPL_MAX maximum pulse length duration NORMV_MAX expect...

Page 32: ...alues can be corrected if needed Then the reference value will be uploaded to the flowmeter transmitter and is the adjustment procedure complete The reference point of the customer adjustment must be...

Page 33: ...t upper adjustment point possibility 1 0 40 of m r 60 100 of m r possibility 2 40 50 of m r 100 of m r possibility 3 0 of m r 50 60 of m r 10 20 30 40 50 60 70 80 90 100 100 90 80 70 60 50 40 30 20 10...

Page 34: ...mption meter can be reset by clicking the Reset meter button 5 6 Setting up Process Parameters In the tab Process Parameters you can change the Process gas medium and set the pressure compensa tion 5...

Page 35: ...ransmitter with a 2 wire loop powered 4 20 mA output should be used On the tab Pressure transmitter the measuring range can be entered 5 8 Declaration of Conformance EU Declaration of Conformance We K...

Page 36: ...www kobold com...

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