YOKOGAWA RAMC User Manual Download Page 3

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CONTENTS

IM 01R01B02-00E-E 12th edition October 01, 2014 -00

Contents

1. Introduction .........................................................................................1-1

1.1 For Safe Use of Rotameter RAMC .................................................................1-2

1.2 Warranty .............................................................................................................1-3

1.3 Notices regarding EMC ....................................................................................1-3

1.4 General description .........................................................................................1-4

1.5 Principle of measurement ..............................................................................1-4

1.6 Overview ...........................................................................................................1-5

2. Precautions .........................................................................................2-1

2.1 Transportation and storage ............................................................................2-1

2.2 Installation .......................................................................................................2-1

2.3 Pipe connections ............................................................................................2-1

3. Installation ..........................................................................................3-1

3.1 Installation in the pipeline .............................................................................3-1

3.2 Wiring of electronic transmitter (-E, -H) and limit switches (/K_) ..............3-2

4. Start of operation ...............................................................................4-1

4.1 Hints on flow rate measurement ...................................................................4-1

4.2 Pulsation and pressure shock .......................................................................4-1

4.3 Start of operation of electronic transmitter .................................................4-1

5. Limit switches (Option /K[]) ...........................................................................................5-1

Summary of Contents for RAMC

Page 1: ...User s Manual Model RAMC Metal Short Stroke ROTAMETER IM 01R01B02 00E E Rota Yokogawa GmbH Co KG Rheinstr 8 D 79664 Wehr Germany IM 01R01B02 00E E Copyright 2003 Rü 12th edition October 2014 Rü ...

Page 2: ...Blank Page ...

Page 3: ...1 5 Principle of measurement 1 4 1 6 Overview 1 5 2 Precautions 2 1 2 1 Transportation and storage 2 1 2 2 Installation 2 1 2 3 Pipe connections 2 1 3 Installation 3 1 3 1 Installation in the pipeline 3 1 3 2 Wiring of electronic transmitter E H and limit switches K_ 3 2 4 Start of operation 4 1 4 1 Hints on flow rate measurement 4 1 4 2 Pulsation and pressure shock 4 1 4 3 Start of operation of e...

Page 4: ... 8 Error messages F4 6 12 6 2 9 Manual adjustment F5 6 13 6 2 10 Revision indication F61 F62 6 16 6 2 11 Current output test F63 6 16 6 2 12 Switching between standard Indicator on extension F64 6 17 6 2 13 Master Reset F65 6 17 6 2 14 Float blocking indication F7 6 18 7 HART Communication 7 1 7 1 General 7 1 7 1 1 Multidrop Mode in the case of using HART 5 7 1 7 2 Connection 7 2 7 3 HART5 Menu Re...

Page 5: ...o service 8 6 9 Technical Data 9 1 9 1 Model and suffix codes 9 1 9 2 Options 9 2 9 3 Standard Specifications 9 4 9 4 Dimensions and weights 9 15 9 5 Temperature graphs for RAMC metal design standard and intrinsic safe 9 18 10 Explosion protected Type Instruments 10 1 10 1 General 10 2 10 1 1 Intrinsic safety 10 2 10 1 2 Flame proof 10 2 10 2 Intrinsically safe ATEX certified components KS1 10 3 1...

Page 6: ...7 3 Limit switches option K1 K3 CS1 for Canada 10 14 10 8 Intrinsically safe NEPSI China certified RAMC NS1 10 20 10 9 Intrinsically safe EAC Russia Belarus Kazakhstan certified RAMC GS1 10 21 10 10 Flame proof and dust proof ATEX certified RAMC KF1 10 22 10 10 1 Technical data 10 22 10 10 2 Installation 10 23 10 10 3 Operation 10 23 10 11 Flame proof and dust proof IECEx certified RAMC EF1 10 24 ...

Page 7: ...1 A2 1 Scope and Purpose A2 1 A2 2 Using RAMC for a SIS Application A2 1 A2 2 1 Safety Function A2 1 A2 2 2 Diagnostic Response Time A2 2 A2 2 3 Setup A2 2 A2 2 4 Proof Testing A2 2 A2 2 5 Repair and replacement A2 3 A2 2 6 Startup Time A2 3 A2 2 7 Firmware update A2 3 A2 2 8 Reliability data A2 3 A2 2 9 Lifetime limits A2 3 A2 2 10 Required parameter settings A2 3 A2 2 11 Environmental limits A2 ...

Page 9: ...For the protection and safety of personnel the instrument and the system comprising the instrument be sure to follow the instructions on safety described in this manual when handling the product If you handle the instrument in a manner contrary to these instructions Yokogawa does not guarantee safety If this instrument is used in a manner not specified in this manual the protection provided by thi...

Page 10: ...o get burnt If the fluid temperature is above 65 C it has to be ensured that an easy touch by humans is prohibited e g by installation by a barrier by a warning WARNING Where the fluid being processed is a toxic sub stance avoid contact with the fluid and avoid inhaling any residual gas even after the instru ment has been taken off the line for maintenance and so forth 4 Maintenance Maintenance on...

Page 11: ...mproper and or inadequate maintenance of the instrument in question by the Purchaser handling use or storage of the instrument in question beyond the design and or specifications requirements use of the instrument in question in a location not conforming to the conditions specified in the Seller s General Specification or Instruction Manual retrofitting and or repair by an other party than the Sel...

Page 12: ...ial number YOKOGAWA refuses any liability for units which have been repaired by the user without prior consent and do not meet the specifications as a consequence 1 5 Principle of measurement The RAMC is a Variable Area Flow Meter for volume and mass measurements of gases and liquids A float whose movement is nearly independent of viscosity is guided concentrically in a specially shaped cone The p...

Page 13: ...xplanations of specifications on flanges type of flange e g DIN size of flange e g DN15 Pressure range of flange and measuring tube e g PN40 Material of wetted parts e g 1 4404 Manufacturing code of flange manufacturer Lot No Digital display Operation keys Pointer Measuring tube Indicator Flow scale Limit switch MIN Limit switch MAX mm scale ...

Page 14: ...30V Li 0 15mH Pi 1 4W EEx ia IIC T6 EEx ia IIC T6 II2G 0344 II2G Enter F11 EPS 0 1 0 5 m h 1 0 3 3 m Digital Display Engineering unit for digital display Operation keys Commisioning No Model code Power supply Ex identification transmitter Ex identification limit switches K_ Current output scaling Medium data fluid properties at process conditions Flow scale for specific fluid properties at process...

Page 15: ...C features a very solid construction the instrument should not be exposed to strong vibration or impact stress Please note that the RAMC s magnetic sensing system can be influenced by external inhomogeneous magnetic fields such as solenoid valves Alternating magnetic fields 10Hz as well as homogeneous static magnetic fields in the area of the RAMC like the geomagnetic field have no influence Asymm...

Page 17: ... and axial direction Bolts and gaskets have to be selected according to the maximum operating pressure the temperature range and corrosion conditions Centre gaskets and tighten nuts with a torque appropriate for the pressure range If contamination or soiling of the RAMC is to be expected a bypass should be installed to allow the removal of the instrument without interruption of the flow Please rea...

Page 18: ...s short as possible to avoid that moving parts are blocked Attention Hints for Unit Safety according DIN EN 61010 1 Do not connect cables outdoors in wet weather in order to prevent damage from condensation and to protect the insulation e g inside the terminal box of the flowmeter Heed the nominal voltage indicated on the scale Use the cables which fulfill specification and check before wiring The...

Page 19: ... Fig 3 2 4 wire unit Operation keys Calibration EEPROM Angle transmitter Power supply circuit Digital display Pulse output option CP Current output Mains connector Cable gland Operation keys Calibration EEPROM Angle transmitter Digital display Cable gland Power supply plug Plug for 2 wire connection Fig 3 1 2 wire unit ...

Page 20: ...channel connection like limit MAX 4 20mA RL Power supply U V RL W 13 5V 30V U 13 5V 20mA F1 EPS Fig 3 3 RAMC 2 wire unit with limit switches and transmitter relay 15 4 6 3 1 14 12 10 11 8 7 9 U F G RAMC A Power supply U Mains 230V AC KFA6 SR2 Ex2 W Option W2B Transmitter Relay Limit MIN Limit MAX Option Kn Rotameter Max Min 12 11 10 9 Limit switches EN 60947 5 6 Namur One channel connection like l...

Page 21: ...it MAX I 101mA P 1 4W C 4 16nF U 30V L 0 15mH Transmitter WT MAG Ex ia IIC T6Gb PTB 12 ATEX 2003 Tamax 70 C Tamax Temperature in indicator C 150nF Ex ia IIC T6 L 0 15uH SC 3 5 NO P 64mW I 25mA U 16V Temperature T4 Tamax 89 C T3 Tamax 89 C T2 Tamax 89 C T1 Tamax 89 C Class T5 Tamax 61 C T6 Tamax 49 C PTB 99 ATEX 2219 X PTB 00 ATEX 2018 Transmitter power supply Option UT Option W2A one channel KFA6 ...

Page 22: ...n W2B Transmitter Relay Limit MIN Limit MAX Option Kn Rotameter 4 20mA Max Min 12 11 10 9 Limit switches EN 60947 5 6 Namur One channel connection like limit MAX 4 20mA RL HART Communication with HART Communication without HART Communication Power supply U V RL Ω 13 5V RL 20mA 30V 13 5V 30V U 13 5V 20mA 250 500 Ω F4 EPS Fig 3 7 RAMC 2 wire unit with HART communication with limit switches and trans...

Page 23: ...n valves slowly raise operating pressure slowly If float bouncing occurs in gases increase the line pressure until the phenomena stop If this is not possible provide the float with a damper A damping kit is available as spare part 4 3 Start of operation of electronic transmitter Ensure that the device has been connected correctly according to section 3 2 and that the used power supply meets the re...

Page 25: ... adjusting the switching direction of the transmitter relay The concerning 2 channel transmitter relays are Option W1B KFA5 SR2 Ex2 W Option W2B KFA6 SR2 Ex2 W Option W4B KFD2 SR2 Ex2 W The following table shows the assignment Function Switching direction of transmitter relay Channel 1 Channel 2 Channel 1 Channel 2 MIN MAX S1 position I S2 position I MIN MIN S1 position I S2 position II ON MAX MAX...

Page 27: ... in the new unit Then no calibrations or adjustments are necessary If an indicator with electronic transmitters is installed to a new metering tube the calibration EEPROM of that tube has to be inserted into the transmitter and the indicator scale for that particular tube has to be mounted A change in the fluid data e g specific gravity pressure etc requires the preparation and mounting of a new c...

Page 28: ...In this case the next bigger flow rate unit next smaller time unit has to be selected For the indication of totalizers values 8 digits are used at maximum of which 7 digits can be assigned for decimal values The decimal point setting is determined by selecting the unit Therefore possible totalizer offsets are Unit 1 Unit 1 10 Unit 1 100 The totalizer counts up to 99999999 or 9999999 9 or 999999 99...

Page 29: ...ble F52 5 5 point F52 15 15 point F52 25 25 point F52 35 35 point F52 45 45 point F52 55 55 point F52 65 65 point F52 75 75 point F52 85 85 point F52 95 95 point F52 105 105 point F6 Service F61 Revision indicatior H F F62 EEPROM revision A C F63 Current output test F63 04 0 or 4 mA F63 20 20 mA F64 Calibration table F64 1 Standard F64 2 Remote version F65 Master Reset F65 1 Execute F7 Float Block...

Page 30: ... 4 F11 Back to display mode F1 Display mode Note If you press instead of Enter you can return from the selected point to the previous menu without activating the displayed parameter When selecting Flow rate the measuring unit is set with function F12 and F13 When selecting Totalizer the measuring unit is set with F12 If indication is selected F12 and F13 have no effect The internal totalizer is up...

Page 31: ...nit SI SI SI SI SI SI Cubic meter Liter Norm cubic meter 0 C 1 Atm abs 1 013 bar Norm Liter Ton Kilogram Standard cubic feet 21 C 1Atm abs 1 013 bar Gallon imperial UK m l Nm Nl t kg scf gal 1 2 3 4 5 6 7 8 Time unit SI SI SI Hour Minute Second Day h min s d 1 2 3 4 US unit set Option A12 Standard Description Unit Menu Index Flow rate unit SI SI SI Cubic meter Actual cubic feet Norm cubic meter 32...

Page 32: ...nter F11 F12 F12 1 Selection unit or or or or or or m3 m3 l acf Nm3 Nm3 Nl scf t ton kg kg scf lb gal usg Enter Enter 2 x Enter 3 x Enter 4 x Enter 5 x Enter 6 x Enter 7 x Enter F12 F12 2 F12 F12 3 F12 F12 4 F12 F12 5 F12 F12 6 F12 F12 7 F12 F12 8 F12 Setting Time unit Enter F13 F13 1 Selection time unit or or or h h min min s s day day Enter Enter 2 x Enter 3 x Enter F13 F13 2 F13 F13 3 F13 F13 4...

Page 33: ...de Enter 4 x Enter F11 F15 F15 1 Selection degC degF Enter Enter F15 F15 2 F15 Back to display mode F1 Display mode Note If you press instead of Enter you can return from the selected point to the previous menu without activating the displayed parameter 6 2 3 Totalizer reset F14 Function F14 resets the totalizer to zero The counter reset is performed as follows Description Selection Key Indication...

Page 34: ... mA or 0 20 mA In addition offset and span have to be readjusted Offset compensation is for fine tuning the 0 or 4 mA point Span or range compensation is for precise adjustment of the 20 mA point For compensating the output an ampere metre mA should be connected to the circuit loop For wiring refer to the diagrams in chapter 3 The current output is set according to customer specifications at the f...

Page 35: ...the equipment assumes a remodelling on 3 wire connection and the current output is adjusted according to this A perhaps necessary fine adjustment can be carried out with F32 or F33 WARNING Since YOKOGAWA doesn t have any influence on the custom designed connection the current output is not automatically adapted if the connection is changed from 2 wire to 3 wire or vice versa This must be manually ...

Page 36: ...to the last least significant digit of the totalizer The higher pulse rate lower solution corresponds to the last but one digit of the totalizer 6 2 7 2 Connection 6 2 7 3 Adjustments The function F34 is added to the menu structure With the selection of F34 1 the pulse output is switched off With the selection of the functions F34 2 or F34 3 the pulse output is activated with the concerning soluti...

Page 37: ...ulse rates in the second and third row The measuring unit is equal to the flow Maximum flow Qmax without unit Pulse rate for F34 2 without unit Pulse rate for F34 3 without unit Qmax 1 1 Qmax 10 10 Qmax 100 100 Qmax 1000 1000 Qmax 10000 10000 Qmax 100000 0 0001 0 001 0 01 0 1 1 10 0 001 0 01 0 1 1 10 100 e g Final value Qmax 400 m3 h Pulse rate 0 1 m3 for F34 2 and 1 m3 for F34 3 The factory defau...

Page 38: ...n Key Indication Change to setting mode Enter Display mode F1 Setting mode 3 x Enter Enter Enter F4 F41 F41 Enn F41 Back to display mode F4 Display mode List of error messages Code Meaning Remedy 01 02 03 04 05 06 07 08 RAM error ADC error Internal EEPROM faulty Calibration EEPROM faulty Wrong totalizer value in EEPROM Overflow flow rate too high Internal EEPROM faulty Float blocking indication re...

Page 39: ...on certificate 1 b Place the RAMC with the measuring tube horizontally on a table Note the distance to any ferro magnetic parts must be at least higher then 25 cm 1 c Go to menu function F51 and press ENTER to switch to manual adjustment mode Switching back to the original adjustment is possible by pressing ENTER again 1 d Go to menu function F52 in order to start the manual adjustment 1 e Move th...

Page 40: ...to flow rate table And The user has the possibility to compare the meter indication with a master meter with the process fluid at process conditions In these cases the following steps have to be performed 2 a Place the RAMC in line with the master meter in an installation allowing controlled flow with the process fluid at process conditions in a flow range from 5 to 105 of the expected flow range ...

Page 41: ...ard has to be made after adjustment The following interactions with other functions apply Interaction with other functions Action Function Effect 1 Setting of manual adjustment values F52 5 Manual adjustment table is overwritten 2 Activating of manual adjustment table F51 2 Manual adjustment table active indication only Totalizer does not count No other flow rate unit selectable Function F64 for o...

Page 42: ...ay mode 1 H Hardware 2 F Firmware 3 A Internal EEPROM 4 C Calibration EEPROM 6 2 11 Current output test F63 Function F63 sets the output current to 0 4mA or 20mA respectively With this you can determine whether output current correction by function F32 is required The adjustment of the current output is as follows Description Selection Key Indication Change to setting mode Enter Display mode F1 Se...

Page 43: ...1 F64 2 F64 Back to display mode F6 Display mode Note If you press instead of Enter you can return from the selected point to the previous menu without activating the displayed parameter 6 2 13 Master Reset F65 If the unit shows aberrant behavior or does not execute functions any longer function F65 allows a master reset of the micro controller Attention All parameter settings are reset to factory...

Page 44: ...If the measuring signal does not exceed the autozero value during a defined supervision time this is recognized as blockade and an error condition is shown 6 2 14 2 Operation Switching on At delivery of the equipment the Float Blocking Indication is turned off By the function F71 2 the Float Blocking Indication can be activated Autozero function The autozero function is called to find out the leve...

Page 45: ...00 If higher results should appear in the application a multiple inquiry of the autozero value is recommended to confirm the value Supervision range measuring range The measuring range in which Float Move Detection is active lies between 5 and 105 of the maximum flow Qmax Factory Setting With the help of the function F72 this range can be reduced if a supervision is not possible or not desired in ...

Page 46: ...and a Float Blocking Indication is not possible Applications with quiet flow If the plant has an extremely quiet flow gases or liquids the supervision range can be limited in the lower flow range Normally greater flow 30 causes greater medium flow deviations The duration of the supervision can be put to 15 minutes to reach a longer supervision time 6 2 13 4 Parameter setting Error message F41 Code...

Page 47: ...isplay mode F1 Setting mode 6 x Enter F7 F71 F72 Selection or or 5 of Qmax 15 of Qmax 30 of Qmax Enter Enter Enter Enter F72 5 F72 F72 15 F72 F72 30 F72 Back to display mode F7 Display mode Function F73 Selection of the supervision time Description Selection Key Indication Change to setting mode Enter Display mode F1 Setting mode 6 x Enter 2 x F7 F71 F73 Selection or 5 Minutes 15 Minutes Enter Ent...

Page 49: ...1 Multidrop Mode in the case of using HART 5 Multidropping transmitters refer to the connection of several transmitters to a single communication transmission line Up to 15 transmitters can be connected when set in the multidrop mode To activate multidrop communication the transmitter address must be changed to a number from 1 to 15 This change deactivates the 4 to 20 mA analog output setting it t...

Page 50: ... resistor The maximum power supply is 30V As connection cable a protected twisted cable pair is recommended 15 4 6 3 1 14 12 10 11 8 7 9 U F G RAMC A Power supply U Mains 230V AC KFA6 SR2 Ex2 W Option W2B Transmitter Relay Limit MIN Limit MAX Option KnE Rotameter 4 20mA Max Min 12 11 10 9 Limit switches EN 60947 5 6 Namur One channel connection like limit MAX 4 20mA RL HART Communication with HART...

Page 51: ...rror R CAL EE error R Totalizer false R Flow LRV Flow overrun R Flow URV ADJ error 2 R Float blocked R Status group 2 Temp over limit R Max flow 1 active R Max flow 2 active R FB autoz active R Power fail warn R Oper timer error R Mancal active R R Reset all errors reset p Self test perform p Master reset perform p Loop test 4mA 20mA other end T Calibration Apply URV LRV 4 mA Set as 4mA value S Re...

Page 52: ... R S 30 sec R S 1 min R S 5 min R S 10 min R S Clear values clear p Float blocking Float blocking ON OFF p Set lower limit 5 R S 15 R S 30 R S Set supervis time Turbulent flow R S Smooth flow R S Start autozero Start p Autozero value R Power monitoring Operation time Days Hours Minutes R Oper time shadow Days Hours Minutes R Reset power fail Reset p Basic Tag R W Setup Flow unit unit R W Temp unit...

Page 53: ... R S Lb h R S gal h R S Cum min R S NmlCum min R S Kg min R S StdCuFt min R S CuFt min R S LTon min R S Lb min R S gal min R S Total reset perform p Temperure unit degC R S degF R S Configure output Analog output Flow AO R AO alrm typ R Loop test T D A trim T HART output Poll addr R W Num req preams R Num resp preams W Display selection Standard ManCal Flow Percent R S Totalizer Temperature R S Te...

Page 54: ...ction Enable wrt 10min Enable writing for 10 minutes by entering password After writing a parameter the time of 10 minutes starts again New password Selection of a new password by entering up to 8 character If 8 blanks are entered as new password write protection is disabled If the user password is lost a joker password is available from the YOKOGAWA service department Online This shows current pr...

Page 55: ...on RAM Error OFF ONMemory error ADC Error OFF ONerror A D converter ADJ EE Error OFF ONerror adjustment EEPROM CAL EE Error OFF ONerror calibration EEPROM Totalizer false OFF ONtotalizer value false Flow Overrun OFF ONFlow too high ADJ Error 2 OFF ONadjustment EEPROM fault Float blocked OFF ONFloat Move Detection recognized supervision time passed Device setup Diag Service Test device Device Statu...

Page 56: ...o check ON OFF NO active during overflow yes ADJ error 2 warn no change 01000000 no check ON OFF NO RAMC to service yes FB time elapsed error 3 6 mA 21 mA 10000000 no check ON OFF NO RAMC to service yes Status group 2 Temp over limit warn no change 00000001 no check ON OFF Switch off Temp Log Funct Clear Values yes Max flow 1 active warn no change 00000010 no check ON OFF Clear Values at Flow Log ...

Page 57: ...ning occurs it is NOT SHOWN ON DISPLAY 2 If this function is active the bars are NOT BLINKING ON DISPLAY Device setup Diag Service Test device Reset all errors Reset all errors and warnings Device setup Diag Service Test device Self test Execute a self test to find existing errors Device setup Diag Service Test device Master reset Execute master reset All parameters are set to default Device setup...

Page 58: ...s Temp max Max temperature value Old durat value Days Time since appearance of Hours maximum temperature before Minutes clear or reset Temp max Max temperature value before clear or reset Clear values The values in parameter Duration value are written to parameter Old durat value Parameter Duration value is cleared and temp max is set to actual temperature Description of temperature maximum loggin...

Page 59: ... longer than the hysteresis value the limiting value recognition is activated and the condition stored As soon as the flow value falls below the limit value the supervision event 2 ends for a new cycle the hysteresis time must pass After the recognition you can request the passed time Time from event1 till query time delta T1 Time from event2 till query time delta T2 The time difference is the tim...

Page 60: ... limit 5 15 30 Set lower limit of supervision range Set supervise time Turbulent flow Smooth flow Start autozero Start Autozero value Shows autozero value Detailed description of float blocking function see chapter 6 2 12 Device setup Diag Service Power monitoring Operation time Days Time since last power on Hours Minutes Oper time shadow Days Time from Hours previous power on Minutes to power off...

Page 61: ... limit related to flow Snsr s n Serial number of the measuring tube Final assy no Number of final assembly MS Code Ordering code of the device Device setup Detailed setup Configure signal Flow damping Flow damping Read damping value Set damping 0 25s 1 00s 5 00s 10 00s Device setup Detailed setup Configure signal Flow unit table EU US Read preset unit set see chapter 6 2 2 Device setup Detailed se...

Page 62: ... 3 6mA at error Hi current 21 0mA at error Loop Test Set the analogue output fix to 4mA 20mA or arbitrary current Finish with End D A Trim Adjustment of current output at 4mA and 20mA Device setup Detailed setup Configure output HART output HART specific parameter Poll Addr Poll Address Function see above Def 0 Num req preamsNumber of leading FF to HART unit Def 5 Num resp preamNumber of leading F...

Page 63: ...ce Revision s Revision numbers Universal rev 5 Fld Dev rev Field device Revision HW rev Hardware Revision FW rev Firmware Revision ADJ EE rev Adjustment EEPROM Revision CAL EE rev Calibration EEPROM Revision 7 4 5 Review Device Setup Review Model Model name Dev id Device ID Manufacturer Manufacturer Distributor Distributor Flow Snsr s n Serial number of the measuring tube Final assy no Number of f...

Page 64: ...ss variables PV AO shows the current value compare this value with the measured current 7 5 2 Troubleshooting Do the following test if problems with HART units appear Wire the unit according the connection diagram Select correct load Select correct voltage Load HART DD for RAMC in communicator Yokogawa Service Change communicator RAMC to Yokogawa Service Is the unit wired correctly Is load resista...

Page 65: ... the unit has to be sent to service Without flow the output current must be 0 or 4 mA At a flow rate of 100 the current must be 20 mA Additional function test for HART units H check HART communication using a HART Handheld terminal or a PC with HART communication software Setting Device setup Process variables PV AO shows the current value that should be delivered at output Check this value using ...

Page 66: ...M 01R01B02 00E E 12th edition October 01 2014 00 All Rights Reserved Copyright 2003 Rota Yokogawa 8 1 3 Explosion drawing 1 2 3 4 6 5 Number Part 1 Circlip 2 Float stop 3 Float 4 Float stop welded in 5 Cone 6 Indicator ...

Page 67: ...r unit Make sure that all accessible parts are not under voltage The pointer may not be twisted or bent on the axis Exchange of EEPROM The calibration EEPROM can be damaged by electro static discharge ESD Therefore only touch insulated parts and never terminals The EEPROM is plugged in on the right side of the electrical angle transmitters and safeguarded with a latch s fig 3 1 3 2 Unscrew the scr...

Page 68: ...tion unit and mount them to new indication unit The calibration EEPROM can be damaged by electrostatic discharge ESD Therefore only touch insulated parts and never terminals Do not bend pointer when mounting Mount cover of indication unit Dismount old indication unit from the measuring tube and replace it with a new one Be sure to mount shims and distance rollers in the same sequence as before dis...

Page 70: ...f the environment and for the safety of our staff YOKOGAWA may only ship repair and check sent devices on the condition that this does not constitute any risk to environment and staff YOKOGAWA can only process your returned RAMC if you attach a certificate of harmlessness according to the following sample If the unit has been in contact with corrosive poisonous flammable or water polluting substan...

Page 71: ...he outside of the packaging you use for shipment Customer data Company Address Contact person E Mail Phone no Fax no Reference Order no Instrument data Type Serial no Type Serial no If not enough note on separate sheet Process data Process medium Medium is toxic corrosive explosive biological hazardous unknown if dangerous non hazardous Remarks Cleaning agent Kind of cleaning Other remarks Reason ...

Page 73: ...SME B 16 5 ASME flange class 300 process connection dimension facing acc ASME B 16 5 ASME flange class 600 process connection dimension facing acc ASME B 16 5 NPT PN 40 female thread G PN 40 female thread Rp removable female thread Thread acc DIN 11851 Tri clamp PN 10 PN16 acc DIN 32676 NPT removable female thread Flange Rosista PN 10 Without process connection Material of wetted parts SS PF NN St...

Page 74: ... MIN MIN contact MAX MAX contact MIN contact Fail safe version MAX contact Fail safe version MIN MAX contact Fail safe version MIN MIN contact Fail safe version MAX MAX contact Fail safe version Not for power supply 14n 24n Not for power supply 14n 24n Not for power supply 14n 24n Not for power supply 14n 24n Not for power supply 14n 24n Not for power supply 14n 24n Not for power supply 14n 24n No...

Page 75: ...indicator T only with limit switches only with housing 91 Only for power supply 424 430 434 for indicator T only with limit switches only for housing 91 Only for power supply 424 430 434 for indicator T only with limit switches only for housing 91 only with VE Gost approval QR1 QR2 QR3 Primary Calibration and Test Confirmation valid in Russia Primary Calibration and Test Confirmation valid in Kaza...

Page 76: ...nting direction vertical Flow direction upwards Mounting length see tables 10 12 13 14 Straight pipe inlet length DN 80 100 at least 5D not necessary for smaller sizes Weight See table 15 LOCAL INDICATOR Indicator Transmitter Code T Principle The indication is made by magnetic coupling of a magnet enclosed in the float and a magnet in the indication unit which follows the movements of the float wi...

Page 77: ...character height 6 mm Process Ambient temperature The dependency of the process temperature from the ambient temperature is shown in fig 7a to fig 7c The internal temperature of the electronic transmitter can be indicated on the display or checked via HART communication Measurement of the internal transmitter temperature Range 25 C to 70 C Accuracy 5 C Transportation and Storage condition 40 C to ...

Page 78: ... primary verification should be calibrated in Belarus by Belorussian special bod ies Therefore no special option exists Russia Kazakhstan and Belorussia are covered by EAC For export to CIS and EAC countries please contact your Yokogawa representative SWITCHING LEVELS FOR LIMIT SWITCHES Table 2 Min Max and Min Max contact in standard version Option K1 Option K2 Option K3 Function Pointer Signal Si...

Page 79: ... 9 7 9 7 7 7 7 RAMC indicator Protection d tb d tb d d tb ia d DIP d Option KF1 EF1 KF1 EF1 NS1 NF1 GF1 Comments 7 7 4 7 7 See page 8 8 8 8 6 8 8 Power supplies for intrinsic safe components see page 7 Option UT yes yes yes yes no no yes no Option W1A B yes yes yes yes yes yes no no Option W2A B yes yes yes yes yes yes no no Option W4A B yes yes yes yes yes yes yes no Option W2E F yes yes no no no...

Page 80: ...sion proof Ex ia IIC T6 Gb group II category 2G Entity parameter see table 6 Intrinsically safe electronic transmitter 4 20mA with without HART communication with ATEX or IECEx certification for use in category 3G option KS3 or ES3 Output signal 4 20 mA 2 wire unit 3 wire unit 0 20mA 3 wire unit Explosion proof Ex ic IIC T6 Gc group II category 3G Entity parameter see table 6 Intrinsically safe no...

Page 81: ... NS1 Certificate GYJ11 1505X option K1 K3 GYJ11 1507X option K6 K10 Explosion proof Ex ia IIC T1 T6 Entity parameter see certificate Intrinsically safe limit switches with EAC certification Russia Belorussia Kazakhstan option K1 K10 with GS1 Certificate RU С DЕ ГБО5 В 00338 Explosion proof 0Ex ia IIC T16 T1 X Entity parameter see certificate POWER SUPPLIES FOR INTRINSIC SAFE COMPONENTS Power Suppl...

Page 82: ...able 8 see table 8 Flame proof and dust proof RAMC with PESO certificate India Option KF1 must be selected PESO certificate is available at your Yokogawa Sales Office Flame proof and dust proof RAMC with KOSHA certificate Korea Same data as IECEx certified type EF1 Flame proof RAMC with EAC certificate Russia Belorussia Kazakhstan option GF1 Certificate RU С DЕ ГБО8 В 00317 Flame proof 1Ex d IIC T...

Page 83: ...for limit switches Housing Painted aluminium casting type 91 Ambient temperature 20 C to 60 C Minimum process temperature 20 C Threads for cable glands M20x1 5 standard NPT option A5 IECEx certified intrinsically safe electronic trans mitter 4 20mA with without limit switches with dust proof RAMC option ES2 Certificate IECEx PTB12 0020 Intrinsic safe electronic transmitter IECEx PTB11 0091 Intrins...

Page 84: ...3 4 1 PN40 295 DN25 PN10 250 53 L1 53 M1 53 S1 54 L1 54 M1 54 S1 57 L1 57 M1 57 S1 61 L1 61 M1 61 S1 62 L1 62 M1 62 V1 DN20 DN20 260 DN20 DN20 3 4 3 4 3 4 DN25 DN25 DN25 DN25 1 1 1 270 DN32 DN32 DN32 1 1 4 1 1 4 1 1 4 DN40 DN40 DN40 1 1 2 1 1 2 1 1 2 280 DN50 DN50 DN50 2 2 3 DN25 250 DN50 270 DN25 270 DN25 250 DN25 250 1 250 1 250 1 270 DN50 PN25 275 DN50 2 PN16 250 1 PN16 310 1 1 4 1 1 2 PN40 310...

Page 85: ...0 10 0 75 0 0 44 43 S0 45 0 04 0 18 44 S0 40 80 1 2 1 1 0 7 44 S0 45 0 063 0 28 47 S0 40 80 1 8 1 7 1 05 47 S0 45 0 1 0 44 51 S0 40 80 3 2 8 1 75 51 S0 45 2 0 13 0 57 53 L1 12 50 4 3 6 2 3 53 L1 13 0 16 0 7 53 M1 15 100 5 5 5 3 2 53 M1 21 0 22 1 0 54 L1 12 50 0 25 1 1 53 S1 40 100 54 M1 15 50 6 5 6 3 8 54L1 13 0 32 1 4 57 L1 12 50 9 8 5 5 54 M1 21 0 4 1 8 54 S1 40 50 57 M1 15 50 10 9 5 7 57 L1 13 ...

Page 86: ...V1 18 50 34 32 20 61 V1 22 3 DN25 250 1 1 250 1 1 250 1 6 7 62 A2 20 30 50 47 29 62 A2 25 DN40 2 5 11 2 63 A2 20 10 85 80 50 63 A2 25 DN50 4 18 63 V2 22 50 4 DN50 DN65 DN80 250 2 3 260 2 3 270 4 18 64 A5 20 30 130 120 75 64 A5 25 6 3 28 67 A5 20 30 200 180 115 67 A5 25 10 45 71 A5 20 5 350 330 200 71 A5 25 16 70 71 V5 22 10 5 DN100 250 3 4 270 3 4 270 16 70 72 V8 25 10 500 470 290 72 V8 27 DN80 25...

Page 87: ...nsions and weights Fig 9 1 Front view RAMC type 90 T12 EPS Fig 9 2 Front view RAMC type 91 Fig 9 3 RAMC metal measuring tube Fig 9 4 RAMC metal measuring tube with lining T14 EPS a b T15 EPS a b a mm b mm Housing type 90 104 161 Housing type 91 standard 110 165 Housing type 91 flame proof option KF1 118 165 Housing type 66 110 161 ...

Page 88: ... mm Size Du mm Do mm Du Do mm Size Size Du Do mm 1 DN15 DN50 20 7 20 7 1 20 7 20 7 20 7 2 DN15 DN50 29 5 29 5 20 7 20 7 29 5 2 DN15 DN25 1 23 5 2 29 5 29 5 3 DN25 DN50 45 2 45 2 1 32 2 32 2 45 2 3 DN25 DN50 1 1 36 0 1 2 45 2 45 2 4 DN50 DN100 62 0 76 0 2 62 0 65 5 4 DN50 DN80 2 3 66 0 2 3 62 0 76 0 5 DN80 DN150 94 0 94 0 3 6 94 0 94 0 5 DN80 DN100 3 4 82 0 6 DN100 DN150 116 0 116 0 4 6 116 0 116 0...

Page 89: ...nnection S4 T20 EPS Table 9 15 Diameter for RAMC connection sizes S4 Position Size mm di mm da mm 1 DN25 1 36 50 5 DN32 36 50 5 DN40 1 36 50 5 2 DN25 1 36 50 5 DN32 36 50 5 DN40 1 36 50 5 3 DN50 2 47 8 64 4 DN65 3 72 1 91 5 DN100 4 97 6 119 see table 9 10 9 11 9 12 Table 9 16 RAMC Weights Position Weight kg 1 3 5 2 3 5 3 6 5 8 4 8 6 11 5 13 16 6 17 20 see table 9 10 9 11 9 12 Indicator on distance...

Page 90: ...re C max process temperature C fig 7a RAMC type 90 91 only with indicator fig 7b RAMC type 90 91 with limit switches with electronic transmitter fig 7d RAMC type 90 91 with or without limit switches with or without electronic transmitter fig 7c RAMC type 66 with or without limit switches with or without electronic transmitter 40 The temperature graphs are reference values for size DN100 They may b...

Page 91: ...xx KS1 K9 K10 RAMCxx xxxx xxxx xxxxxx KS3 RAMCxx xxxx xxxx xxxxxx KS3 K1 K3 RAMCxx xxxx xxxx xxxxxx KS3 K6 K8 RAMCxx xxxx xxxx xxxxxx KS3 K9 K10 RAMCxx xxxx xxxx xxxxxx KN1 RAMCxx xxxx xxxx xxxxxx KN1 K1 K3 RAMCxx xxxx xxxx xxxxxx KN1 K6 K8 RAMCxx xxxx xxxx xxxxxx KN1 K9 K10 RAMCxx xxxx xxxx xxxxxx ES1 RAMCxx xxxx xxxx xxxxxx ES1 K1 K3 RAMCxx xxxx xxxx xxxxxx ES1 K6 K8 RAMCxx xxxx xxxx xxxxxx ES1 ...

Page 92: ...6 bar 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar R4 T4 Internal Thread RAMC05 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar R4 T4 Internal Thread RAMC06 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar G6 T6 Internal Thread RAMC01 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar G6 T6 Internal Thread RAMC23 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar G6 T6 Intern...

Page 93: ...R01B02 00E E 12th edition October 01 2014 00 All Rights Reserved Copyright 2003 Rota Yokogawa 10 Explosion protected Type Instruments This is only applicable to the countries in European Union GB DK I E NL SF P F D S LT LV PL EST SLO H BG RO M CZ SK GR ...

Page 94: ...ectronic transmitter and connecting cables must be less than the permitted external inductance and capacity of the power supply Accordingly the limit switches have to be connected to intrinsically safe certified isolating switching amplifiers The relevant maximum safety values must be heeded at all times Especially in the case of high fluid temperatures heated metering tubes or heat radiation by h...

Page 95: ...ccordance with regulation 94 9 EG ATEX II 2 G Type of protection Intrinsically safe Ex ia IIC T6 Gb Ambient temperature 40 C 70 C Safety relevant maximum values Maximum voltage Ui 30 V Maximum current IIC Ii 101 mA Maximum power Pi 1 4 W Inner inductance Li 0 15 mH Inner capacity Ci 4 16nF Data of electronic transmitter type G See IM 01R01B02 01E E Data of limit switches The following table shows ...

Page 96: ... 2081 230V AC supply or the type KFD2 SR2 Ex option W4_ according certificate PTB 00 ATEX 2080 24V DC supply can be used Fig 10 1 Ex Version according ATEX Option KS1 with electronic transmitter power supply and limit switches with transmitter relay 15 4 6 3 1 14 12 10 11 8 7 9 12 11 10 9 I I L N O O Output 4 20mA O H Output HART U F G RAMC A Supply 230V AC KFA6 SR2 Ex2 W Option W2B two channels K...

Page 97: ...0 C Safety relevant maximum values Maximum voltage Ui 30 V Maximum current IIC Ii 101 mA Maximum power Pi 1 4 W Inner inductance Li 0 15 mH Inner capacity Ci 4 16nF Data of limit switches The limit switches are apparatus with the type of protection ic They can be mounted or installed in the hazardous areas of zone 2 category 3G The classification in brackets is given according to the new EU regula...

Page 98: ...ly for the electronic transmitter may not be installed in the hazardous area and it may not exceed the safety relevant maximum values for voltage current and power of the electronic transmitter as specified above Intrinsic safe power supply for the limit switches The power supply transmitter relay for the limit switches may not be installed in the hazardous area and it may not exceed the safety re...

Page 99: ...2X Fail Safe Table 10 3 Standard K1 K3 Ex ia IIC T6 Fail Safe K6 K10 Ex ia IIC T6 Type 2 Type 3 Type 2 Type 3 Ui V 16 16 16 16 Ii mA 25 52 25 52 Pi mW 64 169 64 169 Ci nF 150 150 30 30 Li µH 150 150 100 100 max ambient temp C for T6 49 28 49 28 max ambient temp C for T5 61 40 61 40 max ambient temp C for T4 T1 89 68 89 68 Intrinsic safe power supply for the electronic transmitter The power supply ...

Page 100: ...o channels KFA6 SR2 Ex2 W Transmitter relay Limit MIN Limit MAX Option Kn Rotameter 4 20mA Max Min Limit switch EN 60947 5 6 Namur One channel connection like limit MAX I 101mA P 1 4W C 4 16nF U 30V L 0 15mH Ex ia IIC T6Gb IECEx PTB 12 0020 Tamax 70 C Tamax Temperature in indicator C 150nF EEx ia IIC T6 L 0 15uH SC 3 5 NO P 64mW I 25mA U 16V Temperature Class Transmitter power supply Option W2A on...

Page 101: ...ail Safe K6 K10 Ex ic IIC T6 TX Type 2 Type 3 Type 2 Type 3 Ui V 16 16 16 16 Ii mA 25 52 25 52 Pi mW 64 169 64 169 Ci nF 150 150 30 30 Li µH 150 150 100 100 max ambient temp C for T6 49 28 49 28 max ambient temp C for T5 61 40 61 40 max ambient temp C for T4 T1 89 68 89 68 Intrinsic safe power supply for the electronic transmitter The power supply for the electronic transmitter is an associated ap...

Page 102: ...79664 Wehr WT MAG Mat No 16 8040 Serial No xxxxxxxx Ex ic IIC T6 Gc Ui 30V Ii 101mA Pi 1 4W Li 0 15mH Ci 4 16nF 10 5 2 Marking Name plates of electronic transmitter 10 6 Intrinsically safe INMETRO Brazil components US1 Used standards ABNT NBR IEC 60079 0 2008 ABNT NBR IEC 60079 11 2009 Technical data see IECEx chapter 10 4 1 Installation see IECEx chapter 10 4 2 ...

Page 103: ...and repair WARNING The instrument modification or part replacements by other than authorized representative of Rota Yokogawa is prohibited and will void the approval of FM Approvals Marking Name plates of electronic transmitter IS Cl I Div 1 GP A B C D T6 per dwg 8160190 NI Cl I Div 2 GP A B C D T6 per dwg 8160191 Cl I Zone 0 AEx ia IIC T6 Vmax 30V Imax 100mA Pmax 1 4W Ci 40nF Li 150µH Ta 25 C to ...

Page 104: ...10 EXPLOSION PROTECTED TYPE INSTRUMENTS 10 12 IM 01R01B02 00E E 12th edition October 01 2014 00 All Rights Reserved Copyright 2003 Rota Yokogawa Control Drawings Electronic transmitter intrinsically safe ...

Page 105: ...g circuit concept allows interconnections of nonincendive field wiring apparatus with associated nonincendive field wiring apparatus using any of the wiring methods permitted for unclassified locations Vmax Voc or Vt Ca Ci Ccable La Li Lcable For this current controlled circuit the parameter Imax is not required and need not be aligned with parameter Isc or It of the barrier or associated field wi...

Page 106: ...A B C D T5 Ta 50 C Cl II Div 1 GP E F G Cl III Div 1 Maximum Entity Field Wiring Parameters see FM control drawing 116 0165 on page 10 15 and 10 16 for intrinsic safety see FM control drawing 116 0155 on page 10 17 for non incendive 10 7 3 Limit switches option K1 K3 CS1 for Canada Data of limit switches CSA approval The limit switches are intrinsically safe devices They are certified by Pepperl F...

Page 107: ... Imax or Ii for the intrinsically safe apparatus and the approved values of Ca or Co and La or Lo for the associated apparatus are greater than Ci Ccable Li Lcable respectively for the intrinsically safe apparatus 3 Barriers shall not be connected to any device that uses or generates in excess of 250V rms or DC unless it has been determined that the voltage is adequately isolated from the barrier ...

Page 108: ...A N A RJ10 Bia 90 20 75 90 100 70 85 100 55 70 90 N A N A N A RJ10 a Bia 90 20 75 90 100 70 85 100 55 70 90 N A N A N A RJ15 Na 130 20 75 90 100 70 85 100 55 70 90 N A N A N A RJ15 a Na 130 20 75 90 100 70 85 100 55 70 90 N A N A N A RJ15 Bia 90 50 75 90 100 70 85 100 55 70 90 N A N A N A RJ15 a Bia 90 50 75 90 100 70 85 100 55 70 90 N A N A N A RJ21 Na 30 25 75 90 100 70 85 100 55 70 90 N A N A N...

Page 112: ... C Safety relevant maximum values of electronic transmitter Maximum voltage Ui 30 V Maximum current Ii 101 mA Maximum power Pi 1 4 W Inner inductance Li 150 µH Inner capacity Ci 4 16 nF Data of limit switches option K1 to K10 The following table shows the maximum safety parameters for intrinsic safe limit switches according the certificate NEPSI GYJ03201X Standard K1 K3 Ex ia IIC T6 Fail Safe K6 K...

Page 113: ... maximum values of electronic transmitter Maximum voltage Ui 30 V Maximum current Ii 101 mA Maximum power Pi 1 4 W Inner inductance Li 150 µH Inner capacity Ci 4 16 nF Data of limit switches option K1 to K10 The following table shows the maximum safety parameters for intrinsic safe limit switches according the EAC certificate RU С DЕ ГБО5 В 00338 Standard K1 K3 0Ex ia IIC T6 T1 X Fail Safe K6 K10 ...

Page 114: ...lectronic transmitter E J or H 4 20 mA 2 wire unit 3 wire unit 0 20 mA 3 wire unit Power supply with electronic transmitter E J or H 2 or 3 wire unit Limit switches Options K1 to K10 possible Ambient temperature 20 C to 60 C Minimum process temperature 20 C Threads for cable glands M20x1 5 standard NPT option A5 Degree of protection IP66 67 Marking II 2G II 2D Temperature classification for gas ap...

Page 115: ...C or dust proof depending on the existing category Secure cable glands stopping plugs and the safety screw for the cover against twisting For installation in areas with combustible dust EN 61241 17 must be considered The RAMC with option KF1 shall be connected to the local equipollently grounding system Therefore a grounding screw is available outside on the indicator housing and inside the indica...

Page 116: ...signal with electronic transmitter E or H 4 20 mA 2 wire unit 3 wire unit 0 20 mA 3 wire unit Power supply with electronic transmitter E or H 2 or 3 wire unit Limit switches Options K1 to K10 possible Ambient temperature 20 C to 60 C Minimum process temperature 20 C Threads for cable glands M20x1 5 standard NPT option A5 Degree of protection IP66 67 Temperature classification for gas application T...

Page 117: ...flame proof enclosure d 100 C or dust proof depending on the existing category Secure cable glands stopping plugs and the safety screw for the cover against twisting The RAMC with option EF1 shall be connected to the local equipollently grounding system Therefore a grounding screw is available outside on the indicator housing and inside the indicator The electronic transmitter and the limit switch...

Page 118: ...r cable gland 1 2 NPT are delivered without cable glands Please install suitable cable glands or blind stopper according to the dust category where the flowmeter is installed 10 13 Intrinsically safe IECEx certified components in dust proof RAMC housing ES2 Certificate IECEx PTB12 0020 Intrinsically safe electronic transmitter IECEx PTB11 0091X Intrinsically safe limit switches Pepperl Fuchs IECEx...

Page 119: ... and or conduit systems that satisfy the requirements of IEC 60079 1 and for which a separate test certificate is available The cables cable glands and stopping plugs must be specified for an ambient temperature of 100 C Cable glands and entry fittings screwed conduit entries as well as stopping plugs of simple design may not be used On connection of the RAMC NF1 using a conduit entry approved for...

Page 120: ...ternal wiring ports WARNING The instrument modification or parts replacement by other than authorized representatives of YOKOGAWA is prohibited and will void the certification WARNING If the window of the cover is damaged the RAMC must be set out of operation 10 15 Flame proof EAC Russia Belarus Kazakhstan cer tified RAMC GF1 10 15 1 Technical data Certificate RU С DЕ ГБО8 В 00317 Explosion proof ...

Page 121: ...al pressure of 1 5 bar at Tmax Medium fluid and gas The basic safety requests for design production and testing for all units according to category I to III are generally determined for the requests of category III The units which are not excluded by PED article 3 paragraph 3 are checked by a conformity valuation method according appendix III module H The complete quality assurance system accordin...

Page 122: ...C02 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar R4 T4 Internal Thread RAMC03 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar 16 bar R4 T4 Internal Thread RAMC05 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar R4 T4 Internal Thread RAMC06 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar G6 T6 Internal Thread RAMC01 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar 40 bar ...

Page 123: ...50 64 30 60 80 58 00 56 Flange EN PN 100 100 97 70 89 80 73 20 68 64 50 61 70 60 Other connections 100 100 97 70 89 80 73 20 68 64 50 61 70 60 The figures relate only to the connection on the meter Further restrictions by gaskets and customer connected parts are to be considered separately Change of the process connections The flanges change from DIN 2526 facing form C into DIN EN 1092 1 facing fo...

Page 124: ... and corrosion Temperature shock Permanent temperature cycles of more than 100 C temp difference have to be avoided Tube failure can occur because of material wearing Medium Instable fluids If instable fluids are transported it is the sole responsibility of the user that in case of decomposition the design limits are not exceeded Process pressure temp relation Piping and support forces see chapter...

Page 125: ...ce for heavy tools e g during piping work Material removal by any kind of machining e g drilling sawing etc Painting of the name plate scale Brazing or welding of parts to the instrument Any repair modification or supplements or the installation of spare parts is only permitted if it is done in accordance to this instruction manual Other work must be agreed by YOKOGAWA beforehand YOKOGAWA will not...

Page 127: ...00 Support of new micro controller IM 1R1B2 E H ed 3 07 03 2002 16 8040 E 2 20 3 wire version improved IM 1R1B2 E H ed 4 07 11 2002 16 8040 G 2 30 Temperature measurement implemented IM 1R1B2 E H ed 5 06 09 2007 11 01 2011 16 8040 H 1 2 50 Support of new COG display IM 01R01B02 00E E ed 9 1 on label of electronic transmitter 2 in software parameter F61 display e g F2 50 see also chapter 6 2 10 Tab...

Page 129: ...for a SIS Application A2 2 1 Safety Function Suitable for use in Safety Instrumented Systems are the versions listed in table A2 1 only The safety related data listed in this manual does not apply to other versions of RAMC Table A2 1 Versions of RAMC suitable for Safety Instrumented Systems V1 RAMC with inductive limit switch es Options K1 to K3 and K6 to K10 V2 RAMC with 4 20mA output Code E H Th...

Page 130: ...safety instrumented function The following tests need to be specifically executed when a proof test is performed The results of the proof test need to be documented and this documentation should be part of a plant safety management system Failures that are detected should be reported to Yokogawa a Proof test for variable area flow meter RAMC with inductive limit switches V1 Step Action 1 Take appr...

Page 131: ... flow meter will generate a valid signal within 3 seconds of power on startup with the default 1 second dampening time Increasing the configurable dampening time adds to the startup time A2 2 7 Firmware update In case firmware updates are required they will be performed at factory The replacement responsibilities are then in place The user will not be required to perform any firmware updates A2 2 ...

Page 132: ...d such that it protects against risk of damage to persons by electrical shock and other hazards and against resulting fire and explosion The protection must be effective under all conditions of the nominal operation and under single fault condition Verification The demonstration for each phase of the life cycle that the output deliverables of the phase meet the objectives and requirements specifie...

Page 133: ... FIT 94 FIT SFF 4 72 4 67 8 MTBF 528 years 349 years SIL AC 5 SIL2 SIL2 Safety metrics according to ISO 13849 1 6 MTTFd years 2076 1214 DC 0 0 Category CAT CAT 1 CAT 1 Performance Level required PLr c PLr c Performance Level calculated 5 50E 08 1 h 9 40E 08 1 h T Proof 1 year T Proof 5 years T Proof 10 years PFDAVG 2 63E 04 PFDAVG 1 22E 03 PFDAVG 2 41E 03 Table A2 3 Summary for RAMC V1 with standa...

Page 134: ...E 04 PFDAVG 4 28E 03 PFDAVG 8 46E 03 3 The switching contact output is connected to a fail safe NAMUR amplifier e g Pepperl Fuchs KF SH Ex1 The failure rates of the amplifier are not included in the listed failure rates 4 The complete sensor subsystem will need to be evaluated to determine the overall Safe Failure Fraction The number listed is for reference only 5 SIL AC architectural constraints ...

Page 136: ...A CORPORATION OF AMERICA 2 Dart Road Newnan GA 30265 USA www yokogawa com us YOKOGAWA ELECTRIC ASIA Pte LTD 5 Bedok South Road Singapore 469270 Singapore www yokogawa com sg YOKOGAWA CHINA CO LTD 3F Tower D Cartelo Crocodile Building No 568 West Tianshan Road Changing District Shanghai China www yokogawa com cn YOKOGAWA MIDDLE EAST B S C c P O Box 10070 Manama Building 577 Road 2516 Busaiteen 225 ...

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