Saab LoopRadar, User Manual

Page 1: ...User s Guide Preliminary edition All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 2: ... i User s Guide First edition Edition 1 Ref No 307010E Copyright April 2000 Saab Marine Electronics AB All manuals and user guides at all guides com ...

Page 3: ...used by non recognized spare parts or any repair which is not made by Saab Tank Control Safety This manual applies to equipment covered by certificate number SIRA 00ATEX2052X The equipment may be used with flammable gases and vapours with apparatus groups IIA IIB and IIC and with temperature classes T1 to T4 inclusive The equipment is only certified for use in ambient temperatures in the range 40 ...

Page 4: ... incorrect usage may result in personal injury or malfunctioning instruments Caution Indicates a potentially hazardous situation which could result if not avoided in death or serious injury Warning Warning Don t open lower nut if tank is pressurised or contains hazardous product All manuals and user guides at all guides com ...

Page 5: ...3 Tools 2 4 2 4 Mounting the Cone Antenna 2 5 2 5 Installation Hints 2 7 3 Electrical Installation 3 1 3 1 Connecting the LoopRadar 3 1 3 2 Cables 3 3 3 3 Load 3 3 3 4 Power supply 3 3 3 5 Grounding 3 3 4 Transmitter Setup 4 1 4 1 Configuration 4 2 4 1 1 General Settings 4 2 4 1 2 Basic Tank Geometry 4 2 4 1 3 Advanced Tank Geometry 4 3 4 2 Analog Output 4 4 All manuals and user guides at all guid...

Page 6: ...2 Basic Key Parameter List 5 3 5 3 Navigating the Display Panel Menus 5 5 5 4 Configuration 5 6 5 5 Volume Calculation 5 8 5 6 Setting up the Analog Output 5 10 5 7 Disturbance Echo Handling 5 11 5 7 1 Setting up a Noise Threshold Table 5 11 6 Technical Information 6 1 7 Troubleshooting 7 1 Index I Appendix 1 Key Parameters A1 1 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 7: ...level gauging Chapter 2 describes how to assemble a gauge and how to mount it on a tank Chapter 3 describes the electrical installation Chapter 4 describes the parameters that need to be configured how to handle disturbing echoes and various options for volume calculation Chapter 5 describes how to use the Display Panel to configure the Saab Loopradar Chapter 6 provides technical information Chapt...

Page 8: ... is powered by a PLC or a power supply unit Communication The LoopRadar has a 4 20 mA current output and a HART protocol interface for digital data transmission The transmitter can be configured by using a HART communicator Device Descriptor in preparation a PC based setup software or the Display Panel LoopRadar with analog output signal 4 20 mA and HART interface Volume calculation function A cal...

Page 9: ...face and are reflected back to the antenna for subsequent processing by the transmitter electronics The time from transmission to reception t is detected by a micro processor and is converted to the distance between the transmitter and the product surface The measured distance is often referred to as the Ullage The product level is calculated by using the following relation between tank height and...

Page 10: ...irements The antenna tip should be located outside the nozzle 10 mm or more If the antenna is located inside the nozzle the antenna tip may cause disturbing echoes which will negatively affect measurement performance Free space requirements The transmitter should be mounted so that no obstacles are present in the radar beam Obstacles in the radar beam may reduce the measuring range Distance Diamet...

Page 11: ...measuring conditions a Dielectric constant 1 9 4 0 Oil gasoline and other hydrocarbons petrochemicals b Dielectric constant 4 0 10 Alcohols concentrated acids organic solvents c Dielectric constant 10 Water based liquids dilute acids acetone 4 Cone 6 Cone 8 Cone 0 10 20 0 10 20 0 10 20 0 10 20 a b c a b c a b c m Rod a b c 4 Cone 6 Cone 8 Cone 0 10 20 0 10 20 0 10 20 0 10 20 a b c a b c a b c m Ro...

Page 12: ...xcept antenna 2 5 kg 4 Cone antenna 0 8 kg 6 Cone antenna 1 2 kg 8 Cone antenna 1 8 kg 148 mm 172 mm Ø 52 mm Ø 154 mm 238 mm 106 mm 226 mm 346 mm Ø 92 mm Ø 140 mm Ø 188 mm 8 Cone antenna 6 Cone antenna 4 Cone antenna Ø 265 mm Ø 215 mm Ø 59 mm All manuals and user guides at all guides com ...

Page 13: ... to the following specifications Maximum thickness 29mm ANSI Class 150 8 2 3 Tools The following tools are needed for installation of LoopRadar Hexagon socket screw keys 4 Adjustable wrench for locking nut Pipe wrench for neck of cone antenna Screw driver width 3mm Ø 54 mm All manuals and user guides at all guides com ...

Page 14: ...the flange Make sure that the PTFE Seal and the O rings are not dam aged Damaged PTFE Seal or O ring may cause gas leakage from pressurized tanks Caution Make sure that the bottom side of the flange is flat and all parts are clean and dry in order to avoid gas leakage from pressurized tanks Caution Transmitter Locking nut Flange Gasket Nuts and bolts Union nut Set screw O ring Seal Locking nut Fla...

Page 15: ...e tank nozzle Carefully fit the transmitter with flange and cone antenna on the tank nozzle Tighten the screws and nuts Make sure that the O ring and the inside of the sleeve are clean in order to avoid gas leakage when using LoopRadar in pressurized tanks Caution Do not loosen union nut when the tank is pressurized Warning Gasket Tank nozzle Transmitter Flange Cone antenna Transmitter Union nut S...

Page 16: ...owing method Thin pipes Reflections of microwaves from elongated metal like thin pipes are strongest when the axis and electric field are parallel The direction of the electric field is shown in the figure to the right Mount the LoopRadar in a direc tion where the electric field and the obstacle are not parallel That way the false echo from the ob stacle will have less influence on the measurement...

Page 17: ...ders and Struts Flat surfaces may cause strong false echoes In order to reduce the impact of such false echoes you can mount a metal plate above the obstacle as shown in the figure Correct Wrong Reflector Shoulder All manuals and user guides at all guides com ...

Page 18: ...e handle it carefully so that the gasket and window are not removed Make sure that the cover is fully tightened so that the housing is properly sealed by the gasket Housing Terminal block HART modem Power supply Hand held communicator 250 W 2 Connect the cable to the terminal block trough the cable entry Ground terminal Ground terminal Terminal block Cable entry All manuals and user guides at all ...

Page 19: ...rea Example 2 Connection to PLC etc LoopRadar mounted in hazardous area Power supply 250 W 4 20 mA HART modem Hand held HART communicator LoopRadar Analog instru ment or DCS system Active Isolator HART modem Non hazardous area Hazardous area 4 20 mA LoopRadar Hand held HART communicator All manuals and user guides at all guides com ...

Page 20: ... 3 Load Minimum load for HART 250 W Maximum load Non Ex 810 W Maximum load Ex 620 W 3 4 Power supply Supply voltage Non Ex 18 36 VDC Supply voltage EX 18 30 VDC IS parameters Ui 30 V Ii 110 mA Pi 825 mW Li 0 Ci see certificate 3 5 Grounding The terminal must be connected to ground before it is connected to other equip ment All manuals and user guides at all guides com ...

Page 21: ...3 4 Edition 1 Ref No 307010E Electrical Installation All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 22: ...l See chapter 5 for further information PC Setup Software In preparation HART Handheld Communicator Device Descriptor in preparation Installing a Loopradar transmitter includes the following tasks Configuration Analog Output parameters Volume calculation settings Advanced settings for example disturbance echo handling All manuals and user guides at all guides com ...

Page 23: ...stance H Product Surface Tank Height R 4 1 2 Basic Tank Geometry Specify the following parameters Tank height R The distance from LoopRadar Reference Point to the tank bottom The LoopRadar Reference Point is defined as the underside of the flange Hold Off Distance H The distance from the LoopRadar Reference Point to the maximum product level See chapter 5 Using the Display Panel for information on...

Page 24: ...ce point Reference Distance G In most cases the LoopRadar Reference Point is used as the upper reference point However the LoopRadar gauge offers the option to use a nozzle for hand dipping as the upper reference point G is the distance between the LoopRadar Refer ence Point and the Tank Ullage Reference Point The LoopRadar Reference Point is located at the underside of the flange Tank height R Th...

Page 25: ... Set the measured value that corresponds to 20 mA Alarm Selection Set the alarm mode for the analog output current when a measurement error occurs Low the output current is set to 3 9 mA High the output current is set to 22 mA Hold last value the output current is set to the measured value at the time when the error occurs See chapter 5 Using the Display Panel for information on how to use the Dis...

Page 26: ... Vertical cylinder Tank The volume is calculated by specifying tank diameter Horizontal cylinder Tank The volume is calculated by specifying tank diameter and the tank length Offset Level If for some reason zero volume should not correspond to the Zero Level if you for example want to add the sump volume into the total volume value an Offset Level can be introduced The Offset level specifies the d...

Page 27: ...imum of 20 points can be speci fied L1 L2 L3 L4 V2 V1 V3 V4 Volume Level Between the points linearly interpolated values are calculated At least two points must be entered for the Tank Capacity Table See chapter 5 Using the Display Panel for information on how to use the Display Panel to set up the Loopradar transmitter for volume calculations All manuals and user guides at all guides com ...

Page 28: ...specified Linear interpolation is used be tween the points Make sure that the noise table box around a disturbing echo is big enough to hide the disturbing echo see illustration below If a disturbing echo appears you should start by checking the ullage and the corresponding amplitude of the detected signal This provides information about the position of the disturbance and the noise threshold requ...

Page 29: ...4 8 Edition 1 Ref No 307010E Transmitter Setup All manuals and user guides at all guides com ...

Page 30: ...rough the different menus and to enter desired values for various parameters 5 1 Display Panel 5 1 1 Display Bar graph measured data and measuement unit are displayed during normal operation The last measured value flashes on the display when the gauge is in search mode When the Display Panel is used in configuration mode menu number or regis tered data is displayed LCD Keys All manuals and user g...

Page 31: ...rom one digit to the other when entering a new parameter value 2 ESC ESCAPE Press the Escape key to change from configuration mode to measurement mode Use the Escape key to move from sub menus to the main menu 3 Up The up button increases menu numbers and the value of a flashing digit 4 Down The down button decreases menu numbers and the value of a flashing digit Measurement unit Measured value Ba...

Page 32: ...5 Advanced Only for service actions SeeAppendix 1 for further information 6 Noise Option to create a noise table in order to suppress distinct disturbing echoes 7 Service Only for service actions SeeAppendix 1 for further information QWHQQD 7 SH LQFK RUQ QWHQQD LQFK RUQ QWHQQD LQFK RUQ QWHQQD 0HDV 8QLW PHWHU IHHW WR P 5 P 5 WR P 5 P WR P 5 P WR P QDORJ 2XWSXW 3DUDPHWHU HY HO 8OODJH 9ROXPH PSOLWXGH...

Page 33: ... 3RLQW WR P 9ROXPH 3RLQW WR HOHWH OO HFXWH E LDPHWHU WR P HQJWK WR P 2IIVHW HY HO WR P 9ROXPH 8QLW P JDORQV EDUUHOV IW 3 5 7 21 6HH SSHQGL 9 1 6HH SSHQGL 1RLVH 7DEOH 1XPEHU WR QSXW 1RLVH 7DEOH WR P 8OODJH PSOLWXGH 7KUHVKROG WR G HOHWH OO HFXWH E 6 59 6HH SSHQGL 6XE 3DUDPHWHU QSXW 5DQJH QSXW 9DOXH 7LWOH 0HQX RGH 3DUDPHWHUV 6XE 0HQX 12 6 92 80 All manuals and user guides at all guides com ...

Page 34: ... Input stage Measuring Data CONFIG 1 Output Parameter 1 1 ESC ENT ENT ESC Use the ENT and ESC keys to move up and down the menu tree Press the ENT key to switch from measurement mode to configuration mode Press the ESC key to return to measurement mode Use the and the keys to increment menu number Main menu Measurement Mode Configuration Mode All manuals and user guides at all guides com ...

Page 35: ... tank bottom 2 If the Zero Level reference point is located above the tank bottom choose sub menu 1 6 This may be the case if for example a Datum Plate is used In order to be able to measure levels below the Zero Level enter the C distance from the Zero Level to the tank bottom If C is set to 0 levels below the zero reference point will be presented as 0 See chapter 4 1 2 3 for more information on...

Page 36: ...XULQJ HYHO P 1RUPDO RSHUDWLRQ PRGH 17 0DLQ PHQX QXPEHU RQILJXUDWLRQ PRGH 17 D D D D 17 HIDXOW YDOXH 17 IODVKLQJ D ò ò 3XVK WLPHV 17 ò 17 D ò 17 ò 17 17 KHFN WKDW ILJXUHV VWRS IODVKLQJ 6 6 6 0HDVXULQJ HYHO P 1RUPDO RSHUDWLRQ PRGH 0DLQ PHQX QXPEHU 6XE PHQX QXPEHU All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 37: ...r Choose sub menu 3 6 to specify tank diameter for Vertical Cylinder or Spherical tank Length Choose sub menu 3 7 to specify length for Hori zontal Cylinder tank Offset Choose sub menu 3 8 to specify a level offset if you do not want the volume to be zero at the Zero Level reference point Tank Capacity Table 1 Choose sub menu 3 2 in order to specify the number of linearization points for the Tank ...

Page 38: ...DVXULQJ HYHO P 1RUPDO RSHUDWLRQ PRGH 17 D ò 9ROXPH 0DLQ PHQX 17 D ò 9ROXPH SRLQW 6XE PHQX 17 9ROXPH SRLQW D 9ROXPH SRLQW 17 HIDXOW YDOXH 17 LV IODVKLQJ D ò 3XVK WLPHV 17 D ò 3XVK WLPHV 17 D ò 3XVK WLPHV 17 D ò 3XVK WLPHV 17 D ò 3XVK WLPHV 17 D ò 3XVK WLPHV 17 17 KHFN WKDW ILJXUHV VWRS IODVKLQJ 6 6 6 6 0HDVXULQJ HYHO P 1RUPDO RSHUDWLRQ PRGH All manuals and user guides at all guides com ...

Page 39: ...esponding to theAnalog Output value 4 mA 2 Choose sub menu 2 3 to enter the Maximum Output value corresponding to theAnalog Output value 20 mA Setting up the Alarm Mode 1 Choose sub menu 2 4 to specifyAlarm mode for the Analog Output 2 Choose one of the following options 0 High The current is fixed at 22 mA when an alarm is activated 1 Low The current is fixed at 3 9 mAwhen an alarm is activated 2...

Page 40: ... list Now you can start creating the noise table 2 Choose sub menu 6 1 3 Specify the number of points you want to use for the Noise Threshold Table In order to suppress a single peak signal four points is sufficient For more complicated noise tables you can use up to ten points 4 Choose sub menu 6 2 and enter the ullage values that correspond to the desired noise table break points The points must...

Page 41: ...able is created to suppress this echo Sub menu 6 1 4 4 points in the noise table Sub menu 6 2 Point 1 600 2 7 Point 2 601 2 7 Point 3 602 3 3 Point 4 603 3 3 Sub menu 6 3 Point 1 610 0 dB Point 2 611 8 dB Point 3 612 8 dB Point 4 613 0 dB 3 dB 0 dB 8 dB 2 7 3 3 3 Point 1 Point 2 Point 3 Point 4 Ullage SignalAmplitude All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 42: ...configuration Display 5 digits LCD and bar graph Power Supply voltage 18 30 VDC Ex 18 36 VDC Non Ex Specification for HART Ripple 47 125 Hz Vpp 200 mV measured at 500 ohm Max noise 500 Hz 10 kHz Vrms 2 2 mV measured at 500 ohm Output Variable Ullage Level Volume Current Signal amplitude Unit Level Ullage m ft Volume Current mA Signal amplitude dB Signal type Analog 4 20 mA HART Resolution Analog 4...

Page 43: ... Free space reflection from flat metal surface ambient temperature 25 C 77 F atmospheric pressure Environment resistance Ambient temperature 40 70 C 40 158 F Display Unit 20 70 C 4 158 F Storage temperature 40 80 C 40 176 F Tank temperature 40 150 C 40 302 F Tank pressure 0 1 1 0 MPa 14 145 Psi Water protection Designed for IP65 NEMA 4 Vibration resistance IEC 68 2 6 1G Standard Ex ia Input Voltag...

Page 44: ... mm Ground cable Max 4 mm2 Material Transmitter Case Aluminum Cone antenna 316L stainless steel Sealing parts PTFE Viton O ring Certificate and Approvals Hazardous area certification 0518 II 1 G EEx ia IIC T4 Tamb 40 ºC to 70 ºC Ui 30 V Ii 110 mA Pi 825 mW Li 0 Ci see certificate Certificate No SIRA 00ATEX2052X FM IS Class I Division 1 Group A D In preparation Telecommunication BZT in preparation ...

Page 45: ...6 4 Edition 1 Ref No 307010E Technical Information All manuals and user guides at all guides com ...

Page 46: ...department E02 Memory Error Serious error Please contact service department E03 Receive Error No measure data Please contact service E04 Tank CapacityTable Error Incorrect setting of Tank Capacity Table E05 Noise Table Error Incorrect setting of noise table E99 Searching Searching for Echo All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 47: ...7 2 Edition 1 Ref No 307010E Troubleshooting All manuals and user guides at all guides com ...

Page 48: ... Antenna Type 4 2 Antenna type 5 6 C C distance 4 3 Cable 3 3 Cable entry 3 3 Calibration 5 3 Communication 1 1 Configuration 5 6 current output 1 1 D Display Panel 5 1 keys 5 1 menus 5 5 Disturbance Echo Handling 5 11 Disturbance echo handling 4 7 E ENT 5 2 ENT key 5 5 ESC 5 2 ESC key 5 5 G G distance 4 3 Grounding 3 3 H HART 1 1 minimum load 3 3 Hold Off 4 2 Hold Off Distance 5 6 Horizontal cyli...

Page 49: ...11 O Output Parameter 4 2 Output parameter 5 6 P PLC 1 1 3 2 Power supply 3 3 power supply 1 1 3 2 pulsed microwaves 1 1 S Service 5 3 Spherical Tank 4 5 T Tank Capacity Table 4 6 Tank Distances 5 6 Tank height R 4 2 4 3 Transmitter Setup 4 1 V Vertical cylinder Tank 4 5 Volume 5 3 Volume Calculation 5 8 level offset 5 8 tank dimensions 5 8 tank type 5 8 Volume calculation 1 1 4 5 Z Zero Level Ref...

Page 50: ...ements 5 Advanced Advanced configuration for improving measurement performance in difficult environments 6 Noise Option to create a noise table in order to suppress distinct disturbing echoes 7 Service Special functions for service actions QWHQQD 7 SH LQFK RUQ QWHQQD LQFK RUQ QWHQQD LQFK RUQ QWHQQD 0HDV 8QLW PHWHU IHHW WR P 5 P 5 WR P 5 P WR P 5 P WR P QDORJ 2XWSXW 3DUDPHWHU HYHO 8OODJH 9ROXPH PSO...

Page 51: ...P 2IIVHW DOLEUDWLRQ WR P 6SDQ DOLEUDWLRQ WR Y HUDJLQJ 7LPHV WR VHF LQGRZ RFDWLRQ P 5HVHDUFK HOD WR V ODUP HOD WR V RWWRP LQGRZ WR P LUVW FKR ODJ 0D HFKR LUVW HFKR RWWRP 9LVLEOH RWWRP 9LVLEOH RWWRP LQY LVLEOH 1RLVH 7DEOH 1XPEHU WR QSXW 1RLVH 7DEOH WR P PSOLWXGH 7KUHVKROG WR G HOHWH OO HFXWH E 3DVVZRUG WR VHUY LFH PRGH 5H 6HDUFK 8VHU 5HVHW HFXWH E UURU 6WDWXV 6RIWZDUH 5HY LVLRQ QSXW 9DOXH 7LWOH 0HQX...

Page 52: ...02 51 Göteborg SWEDEN Phone 46 31 337 00 00 Fax 46 31 25 30 22 e mail sales stc marine combitech se Internet http www saab tankradar com MFR TOKIMEC INC Control Systems Division 2 16 46 Minami kamata Ohta ku Tokyo 144 8551 JAPAN Phone 81 3 3737 8631 Fax 81 3 3737 8666 All manuals and user guides at all guides com ...