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Reference Manual

00809-0100-4840, Rev. BA

July 2008

Rosemount 3100 Series

TOC--2

Selecting the Duty (The 3102/3105). . . . . . . . . . . . . . . . . . . . . . . 4-12
Selecting the Units of Measurement (The 3102/3105) . . . . . . . . . 4-13
Setting the Correct Bottom Reference (The 3102/3105)  . . . . . . . 4-14
Selecting a Profile (The 3102/3105) . . . . . . . . . . . . . . . . . . . . . . . 4-15
Power Factor for the Flow Law (The 3102/3105) . . . . . . . . . . . . . 4-19
K-factor for the Flow Law (The 3102/3105)  . . . . . . . . . . . . . . . . . 4-19
Maximum Level Entry (The 3102/3105) . . . . . . . . . . . . . . . . . . . . 4-20
Maximum Flow Entry (The 3102/3105)  . . . . . . . . . . . . . . . . . . . . 4-21
Maximum Contents (Volume) Entry (The 3102/3105)  . . . . . . . . . 4-22
Setting the 4 mA Point (The 3102/3105)  . . . . . . . . . . . . . . . . . . . 4-22
Setting the 20 mA Point (The 3102/3105)  . . . . . . . . . . . . . . . . . . 4-23
Setting the Output Damping (The 3102/3105) . . . . . . . . . . . . . . . 4-24
Selecting the Alarm Condition Action (The 3102/3105) . . . . . . . . 4-25
Setting the Relay On and Off Point

s

 (The 3102) . . . . . . . . . . . . . 4-26

Setting the 4 and 20 mA Levels Using
Ranging (The 3102 and The 3105)  . . . . . . . . . . . . . . . . . . . . . . . 4-27

Final Checks  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-28
Power Failure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-28

SECTION 5
Service and 
Troubleshooting

Safety Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Servicing  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Diagnostics for The 3101. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

General Troubleshooting  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Error Messages  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

Diagnostics for The 3102 and The 3105 . . . . . . . . . . . . . . . . . . . . . . . 5-3

General Troubleshooting (The 3102/3105)  . . . . . . . . . . . . . . . . . . 5-3
Diagnostic Data (The 3102/3105). . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Loop Test (The 3102/3105)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4

Engineering Menu For The 3102 and 3105 . . . . . . . . . . . . . . . . . . . . . 5-6

Accessing the Engineering Menu (The 3102/3105) . . . . . . . . . . . . 5-6
Setting the Threshold (The 3102/3105) . . . . . . . . . . . . . . . . . . . . . 5-6
Setting Lost Echo Time (The 3102/3105). . . . . . . . . . . . . . . . . . . . 5-7
Setting the Dead Band (The 3102/3105) . . . . . . . . . . . . . . . . . . . . 5-8
Setting the Frequency (The 3102/3105). . . . . . . . . . . . . . . . . . . . . 5-9
Setting the Pulse Repetition Frequency (The 3102/3105) . . . . . . 5-10
Setting Valid Echo Count (The 3102/3105)  . . . . . . . . . . . . . . . . . 5-10
Setting Spike Rejection (The 3102/3105). . . . . . . . . . . . . . . . . . . 5-11
Learn About Echoes From False Targets (The 3102/3105) . . . . . 5-12
Setting the Ambient Temperature (The 3102/3105) . . . . . . . . . . . 5-13
Temperature Calibration (The 3102/3105) . . . . . . . . . . . . . . . . . . 5-14
Loading Factory Default Values (The 3102/3105) . . . . . . . . . . . . 5-15
Changing the Base Units (The 3102/3105)  . . . . . . . . . . . . . . . . . 5-16

APPENDIX A
Reference Data

Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
Temperature and Pressure Ratings. . . . . . . . . . . . . . . . . . . . . . . . . . . A-3
Load Limitations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3
Dimensional Drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-6

The 3101, Level of liquids. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-6
The 3102, Level, Content (Volume) or Flow of liquids . . . . . . . . . . A-7
The 3105, Level, Content (Volume) or Flow of liquids . . . . . . . . . . A-8

Summary of Contents for Rosemount 3100 Series

Page 1: ...www rosemount com Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series Ultrasonic Liquid Level Transmitters ...

Page 2: ......

Page 3: ...mer Central 1 800 999 9307 7 00 a m to 7 00 p m CST Technical support quoting and order related questions North American Response Center Equipment service needs 1 800 654 7768 24 hours a day Includes Canada For equipment service or support needs outside the United States contact your local Rosemount representative The products described in this document are NOT designed for nuclear qualified appli...

Page 4: ......

Page 5: ...ransmitter 3 9 Wiring for The Rosemount 3101 3 10 Wiring for The Rosemount 3102 3 11 Wiring for The Rosemount 3105 3 12 Remote Temperature Sensor 3 14 Wiring to Allow HART Communication 3 14 Lightning Surge Protection and Other Loop Devices 3 14 SECTION 4 Starting up Safety Messages 4 1 Overview 4 2 Display and Push buttons 4 2 Power Up 4 3 Before Programming 4 3 Programming The Rosemount 3101 4 4...

Page 6: ... 5 2 General Troubleshooting 5 2 Error Messages 5 2 Diagnostics for The 3102 and The 3105 5 3 General Troubleshooting The 3102 3105 5 3 Diagnostic Data The 3102 3105 5 3 Loop Test The 3102 3105 5 4 Engineering Menu For The 3102 and 3105 5 6 Accessing the Engineering Menu The 3102 3105 5 6 Setting the Threshold The 3102 3105 5 6 Setting Lost Echo Time The 3102 3105 5 7 Setting the Dead Band The 310...

Page 7: ... Menus Menus on The 3101 C 2 Menus on The 3102 And The 3105 C 3 APPENDIX D Rosemount 3490 Series Introduction D 1 Menus and Parameters D 2 APPENDIX E HART Communicator Introduction E 1 Safety Messages E 1 APPENDIX F Parameters accessed over HART Communications Introduction F 1 Transmitter Action Parameters The 3102 And 3105 F 2 Parameter BASE UNITS F 2 Parameter SET AS EMPTY F 2 Parameter PRESENT ...

Page 8: ...lay 1 Setting up F 20 P073 to P075 Relay 2 Setting up F 21 P081 to P088 False Echo Data F 21 P089 Clear False Echoes F 21 P970 TX Material F 21 Transmitter D Parameters The 3102 And 3105 F 22 D900 Xmtr PV F 22 D901 Level SV F 22 D902 Distance TV F 22 D903 Temperature FV F 22 D905 of Current Output F 22 D906 Current Output F 23 D910 Target Range F 23 D911 Echo Size F 23 D912 Echo Success F 23 D913 ...

Page 9: ...ure only qualified personnel perform the installation Use the equipment only as specified in this manual Failure to do so may impair the protection provided by the equipment Explosions could result in death or serious injury Verify that the operating environment of the transmitter is consistent with the appropriate hazardous locations certifications Before connecting a HART based communicator in a...

Page 10: ...osemount 3100 Series ultrasonic level transmitters Section 2 Transmitter Overview Section 3 Installation Section 4 Starting Up Section 5 Service and Troubleshooting Appendix A Reference Data Appendix B Product Certifications Appendix C Integrated Display Menus Appendix D Rosemount 3490 Series Appendix E HART Communicator Appendix F Parameters accessed over HART Communications ...

Page 11: ... ask for product model and serial numbers and will provide a Return Material Authorization RMA number The center will also ask for the process material to which the product was last exposed Emerson Process Management Instrument and Valves Response Center representatives will explain the additional information and procedures necessary to return goods exposed to hazardous substance can avoid injury ...

Page 12: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series 1 4 ...

Page 13: ...the signals Figure 2 1 When programmed with the bottom reference of the application usually the bottom of a tank The Rosemount 3101 will compute the liquid depth level and output a 4 20 mA signal proportional to that level The Rosemount 3102 and Rosemount 3105 can compute level distance to surface volume or flow and output a 4 20 mA signal proportional to the selected variable An LCD inside the en...

Page 14: ...ter has a housing containing advanced electronics for signal processing and terminals for connecting the external power supply The electronics produces an ultrasonic signal from the transmitter face See Specifications on page A 1 Figure 2 2 The 3100 Series 1 2 14 NPT conduit threads Transmitter face 2 in mounting thread Electronics housing ...

Page 15: ... 4 20 mA analog signal or a digital HART signal NOTE It is possible to use the multidrop function with the HART protocol In this case communication is restricted to digital since current is fixed to 4 mA The transmitter can easily be configured by using a Rosemount 3490 Series Control Unit Alternatively a Field Communicator or a PC with AMS Suite Intelligence Device Manager software can be used to...

Page 16: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series 2 4 ...

Page 17: ... an explosive atmosphere make sure the instruments in the loop are installed in accordance with intrinsically safe or non incendive field wiring practices Do not remove the housing cover in explosive atmospheres when the circuit is alive Failure to follow safe installation and servicing guidelines could result in death or serious injury Make sure only qualified personnel perform the installation U...

Page 18: ...le Precautions are regular checks as part of routine inspections or establishing from the material s datasheet that it is resistant to specific chemicals c The equipment should only be cleaned with a damp cloth do not use solvents d The equipment is not intended to be repaired by the user and is to be replaced by an equivalent certified unit Repairs should only be carried out by the manufacturer o...

Page 19: ...If the transmitter is located near the side of the tank or well there will be no false echo generated if the wall is smooth and free of protrusions but there will still be a reduction in the echo size To avoid large echo size loss it is recommended that the transmitter not be mounted closer than 12 in 0 3 m to the wall f Fatty dirty or viscous liquids can cause a scum line to build up on the tank ...

Page 20: ...cessive The effects of turbulence are minor but excessive turbulence can be dealt with by fine tuning the transmitter on site if necessary In tank Effects Guidelines a Stirrers or agitators can cause a vortex Mount the transmitter off center of any vortex to maximize the return echo b If stirrer blades become uncovered they create echoes as they pass through the ultrasonic beam The transmitter can...

Page 21: ...o the tank through the process connection c Turn the transmitter until it is properly secured in the process connection Figure 3 2 on page 3 6 d Tighten to a torque of 1 5 lbf ft 2 Nm using the hexagon Do not use the transmitter housing to tighten NOTE If the transmitter face does not protrude into the vessel note the dimensions in Table 3 1 for Figure 3 2 and ensure that the nozzle vessel weld is...

Page 22: ... Table 3 1 Nozzle Diameter Size D and Max Length L Figure 3 3 Mounting the Rosemount 3100 Series Using a Bracket Kit PTFE Teflon L D Tighten to a torque of 1 5 lbf ft 2 Nm using the hexagon Do not use housing to tighten Use non metallic fitting flange Nozzle Diameter Size D Maximum Nozzle Length L DN50 2 in 3 4 in 18 mm DN80 3 in 4 in 100 mm DN100 4 in 4 in 100 mm DN125 5 in 8 in 200 mm DN150 6 in...

Page 23: ...the transmitter is critical and should be the correct distance upstream from the flow structure as stated in BS3680 e g a distance of four to five times Hmax for a thin plate weir or three to four times Hmax for a flume For optimum accuracy the front face of the transmitter should be positioned at a height that is at least equal to the maximum flow depth plus the blanking distance of the transmitt...

Page 24: ...e flow disruption The primary element should be free from a situation where it is likely to drown refer to relevant Standard for further information The Rosemount 3100 Series has integral temperature compensation and must be protected at all times from direct sunlight and any radiated heat The Rosemount 3102 and Rosemount 3105 have the option of a Remote Temperature Sensor for temperature compensa...

Page 25: ...is disconnected 2 Remove the cover of the transmitter housing 3 Pull the cable through the cable gland conduit 4 Connect the cable wires a For The Rosemount 3101 connect wires according to the section Wiring for The Rosemount 3101 on page 3 10 b For The Rosemount 3102 connect wires according to the section Wiring for The Rosemount 3102 on page 3 11 c For The Rosemount 3105 connect wires according ...

Page 26: ...shown in Figure 3 7 NOTE Make sure that the power supply is off when connecting the transmitter Table 3 2 Connections for The 3101 Figure 3 7 Wiring diagram for The Rosemount 3101 Connections Terminal 1 24 Vdc Terminal 2 0 Vdc Earth Screen Connect to ground earth in the control room Min 12VDC Ø 4 8mm 0 15 0 31 Twisted pair screened Min 0 22mm2 24 swg 23 awg Max 1 5mm2 16 swg 18 awg 12 30VDC 0VDC G...

Page 27: ...ays which may be used for fault indication default or control purposes These relays are for light duty and should be used as signal relays only with control functions being performed by external control relays Connections Terminal 1 24 Vdc Terminal 2 0 Vdc Terminal 3 RL1 SPST see page 3 11 Terminal 4 RL1 SPST see page 3 11 Terminal 5 RL2 SPST see page 3 11 Terminal 6 RL2 SPST see page 3 11 Termina...

Page 28: ...non hazardous Ordinary Location installations wire the transmitter as shown in Figure 3 9 Installation In a Hazardous Area When The 3105 is used with a Rosemount 3490 Series Control Unit NO additional safety barriers are required as the output from the control unit is Intrinsically Safe In this case wire the transmitter as shown in Figure 3 9 If powering the transmitter from any other power supply...

Page 29: ...ure 3 9 Wiring Diagram for the Rosemount 3105 Min 12VDC Ø 4 8mm 0 15 0 31 Twisted pair screened Min 0 22mm2 24 swg 23 awg Max 1 5mm2 16 swg 18 awg 0VDC Ground in the control room only Max 3000m 9750ft 12 40VDC non I S application or 12 30VDC from protective barrier I S application ...

Page 30: ...e on The 3102 and The 3105 is required a 250 Ohm 0 25 W load resistor must be installed in the loop NOTE When the transmitter is used with a Rosemount 3490 Series Control Unit there is no need to install an external load resistor in the loop because a suitable resistor is built in to the control unit If the transmitter is being supplied through a safety barrier ensure the type chosen will pass HAR...

Page 31: ...is symbol Explosions could result in death or serious injury Verify that the operating environment of the gauge is consistent with the appropriate hazardous locations certifications Before connecting a HART based communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with intrinsically safe or non incendive field wiring practices Do not remove the...

Page 32: ...ransmitter This section details the local programming Refer to Appendix D or Appendix E for details of HART communications Display and Push buttons The integral display allows up to five characters In running mode the Primary Value PV measurement is displayed In programming mode data is displayed to assist with programming To the left of the main display are four arrow icons one will be illuminate...

Page 33: ...o be set up with details of the application The transmitter may be programmed prior to or after installation All programmed data is retained in the transmitter memory after the power is turned off Before Programming Important notes to help you program the transmitter a Do not allow rain or water to enter the transmitter during programming or the circuit boards may be damaged b See the instructions...

Page 34: ...play units will then change according to the following sequence 3101 SC Metres to Feet Feet to Inches and Inches to Metres 3101 RC Feet to Inches Inches to Metres and Metres to Feet d Continue to hold down the blue button to change to the next display unit in the above sequence after every three seconds e Confirm the display units by releasing the blue button The same units must be used when progr...

Page 35: ...ape measure With an empty tank or vessel the transmitter will read the distance to the bottom of the tank This distance can be noted and later used when setting b rEF Press the blue button again to get to the echo size This is a scale of 0 to 100 It is possible to record a value greater than 100 With the display in this mode the central cursor will flash once for every echo received which under no...

Page 36: ...be flashing i If the new value is correct press the red button to save The display changes to the next menu option j If the new value is incorrect press the blue button to exit to the menu The b rEF re appears re start at step b or press for the next menu Setting 4 mA and 20 mA Levels The 3101 Screen display 4 and 20 The 4 mA level may be set above or below the 20 mA level to suit the monitoring o...

Page 37: ...lue button to start editing The first digit flashes to indicate it can be edited e Press the green button repeatedly to edit the flashing digit f Press the blue button to move to the next digit The digit flashes to indicate it can be edited g Repeat steps e and f until the last digit is flashing and edited as required h Press the blue button to confirm the new 20 mA level None of the digits should...

Page 38: ... menu option j If the new value is incorrect press the blue button to exit to the menu The d re appears re start at step b or press for the next menu Selecting the Action on Alarm Condition The 3101 Screen display AL The transmitter signals an alarm condition if the target echo is lost for more than 10 seconds There are three options for an alarm condition Hi The current on the two wire loop will ...

Page 39: ...e programming menu structure and how to access all the menu options To change the 4 mA level a If entering the menu system from the PV display press the green button repeatedly until the S 4 menu option is indicated see above note b Ensure the target is the 4 mA level and with the display indicating that level press the blue button c The display indicates the present 4 mA level setting not the new...

Page 40: ...nal if an echo other than the true liquid surface echo is detected and an incorrect level reading is indicated the instrument can learn to ignore this false echo The Lrn routine may be used at any time either during or after setting up or if a problem occurs later NOTE See Figure C 1 on page C 2 for a map of the programming menu structure and how to access all the menu options To store a false tar...

Page 41: ...the PV display press the green button repeatedly until the Lrn menu option is indicated see above note b Press the blue button to enter the Lrn menu c With the display indicating LrnX press and hold the green button for ten seconds to clear the memory The display then indicates Lrn0 d Press the red button to exit to the menu e Press the green button to exit the menu system and change to the PV dis...

Page 42: ...ed or calculated by the transmitter can be reviewed by going through the menu using the green button This is a manual navigation of the menus and all menus are shown regardless of the duty selected the mini wizard is only initiated when a duty is selected Ignore menus that do not relate to your application Selecting the Duty The 3102 3105 Screen display dutY Factory default setting Level The arrow...

Page 43: ...ogrammed with selectable measurement units for each of the duties available 1 Distance and Level measurement m ft or in 2 Flow measurement l s l m m3 hr gal m m ga ft3 m cfm or ft3 hr 3 Contents measurement l m3 gal or ft3 NOTE This menu option is in the programming menu See Figure C 2 on page C 3 for a map of the menu structure and how to access all the menu options To change the measurement unit...

Page 44: ... is 36 ft 11 m Figure 4 3 Bottom Reference NOTE This menu option is in the programming menu See Figure C 2 on page C 3 for a map of the menu structure and how to access the menu options To change the bottom reference a If entering the menu system from the PV display press the green button repeatedly until the b rEF menu option is indicated see note above b Press the blue button to enter the b rEF ...

Page 45: ...etting b rEF Selecting a Profile The 3102 3105 Screen display ProF Factory default value Lin This menu is offered if the selected duty is Contents Volume or Flow or is shown when manually navigating the menu system this section can be ignored if the selected duty is Level or Distance The transmitter is pre programmed with popular profiles that are mathematical formulas to convert scale a linear le...

Page 46: ...d the conversion scale factors used to obtain the flow PV There are two other profiles SPEC P Special plotted this option is only visible when the transmitter is configured using a HART Master e g a Rosemount 3490 Series Control Unit SPEC C Special calculated this option is used when a standard profile is not available from the transmitter s library A power factor and a K factor can be edited for ...

Page 47: ... next menu NOTE The next menu option will depend upon the flow profile chosen 3 2 or 5 2 the transmitter will automatically calculate the Power factor and only requires the K factor to be entered see K factor for the Flow Law The 3102 3105 on page 4 19 Manning the next menu option is LEUEL max see Maximum Level Entry The 3102 3105 on page 4 20 Parshall FF or FP the transmitter will automatically c...

Page 48: ...t 1 m 0 102 134 7877 1 5 9 FF02 3 Flume Flat 2 m 0 191 178 2664 1 5 36 FF03 3 Flume Flat 3 m 0 267 313 4177 1 5 90 FF04 3 Flume Flat 4 m 0 406 541 7157 1 5 360 FF05 3 Flume Flat 5 m 0 635 811 1058 1 5 900 FF06 3 Flume Flat I 0 200 132 2 1 5 30 FF07 3 Flume Flat II 0 250 177 7 1 5 60 FF08 3 Flume Flat III 0 300 217 58 1 5 90 FF09 3 Flume Flat III bis 0 3333 328 35 1 5 200 FF10 3 Flume Flat III ter ...

Page 49: ...FACt re appears To get to the next menu press d Press the blue button to start the editing mode The first digit flashes to indicate it can now be edited e Press the green button repeatedly to edit the flashing digit f Press the blue button to move to the next digit The digit flashes to indicate it can be edited g Repeat steps e and f until the last digit is flashing and edited as required h Press ...

Page 50: ...ng digit f Press the blue button to move to the next digit The digit flashes to indicate it can be edited g Repeat steps e and f until the last digit is flashing and edited as required h Press the blue button to confirm the new value The flashing stops i If the new value is correct press the red button to save The display changes to the next menu option j If the new value is incorrect press the bl...

Page 51: ...E This menu option is in the programming menu See Figure C 2 on page C 3 for a map of the menu structure and how to access the menu options To change the Flo max value a If entering the menu system from the PV display press the green button repeatedly until the Flo max menu is indicated see above note b Press the blue button to enter the Flo max menu and display the present Flo max value c If the ...

Page 52: ... be edited g Repeat steps e and f until the last digit is flashing and edited as required h Press the blue button to confirm the new value The flashing stops i If the new value is correct press the red button to save The display changes to the next menu option j If the new value is incorrect press the blue button to exit to the menu The menu option Cont max re appears re start at step b or press f...

Page 53: ...the 4 mA point to suit monitoring or control equipment NOTE This menu option is in the programming menu See Figure C 2 on page C 3 for a map of the menu structure and how to access the menu options To change the 20 mA point a If entering the menu system from the PV display press the green button repeatedly until the 20 menu option is indicated see above note b Press the blue button to enter the 20...

Page 54: ... map of the menu structure showing how to access the menus To change the damping value a If entering the menu system from the PV display press the green button repeatedly until the d menu option is indicated see above note b Press the blue button to enter the d menu and to display the present damping value c If the damping value is correct press the red button to exit to the menu The menu option d...

Page 55: ...ng Information on page A 6 The current stays at that level until the correct target echo is recovered The display flashes alternately LE and the last PV NOTE This menu option is in the programming menu See Figure C 2 on page C 3 for a map of the menu structure and how to access the menu options To change the selected action a If entering the menu system from the PV display press the green button r...

Page 56: ...the r1 on or r2 on menu option is indicated see above note b Press the blue button to enter the r1 on or r2 on menu and display the present On PV value c If the On PV value is correct press the red button to exit to the menu The r1 on or r2 on re appears To get to the next menu press d Press the blue button to start the editing The first digit flashes to indicate it can be edited e Press the green...

Page 57: ...he red button to exit the programming menu and return to the main PV display If however you wish to set the 4 or 20 mA level by ranging the instrument to a known target perhaps the level in the vessel at this time then press the blue button to enter this menu NOTE This SEt 4 menu option is in the programming menu See Figure C 2 on page C 3 for a map of the menu structure and how to access the menu...

Page 58: ...stem and return to the PV display g If the new PV at 20 mA value is incorrect press the blue button to exit to the menu The menu option SEt 20 re appears re start at step b or press to exit the menu system and change to the PV display Programming of the transmitter is now complete Check the main display to ensure the duty units and PV are correct and that relays are on or off according to the set ...

Page 59: ...ate approval certifications Before connecting a HART based communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with intrinsically safe or non incendive field wiring practices Do not remove the housing cover in explosive atmospheres when the circuit is alive Failure to follow safe installation and servicing guidelines could result in death or se...

Page 60: ... the instrument Re locate the instrument or contact Emerson Process Management for details of longer range instruments Flashing LE With Level Reading This means that the transmitter is no longer receiving satisfactory echoes from the liquid surface This may be because of one of a variety of reasons for example excessive foaming turbulence or ullage vapors First check that the transmitter face is f...

Page 61: ...a cannot be edited To enter the diagnostic menu from the PV display press the blue button to display the menu option diAg NOTE See Figure C 3 on page C 4 for a map of the diagnostics menu structure Diagnostic information is then available by following this sequence 1 Press the green button to display the distance to target in the selected base units m ft or in The transmitter is measuring distance...

Page 62: ...other loop or control instruments To enter the loop test menu from the PV display press the blue button to display diAg and then press and hold the blue button for at two seconds to display tESt NOTE See Figure C 3 on page C 4 for a map of the diagnostics menu structure Cycle Function Screen display CyCLE a After entering the tESt menu see above press the green button to get to the CyCLE menu opti...

Page 63: ...n to confirm the fixed loop current h To change the fixed current value to a new value press the blue button to return to the LOOP menu and re start at step b i Press the green button to return to displaying the tESt menu option j From tESt press the red button to change to the PV display Alternatively from tESt press and hold both the blue and the red buttons together for 2 seconds to get to the ...

Page 64: ...m the PV display Figure C 2 on page C 3 is a map of the menu structure b Press the blue button to indicate the DiAg menu option To exit to the PV display press the red button c Hold down the blue button for 2 seconds and then release The display changes to the tEst menu option To exit to the PV display press d Hold down both the blue button and red button for 2 seconds The display changes to the E...

Page 65: ...ue button to exit to the menu The t HoLd re appears re start at step b or press for next menu Setting Lost Echo Time The 3102 3105 Screen display LE Factory default value 900 The lost echo time is the seconds that the transmitter will wait before taking the lost echo alarm action see Selecting the Alarm Condition Action The 3102 3105 on page 4 25 A value up to 9999 can be entered It is recommended...

Page 66: ...ad band should not be lower than the factory default minimum value unless advised by the manufacturer A higher value may be entered to stop the processing of echoes from false targets but real echoes in the dead band will also now be ignored NOTE This menu option is in the engineering menu Eng See Accessing the Engineering Menu The 3102 3105 on page 5 6 or see Figure C 4 on page C 5 for a map of t...

Page 67: ... menu option is in the engineering menu Eng See Accessing the Engineering Menu The 3102 3105 on page 5 6 or see Figure C 4 on page C 5 for a map of the menu structure To change the frequency a After entering the Eng menu see the note above press the green button repeatedly until F is indicated b Press the blue button to enter the frequency menu The display indicates the present frequency setting c...

Page 68: ...ndicates the present frequency value c If this pulse frequency is correct press the red button to exit to the menu The menu Prf re appears To go to the next menu press d Press the blue button to start the editing mode The pulse repetition frequency flashes to indicate it can be edited e Press the green button repeatedly to scroll through the available options 0 5 to 2 0 f Press the blue button to ...

Page 69: ...s of acoustic or electrical noise a spike could incorrectly trigger the echo detection system The value of SPi can be increased 0 to 100 and has the effect of rejecting spikes Several different values may have to be tried to determine the best option NOTE This menu option is in the engineering menu Eng See Accessing the Engineering Menu The 3102 3105 on page 5 6 or see Figure C 4 on page C 5 for a...

Page 70: ...ote above press the green button repeatedly until Lrn is indicated b Press the blue button to enter the Lrn menu The display indicates LrnX where X 0 to 4 is the number of stored false target echoes c To store a new false echo press and hold the blue button for five seconds d The display alternately flashes Lrn and the false target position After four seconds the false target position is stored an...

Page 71: ...cessary to over ride this automatic monitoring and fix the temperature to be used in speed of sound calculations for example if the air temperature is not uniform and the temperature being recorded is not the true air temperature NOTE This menu option is in the engineering menu Eng See Accessing the Engineering Menu The 3102 3105 on page 5 6 or see Figure C 4 on page C 5 for a map of the menu stru...

Page 72: ...an be trimmed to match a another plant reading NOTE This menu option is in the engineering menu Eng See Accessing the Engineering Menu The 3102 3105 on page 5 6 or see Figure C 4 on page C 5 for a map of the menu structure To edit and fix the temperature a After entering the Eng menu see the note above press the green button repeatedly until t CAL is indicated b Press the blue button to enter the ...

Page 73: ...ng Menu The 3102 3105 on page 5 6 or see Figure C 4 on page C 5 for a map of the menu structure To load factory default values a After entering the Eng menu see the note above press the green button repeatedly until Ld dEF is indicated b Press the blue button to enter the load defaults Ld dEF menu and display LOAD c Press and hold the blue button for two seconds to flash the screen message SurE d ...

Page 74: ...peatedly until b unit is indicated b Press the blue button to enter the base units selection menu The display indicates the present base units on the bottom display line c If these base units are correct press the red button to exit to the menu The menu option b unit re appears Press to get to the next menu d Press the blue button to start the editing mode The base units flash to indicate they can...

Page 75: ...acy The 3101 0 2 in 5 mm for 3 3 ft 1 m 0 5 of measured distance for 3 3 ft 1 m The 3102 and The 3105 0 1 in 2 5 mm 3 3 ft 1 m 0 25 of measured distance for 3 3 ft 1 m under reference conditions 1 Blanking distance Dead Zone 12 in 0 3 m Update interval 1 second Display Configuration Integral Display 4 5 digit display for live measurement and for configuration purposes Output Units For Level or dis...

Page 76: ...2 24 AWG max 1 5 mm2 15 AWG Mechanical Mounting thread size 2 in NPT or 2 in BSP Optional flange accessories available Measuring Temperature compensation Rosemount 3101 Automatic Integral temperature compensation Rosemount 3102 Automatic Integral temperature compensation Optional remote temperature sensor for dynamic temperature compensation 2 Rosemount 3105 Automatic Integral temperature compensa...

Page 77: ...stance The maximum load resistance can be determined from these diagrams NOTE R Maximum Load Resistance U External Power Supply Voltage Pressure psi bar 158 F 70 C 4 F 20 C on The 3101 22 F 30 C on The 3102 3105 4 psi 0 25 bar 44 psi 3 bar OPERATING RANGE The final rating may be limited by flange selection Temperature F C Process temperature and pressure diagram for The Rosemount 3100 Series U V R...

Page 78: ... 210 mm nom 5 7 in 145 mm nom 3 9 in 100 mm nom 1 9 in 48 mm Ø2 in Ø51 mm 2 in thread 14 NPT cable entries 14 NPT cable entries 2 in thread Ø170 mm Ø6 7 in Ø170 mm Ø6 7 in 145 mm 5 7 in 65 mm 2 6 in 2 36 in 60 mm A F hexagon 2 36 in 60 mm A F hexagon MIN 12 8 in 0 3 m MAX 315 in 8 m for The 3101 433 in 11 m for The 3102 3105 Wetside Bottom Reference b rEF ...

Page 79: ...2008 A 5 Rosemount 3100 Series Figure A 2 2 in NPT BSPT mounting bracket 4 33 in 110 0 mm 2 in NPT BSPT 0 51 in 13 0 mm Ø1 02 in Ø26 0 m m Ø0 26 in 6 5 mm TYP 2 95 in 75 0 mm 0 35 in 8 9 mm 2 26 in 57 3 1 5 in 38 0 2 24 in 57 0 mm Ø4 02 in Ø102 0 ...

Page 80: ...ss Connection RC 2 in NPT thread 1 1 Choosing this option implies US Imperial units of measurement are required for the default configuration Configuration can be changed on site SC 2 in BSPT thread 2 2 Choosing this option implies Metric units of measurement are required for the default configuration Configuration can be changed on site Example model order code 3101 L A 1 F RC G5 ST Code Certific...

Page 81: ...es US Imperial units of measurement are required for the default configuration Configuration can be changed on site SC 2 in BSPT thread 2 2 Choosing this option implies Metric units of measurement are required for the default configuration Configuration can be changed on site Example model order code 3102 H A 1 F RC G5 C4 ST Code Certificates NA No certification G5 FM Ordinary Location G6 CSA Ordi...

Page 82: ...e required for the default configuration Configuration can be changed on site SC 2 in BSPT thread 2 2 Choosing this option implies Metric units of measurement are required for the default configuration Configuration can be changed on site Example model order code 3105 H A 1 F RC I5 ST Code Certificates I1 ATEX Intrinsically Safe I5 FM Intrinsically Safe and Non Incendive I6 CSA Intrinsically Safe ...

Page 83: ...PVC Flange 03100 1002 0001 2 in BSPT to DN50 PN16 PVC Flange 03100 1002 0003 2 in BSPT to DN80 PN16 PVC Flange 03100 1002 0004 2 in BSPT to DN100 PN16 PVC Flange 03100 1002 0005 2 in BSPT to DN150 PN16 PVC Flange 03100 1003 0001 1 1 The dimensions are shown in Figure A 2 on page A 5 Remote Temperature Sensor 2 in NPT Mounting Bracket 03100 1003 0002 1 2 in BSPT Mounting Bracket 03100 0001 0001 Rem...

Page 84: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series A 10 ...

Page 85: ...ifications Before connecting a HART based communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with intrinsically safe or non incendive field wiring practices Do not remove the gauge cover in explosive atmospheres when the circuit is alive Failure to follow safe installation and servicing guidelines could result in death or serious injury Make s...

Page 86: ... approvals for your Rosemount 3100 Series transmitter refer to the labelling on the housing and see Ordering Information on page A 6 Factory Mutual FM Ordinary Location Certification The 3101 and The 3102 Project ID 3024095 G5 The transmitter has been examined and tested to determine that the design meets basic electrical mechanical and fire protection requirements by FM a nationally recognized te...

Page 87: ...oups A B C and D Non incendive for Class I Zone 2 AEx nA IIC Temperature code T4 at 60 C max ambient Temperature code T6 at 55 C max ambient Control Drawing 71097 1216 Ui 30 V li 120 mA Pi 0 82 W Li 108 μH Ci 0 μF Figure B 1 Approval Labels Factory Mutual FM WARNING RISK OF ELECTROSTATIC CHARGE BUILD UP ON PLASTIC SURFACES CLEAN ONLY WITH A DAMP CLOTH LEVEL TRANSMITTER 3100 SERIES ULTRASONIC 3105x...

Page 88: ... ambient Temperature code T6 at 55 C max ambient Control Drawing 71097 1218 Ui 30 V li 120 mA Pi 0 82 W Li 108 μH Ci 0 μF Figure B 2 Approval Labels Canadian Standards Association CSA WARNING RISK OF ELECTROSTATIC CHARGE BUILD UP ON PLASTIC SURFACES CLEAN ONLY WITH A DAMP CLOTH LEVEL TRANSMITTER 3100 SERIES ULTRASONIC 3105xxxxxx m o c t n u o m e s o r w w w yyyy 3105xxxxxxI6xx S UBS TITUTION OF C...

Page 89: ...of non conductive media 2 All transmitter models shall only be cleaned with a cloth 3 When the transmitter housing uses aluminium alloy in its construction this presents a risk of ignition due to impact and shall be taken into consideration on installation and use Figure B 3 Approval Labels ATEX WARNING RISK OF ELECTROSTATIC CHARGE BUILD UP ON PLASTIC SURFACES CLEAN ONLY WITH A DAMP CLOTH LEVEL TR...

Page 90: ...low of non conductive media 2 All transmitter models shall only be cleaned with a cloth 3 When the transmitter housing uses aluminium alloy in its construction this presents a risk of ignition due to impact and shall be taken into consideration on installation and use Figure B 4 Approval Labels IECEx WARNING RISK OF ELECTROSTATIC CHARGE BUILD UP ON PLASTIC SURFACES CLEAN ONLY WITH A DAMP CLOTH LEV...

Page 91: ...are not permitted to change any components inside 3 During installation operation and maintenance the following standards are to be observed GB3836 13 1997 Electrical apparatus for explosive gas atmosphere Part 13 Repair and overhaul for apparatus used in explosive gas atmosphere GB3836 15 2000 Electrical apparatus for explosive gas atmosphere Part 15 Electrical installations in hazardous area oth...

Page 92: ...he instruction manual have to be strictly observed Certificate GYJ081010X 1 Suffix X denotes following safe conditions Transmitter should be protected from light Provision need to be made externally to prevent the transients exceeding 40 of the rated voltage at the power supply terminals Protective measures should be applied to avoid the danger of electrostatic charge when the transmitter is insta...

Page 93: ...tallation guidelines presented in order to maintain certified ratings for installed transmitters This section contains the following drawings Rosemount Drawing 71097 1216 Issue 2 System Control Drawing for hazardous location installation of intrinsically safe FM approved apparatus Rosemount Drawing 71097 1218 Issue 2 System Control Drawing for hazardous location installation of intrinsically safe ...

Page 94: ...rence Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series B 10 Figure B 5 System Control Drawing for hazardous location installation of intrinsically safe and non incendive FM approved apparatus μ ...

Page 95: ...ence Manual 00809 0100 4840 Rev BA July 2008 B 11 Rosemount 3100 Series Figure B 6 System Control Drawing for hazardous location installation of intrinsically safe and non incendive CSA approved apparatus μ ...

Page 96: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series B 12 Figure B 7 EC Declaration of Conformity RMD 1062 Rev A Sheet 1 of 3 ...

Page 97: ...Reference Manual 00809 0100 4840 Rev BA July 2008 B 13 Rosemount 3100 Series Sheet 2 of 3 ...

Page 98: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series B 14 Sheet 3 of 3 ...

Page 99: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series www rosemount com Appendix C Integrated Display Menus Menus on The 3101 page C 2 Menus on The 3102 And The 3105 page C 3 ...

Page 100: ...rm edited digit 20mA Level C onfirm 20 mA Level N ot save 20 Save d D isplay D amping Edit damping d Edit D amping Edit flashing digit C onfirm edited digit D amping C onfirm D amping N ot save d Save AL AL D isplay Alarm Action S 4 D isplay A larm A ction Edit Alarm Action AL Edit action options C ycle thu options C onfirm options D isplay A larm A ction N ot save AL Save S 4 S 4 D isp Level for ...

Page 101: ...ve SEt 4 SEt 4 D isplay PV 4 m A SEt 20 D isp lay PV 4m A R anging SEt 4 R an g in g F lash 4 and PV D isp lay PV 4m A N ot save SEt 4 Save SEt 20 SEt 20 D isplay PV 20 m A PV D isplay D isp lay PV 20 m A R anging SEt 20 R an g in g F lash 20 and PV D isp lay PV 20 m A N ot save SEt 20 Save PV D isplay See D iagnostics m enu A L D isplay Alar m C ur r ent Action AL D isp lay A larm C u rren t A ct...

Page 102: ...o p t est t ESt Eng setup C yC LE PV D isplay En g set u p PV D isplay 2 s 2 s See C yC LE See M ain M enu C yC L E Set D istance Bottom R efer ence LO O P Set D ist an ce B o t t o m R ef T oggle R am ping O n O ff C yC LE T o g g le R am p in g O n O f f T oggle R am ping O n O ff C yC LE L OOP R ecall F ixed C ur r ent tESt R ecall F ixed C u rren t Edit desir ed cur r ent value LO O P Ed it d ...

Page 103: ...t save t Save t C AL See M ain M enu See D iagnostics M enu d EA d D isplay Blanking F D isp lay B lan kin g Edit Blanking dEAd Ed it B lan kin g Edit flashing digit C onfirm digit edit Blanking C o n f irm B lan kin g N ot save dEAd Save F F D isplay F r equency Pr f D isp lay F req u en cy Edit F requency F Ed it F req u en cy Scroll thru options C onfirm F requency C o n f irm F req u en cy N o...

Page 104: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series C 6 ...

Page 105: ...The Rosemount 3490 Series Control Unit This control unit supplies the 24 Vdc loop power to the transmitter and provides control functionality using the 4 20 mA signal from the transmitter The control unit has HART communications capability and access to all of the parameters of the transmitter as shown in the following pages NOTE The Rosemount 3490 Series manual Document No 00809 0100 4841 provide...

Page 106: ...0 70 70 70 70 P037 Profile Point 8 80 80 80 80 80 80 P038 Profile Point 9 90 90 90 90 90 90 P039 Profile Point 10 100 100 100 100 100 100 IDENTITY P000 Message MESSAGE MESSAGE P001 Tag 3102 3105 P002 Description 3102 XMTR 3105 XMTR PV CALC P012 Primary Variable Units PV Units m ft in m ft in OUTPUT CURRENT P015 Upper range value 2 10 7 34 5 414 0 10 7 34 5 414 0 P016 Lower range value 2 0 0 0 0 0 ...

Page 107: ...7 False Echo D 4 2 0 0 0 0 0 0 0 0 0 0 0 0 P088 False Echo S 4 0 0 0 0 0 0 0 0 0 0 0 0 D980 No of false echoes stored FALSE ECHO ACTION P089 Clear False Echoes LEARN FALSE ECHO AUTO TANK MAP SYSTEM SIMULATION RESTART DEVICE DEFAULTS FACTORY USE Base Units FIXED P004 Final Assembly Number As applicable As applicable P005 Serial Number As applicable As applicable P970 Transducer Material Kynar Kynar...

Page 108: ...hold in Use D918 Pulses In Use D919 Transmit Power STATUS D991 Device Status Group 1 D992 Device Status Group 2 D993 Device Status Group 3 D994 Device Status Group 4 D995 Device Status Group 5 D996 Device Status Group 6 HISTORY P003 Date ddmmyy P046 Maximum Temperature C 50 50 50 50 50 50 P047 Minimum Temperature C 10 10 10 10 10 10 1 Selecting this menu presents a SELECT INSTRUMENT screen if a HA...

Page 109: ...ing symbol Please refer to the following safety messages before performing an operation preceded by this symbol Explosions could result in death or serious injury Verify that the operating environment of the transmitter is consistent with the appropriate hazardous locations certifications Before connecting a HART based communicator in an explosive atmosphere make sure the instruments in the loop a...

Page 110: ...t 6 Damping 1 Upper Range Value 2 Lower Range Value 3 Current Output 4 Current Output 5 Apply Values 1 Tag 2 Manufacturer 3 Model Code 4 Serial Number 5 Final Assembly Number 6 Unique ID 7 Date 8 Descriptor 9 Message 1 HART Revision 2 Transmitter Specific Revision 3 Software Revision 4 Hardware Revision 1 Poll Address 2 Preambles 1 Transducer Material Continued on next page 1 PV Units 2 NLP Profil...

Page 111: ...e 3 Echo Size 4 Distance 5 Number of Echoes 6 Success Rate 1 Upper Blanking 2 Echo Size 3 Distance 4 Number of Echoes 5 Success Rate 1 Number of False Echoes 2 False Echo 1 Data 3 False Echo 2 Data 4 False Echo 3 Data 5 False Echo 4 Data 1 Number of Echoes 2 Target Distance 3 Echo Size 4 False Echo Data 5 False Echo Action 1 Power Control 2 Pulse Rate 3 Echoes Needed 4 Threshold 1 Time 5 Threshold...

Page 112: ... 5 Final Assembly Number 6 Unique ID 7 Date 8 Descriptor 9 Message 1 Summary 2 Failed 3 Maintenance 4 Advisory 5 Monitor Readings 6 Monitor Diagnostics 7 Status Groups 1 Transmitter Status 1 Distance 2 Echo Size 3 Success Rate 4 Number of Echoes 5 Speed of Sound 6 Temperature Speed of Sound 7 Transducer Frequency 8 Threshold in Use 9 Pulses in Use 10Transmit Power 11Date 12Maximum Temperature 13Mi...

Page 113: ...esent Depth 1 1 2 3 Set as empty 1 1 2 4 PV Units 1 3 1 1 PV Scale Factor 1 3 1 3 NLP Profile 1 3 1 2 Power Factor NLP Height 1 3 1 4 FALSE ECHO ACTIONS 1 5 2 5 FALSE ECHO DATA 1 5 2 4 Echo Size 2 6 2 AUTO TANK MAP Empty Tank 1 5 2 5 3 Upper Range Value PV 20 mA 1 1 3 1 Lower Range Value PV 4 mA 1 1 3 2 Damping output PV 1 1 1 5 Set up relays The 3102 only 1 3 3 Relay status The 3102 only 3 1 8 Mo...

Page 114: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series E 6 ...

Page 115: ... 3102 And 3105 page F 22 INTRODUCTION The Rosemount 3102 and Rosemount 3105 support HART communications which may be used to program or interrogate the transmitter from any point on the two wire loop This appendix describes the parameters that can be accessed over HART communications using a HART Master Device such as the The Rosemount 3490 Series Control Unit or a Field Communicator NOTE For rele...

Page 116: ...utomatically re scale the PV value See P012 PV Units on page F 12 Parameter SET AS EMPTY Select the Set As Empty menu option Options are to quit to the previous menu or to perform the set as empty action If the Bottom Reference is unknown and the tank is empty the transmitter can adjust the Bottom Reference P010 value to be the same as the present distance measurement with the empty tank P010 D910...

Page 117: ...lse Echo menu option Parameter SIMULATION Select the Simulation menu option to view the parameter screen Options are to quit to the previous menu or select a simulation The transmitter simulations automatically cycle the output Primary Value PV between the bottom of the tank and the nearest measurable distance Simulation options are Run up cycles up and then down repeatedly until stopped Run down ...

Page 118: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series F 4 Parameter FACTORY USE This parameter is for factory use only ...

Page 119: ... transmitter in plant item terms NOTE This tag helps identify the transmitter being interrogated when using a HART Master Device such as the Rosemount 3490 Series Control Unit P002 Description P002 Description This is for editing an optional 12 character description to expand on P001 if needed P004 Final Assembly Number P004 Description This is a read only parameter showing a multiple digit number...

Page 120: ...9 P011 Flume Weir 3 2 on page F 10 P011 V Notch 5 2 on page F 11 P011 Linear This setting is applicable when requiring level or content measurements involving a vessel with a constant cross section By selecting Linear the level or content is a product multiplication of the liquid height above the zero level and a scaling factor P013 If volume is not required the scaling factor is set to 1 0 unless...

Page 121: ...13 This percentage say 50 is entered into P035 The transmitter will interpolate linearly between the plotted points to give an accurate curve fit which will determine the output PV from the live level measurement Setting up Procedure for Special 1 Select units for the PV using P012 2 Draw the graph of PV versus Liquid Height 3 Choose the maximum point on the graph where measurements will be requir...

Page 122: ...to determine a percentage related to the maximum PV P013 The Y ordinate a percentage is multiplied by the value of P013 by the transmitter to determine the final output PV NOTE The origin 0 0 is used as the start point It is not a parameter Profile Point 10 may or may not occur at the height entered in P014 It is possible the PV corresponding to this height is less than 100 of P013 This means that...

Page 123: ... the raw measured liquid level the full volume of the ideal cylindrical tank P013 and the diameter of that vessel P014 Figure F 4 Sphere or Cylindrical Tank Example P011 Spherical This setting is applicable when volume of content measurements involving a spherical vessel with a constant diameter is required See Figure F 4 on page F 9 for a cross sectional view By selecting Spherical the live volum...

Page 124: ... h is the live liquid level Q is flow rate per second Pwr is the power P014 and k is a user entered factor P013 Flumes that deviate from the standard 3 2 power law such as round bottomed flumes must use the Special shape option P011 that is based on flow versus height tabulations see P011 Special on page F 6 Setting up Procedure for Flume Weir 3 2 1 Select Flume Weir 3 2 option using P011 2 Enter ...

Page 125: ...nnel with a V notch weir is required The rate of flow through a V notch is calculated using Q k hpwr where h is the live liquid level Q is flow rate per second Pwr is the power P014 and k is a user factor P013 Setting up Procedure for V Notch 5 2 1 Select V Notch 5 2 option using P011 2 Enter the k factor in P013 Figure F 6 V Notch Weir Example Using 5 2 Power Law ...

Page 126: ...hown by Figure F 4 on page F 9 When calculating the volume of liquid contents or flow in an irregular shaped vessel or open channel P013 is set to the maximum output PV as described for the Special shape option of P011 Tank Shape When calculating the rate of liquid flow in a standard open channel parameters P013 and P014 are terms in a flow rate calculation as specified for Flume Weir options desc...

Page 127: ...rent output will decrease for an increasing PV For example consider a tank with the capacity for 120 gallons When the tank is the full a 20 mA current output is required from the transmitter Therefore P015 is set to 120 if the PV is being measured in gallons P016 would normally be set to 0 0 gallons for 4 mA current output to indicate an empty tank Display reported units of measurement are as sele...

Page 128: ...elay P021 sets the period that the transmitter will hold and display the present valid surface measurement waiting to update the measurement when the next echo is recovered If the Lost Echo Delay period ends with no valid echoes returned a fault condition LOST ECHO is signalled A valid returned echo occurs inside a window on either side of the liquid level and the window increases as the range to ...

Page 129: ...lue that occurs when an echo is received from the transmitter face In addition the current on the two wire loop will increase to 21 75 mA for Rosemount Standard or 22 5 mA for NAMUR NE43 depending on the model order code see page Ordering Information on page A 6 The current will remain at that level until the correct target echo is recovered P022 HOLD If this setting is selected the current output...

Page 130: ...ed into P024 Gas mixtures have speed of sound values calculated as an average according to the proportion of the gases present Table F 2 shows Speed of Sound values for ullage gases at 32 F 0 C Minimum Maximum value 0 0 999999 NOTE The speed of sound is inversely proportional to the molecular weight of the gas molecules Certain triatomic gases attenuate ultrasound significantly because of molecula...

Page 131: ...the minimum signal level as a percentage above which an echo is detected and treated as a potentially valid surface or target When P026 is set to AUTO the sensitivity is automatically adjusted over a range of values depending on the echo strengths being received The threshold is adjusted to one quarter of the peak value of the largest signal detected to give best overall performance P026 can be a ...

Page 132: ...lid surface echo exceeds the signal strength threshold set by P043 and P048 consistently for more ultrasonic pulse cycles than set by P042 The normal value for P042 is 4 meaning four echoes must be received consecutively from a new closer surface before this is taken as the actual liquid level In addition surface echoes that are more distant are ignored for two seconds Typically P042 is used to av...

Page 133: ...hreshold may be maintained at an artificially high level size in for a programmable duration in ms The programmable size is set by P048 See also P043 for the corresponding programmable duration P049 Spike Reject P049 Description P049 sets the minimum duration of a valid echo signal and is used to reject transient electrical interference spike signals NOTE Spike rejection is switched off when P049 ...

Page 134: ... P072 Relay 1 Setting up P070 to P072 Description P070 RL1 Mode P071 RL1 PV On Point P072 RL1 PV Off Point On The Rosemount 3102 relay RL1 is a SPST Single Pole Single Throw type In the default mode of Setpoint RL1 is a control relay It may be set to energize at any value of PV and de energize at any other value of PV Setting the On and Off points to the same PV turns the relay off The On point va...

Page 135: ... the PV P081 to P088 False Echo Data P081 to P088 Description P081 False Echo D1 and P082 False Echo S1 P083 False Echo D1 and P084 False Echo S1 P085 False Echo D1 and P086 False Echo S1 P087 False Echo D1 and P088 False Echo S1 These parameters are the four false echo data records each storing a false echo as Distance to surface e g 1 7 m and Echo Size e g 44 The transmitter will ignore these ec...

Page 136: ...age F 12 D901 Level SV D901 Description This displays the live liquid level measured by the transmitter In HART terminology SV is the Secondary Variable NOTE Units are metres feet or inches depending on the Base Units selected see Parameter BASE UNITS on page F 2 D902 Distance TV D902 Description This displays the live distance to surface measured by the transmitter In HART terminology TV is the T...

Page 137: ...e echo returned It is a percentage indicating the success rate achieved from the last ten pulse transmissions The success rate may fall below 100 due to the effect of extreme surface turbulence or stirrers which might return a surface echo that is then rejected by the transmitter A surface echo might be rejected because it is outside the allowed window set up to establish the liquid level see P021...

Page 138: ...this feature is enabled on the Rosemount 3100 Series ultrasonic transmitter the transmitter optimizes the power needed for pulse transmission The lower the number the less power being transmitted The higher the number the more power being transmitted D949 Model Code D949 Description This is the model number of the transmitter D951 Poll Address D951 Description This is the polling address of the tr...

Page 139: ...col D963 Txr Specific Command Revision D963 Description This is the minor revision number of the commands supported by the transmitter D964 Preambles D964 Description This is read by a HART Master Device e g Rosemount 3490 Series Control Unit to determine how many preamble bytes are sent with each HART protocol message D965 Flags D965 Description This is used by the HART communications protocol ...

Page 140: ...Reference Manual 00809 0100 4840 Rev BA July 2008 Rosemount 3100 Series F 26 ...

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Page 144: ...rks are the property of their respective owners Standard Terms and Conditions of Sale can be found at www rosemount com terms_of_sale Rosemount Inc 8200 Market Boulevard Chanhassen MN 55317 USA T U S 1 800 999 9307 T International 952 906 8888 F 952 949 7001 www rosemount com Emerson Process Management Shared Services Ltd Heath Place Bognor Regis West Sussex PO22 9SH England Tel 44 1243 863121 Fax...

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