User's Guide Series 2.0
Contents
1. 7 D RELAY RS485 1 AMP O SENSOR DIONDIDIDI DIO FE 5 GND COAXIAL TO SENSOR CONNECT w TO RS485 2 CONDUCTOR SHIELDED NETWORK 18 AWG RECOMMENDED CABLE IMPORTANT TO RS485 MUST CONNECT TO A NETWORK GOOD GROUND lt 1 Ohm WITH 14 AWG CONDUCTOR Page 27 ap BE Mi Il We TFT32 Tank Farm Transmitter Option PM2 Enclosure Panel Mount 6 43 163 3 mm INSTRUCTIONS Mark Panel using Flange i as a Template Cut Panel outside the line 5 3 16 132 mm 7 3 16 182 mm 8 40 sw 213 4 mm DCO HOLE CENTRES 5 4 137 2mm 1 75 44 45 o Z BRACKET QTY 2 INCLUDED WITH MOUNTING SCREWS HOLE CENTRES 5 68 144 3 mm FLANGE QTY 1 INCLUDED MATERIAL 0 062 ALUMINUM FINISH CLEAR IRIDITE FLANGE PANEL INSTALLATION INSTRUMENT ENCLOSURE NEMAAX IP 67 ZBRACKET ap SU Mi Il We TFT32 Tank Farm Transmitter Ut EAN inc ENCLOSURE SUNSCREEN OPTION SCR Do not mount instrument electronics in direct sunlight Overheating will reduce the life of electronic components and condensate may form during the heat cool cycles and cause electrical shorts 11 280 mm Note gt Exposure to direct sunlight can cause 280 di 5 overheating and moisture condensation 127 mm which will reduce the operating life of electronics iras Protect Instrum2. F too long max 500 ft 150 m bundled run in conduit with power cable Sensor ground shorted to insulate conduit enclosure A extended with wrong type of wire Use only RG62AU coaxial close to high voltage large motors Non Linearity Due To H Vapour calibrate in situ B H zero not set accurately recalibrate H full scale not set accurately Note Minimum Range must be gt 12 30 5cm Page 21 ap SU Mi We TFT32 Tank Farm Transmitter Ut EANA inc FUSE REPLACEMENT REMOVE Disconnect Power Remove 2 top screws Pull and flip chassis Remove amp fuse with long nose pliers Install new fuse Replacement Greyline Part 740 5068 ad TFT32 Tank Farm Transmitter ue US PULL AND FLIP RELAY are mm4 1 AMP Fuse SOFTWARE CHIP Page 22 ap SU Mi We TFT32 Tank Farm Transmitter Ut anis inc APPLICATIONS HOTLINE For applications assistance advice or information on any Greyline Instrument contact your Sales Representative write to Greyline or phone the Applications Hotline below United States Tel 315 788 9500 Fax 315 764 0419 Canada Tel 613 938 8956 Fax 613 938 4857 Toll Free 888 473 9546 Email info greyline com Web Site www greyline com Greyline Instruments Inc Canada USA 16456 Sixsmith Drive 407 County Route 46 Long Sault Ont KOC 1PO
3. t roc 3 5 6 roc 1 2 4 noca ROC3 n t 10 Ca IL r0 LIC LI every 3 seconds Percent t 939 0 0 t 99 8 0 1 99 7 0 2 Relay will be energized when the Relay ON set point is or if the echo is lost no echoes for more than 20 seconds Minimum Set Point 40 C 40 F Maximum Set Point 100 C 212 F NOTE The Set Points are displayed in percentage of span LEVEL Two different Set Points r ON and rOFF allows a Relay deadband for Pump Control and to avoid Relay chatter Page 9 ap SU Mi We TFT32 Tank Farm Transmitter Ut and inc SENSOR Example of Relay Calibration Span Max Level 184 inches RON in percent 150 184 81 5 M Ae ids ROFF in percent 30 184 16 3 RON 150 SPAN 184 ROFF 30 Y v rAn2 200 DAMPING Normal Setting DP10 Fast Response up to inch 13 mm level t change per second DP5 or less p 15 SECS Hd MAXIMUM Slow Response turbulence DP15 NOTE Damping Time in seconds is the response time to indicate a new target Longer Damping Times also reject false targets like agitators splashing etc TRANSMITTER TANK ADDRESS Select transmitter address 1 to 32 taking into consideration the following 1 Each transmitter must have a different address Ad2 E 2 The address number is also the tank position on the page when running the TFS PC software Ad 3
4. 762 0 Value displayed is distance from the Sensor inches or cm Wait for RAN1 or RAN2 and press for next Function 1 RELAY OPERATION CHOICE roc Press to select 3 Echo Loss Only 1 Level Alarm 4 Temperature Alarm 4 1 2 4 2 Level Echo Loss 5 Always OFF ron 100 0 PES RELAY SET POINTS Wait for numeric value and press and to adjust Set Points roFF 98 0 _ in percentage of Span or C DAMPING 0 15 secs Press to adjust Press ft to select Y Yes only when the instrument is equipped with an optional Intrinsic Safety Barrier for Sb n sensor mounting in hazardous locations This setting compensates for the electrical characteristics of an Intrinsic Safety Barrier TRANSMITTER TANK ADDRESS Press to select 1 32 bd 4 9 SERIAL OUTPUT BAUD RATE Press to select 19 19200 4 4800 9 9600 2 2400 1 OPSL 100 0 ouTPUT SIMULATION PERCENT Wait for numeric value and press and to increase or decrease Simulated Output Automatically returns to NORMAL mode in 10 minutes S YES YES STORE YES Press to store Calibration displays C S Press Calibration Not Stored NO Page 6 ap BE Mi We TFT32 Tank Farm Transmitter inc NORMAL MODE Flashes when good echoes are received ON Relay energized OFF Relay de energized The TFT32
5. DO NOT clamp the sensor below the isolation coupling The standard PZ32T Sensor must be mounted 12 30 48 cm or more above the maximum liquid level Optional PZ12 sensor must be 8 20 3 cm above maximum level and optional PZ52T sensor must be 24 610 mm above maximum level Page 16 fPumenis inc SENSOR MOUNTING Notes 1 Use the NPT Isolation Coupling supplied and hand tighten only Do not clamp sensor body or stem 2 Locate the sensor 1 ft 30 cm from the sidewall or obstruction for every 10 ft 3 m depth 3 Do not mount in direct sunlight 4 Extend sensor cable up to 500 ft 150 m with RG62AU coaxial only TFT32 Tank Farm Transmitter FLANGE MOUNT 4 OR 6 BLIND FLANGE TAPPED NPT FLEXIBLE CONDUIT OPTION JB JUNCTION BOX 9A NPT D ES ISOLATION COUPLING DO NOT SUPPLIED CROSS BAR MOUNT CLAMP IN MUST BE THIS AREA USED Sd CONDUIT MOUNT CONDUIT ISOLATION COUPLING DONOT F SUPPLIED CLAMP IN gt MUST BE L THIS AREA USED 3 4 lt CONDUIT LIRE STAND PIPE MOUNT i ve 4 ISOLATION n COUPLING HONOT SUPPLIED CLAMP IN MUST BE THIS AREA STANDPIPE LENGTH AS SHORT ASPOSSBLE STANDPIPE DIAMETER AS LARGE AS POSSIBLE TYPICAL
6. gt ine o5 3 815 4 4 DIGIT LCD DISPLAY CALIBRATION KEYS i 3 TFT32 Tank Farm Level Transmitter POWER bll SENSOR CONNECTION LL CONNECTION 5485 NETWORK MENU FLOW CHART The following diagram shows the TFT32 Menu system Arrows show the directions to leave a box Pressing a corresponding key will move to the next box in the direction shown Numeric values are changed by pressing and holding the keys At the bottom of Menu is a YES prompt To store the calibration values permanently even through power failure press the key If the key is pressed from the YES prompt no changes will be stored and the system will return to NORMAL mode Page 5 le SU M ji ME TFT32 Tank Farm Transmitter inslrumenls inc TFT32 CALIBRATION MENU ULTRASONIC SENSOR INPUT 23c TEMPERATURE Displays Temperature at Sensor in C RANGE DISPLAY 638 6 Displays distance from Sensor to Target aye d Does not affect RS 485 output or Relay FLASHING 1 23 4 NORMAL MODE CALU CALIBRATION UNITS SELECTION PERCENT INCHES CM Press to select inches cm or percent rAn1 5 40 6 RANGE CALIBRATION cm RAN1 Min Range RAN2 Max Range Wait for the numeric value then press or to increase or decrease rAn2 gt
7. C 5 Operating Pressure 20 psi 1 35 Bar maximum 127 mm Mounting 4 NPT PVC isolation coupling supplied OVERALL Sensor Cable RG62AU coaxial 25 ft 7 6 m standard length vio PVC Maximum Cable Length 500 ft 152 RG62AU coaxial Hazardous Rating with optional Intrinsic Safety Barrier CSA Class LILI Div 1 1 Groups C D E F G da END VIEW Page 34 Greyline Ut anis inc Optional Sensor PZ32TE Maximum Range Deadband blanking Beam Angle Operating Frequency Exposed Materials Operating Temperature Operating Pressure Mounting Sensor Cable Maximum Cable Length Hazardous Rating Optional PZ52T Maximum Range Minimum Range Deadband Operating Frequency Beam Angle Temperature Compensation Operating Temperature Max Operating Pressure Sensor Face Sensor Housing Sensor Mounting Sensor Cable Maximum Cable Length Hazardous Rating 32 ft 10m Programmable minimum 12 305 mm 8 42 KHz Teflon 40 to 170 F 40 to 76 C 20 psi 1 35 Bar maximum NPT Teflon or Polypropelene isolation coupling supplied RG62AU coaxial 25 ft 7 6 m standard length 500 ft 152 m RG62AU coaxial with optional Intrinsic Safety Barrier CSA Class LILI Div 1 1 Groups C D E F G 50 ft 15 6 m 16 in 406 mm 40 KHz 89 Automatic continuous 40 to 150 F 40 to 65 C 20 psi 1 35 Bar Teflon PVC 34 NPT Isolation Coupling supplied 5
8. Massena NY 13662 PRODUCT RETURN PROCEDURE Instruments may be returned to Greyline for service or warranty repair Before shipping a product to the factory please contact Greyline by telephone or Fax to obtain an RMA number Returned Merchandise Authorization This ensures fast service and correct billing or credit When you contact Greyline please have the following information available Model number Software Version Serial number Date of Purchase Reason for return description of fault or modification required Your name company name address and phone number SERIO pa c After obtaining an RMA number please ship the product to the appropriate address below Canadian and International USA Customers Customers Greyline Instruments Inc Greyline Instruments Inc 16456 Sixsmith Drive 407 County Route 46 Long Sault Ont KOC 1PO Massena NY 13662 RMA RMA Page 23 ap BE Mi We TFT32 Tank Farm Transmitter MS air inc Limited Warranty Greyline Instruments warrants to the original purchaser its products to be free from defects in material and workmanship for a period of one year from date of invoice Greyline will replace or repair free of charge any Greyline product if it has been proven to be defective within the warranty period This warranty does not cover any expenses incurred in the removal and re installation of the product If a product manufactured by Greyline should prove defective within the f
9. RS232 RS485 Converter Converts RS485 signals from Greyline Transmitters to RS232 for connection to a PC Computer or Modem DB25 RS232 Connector plugs directly into your computer s COM port Optically isolates and protects your computer s RS232 port Terminal block for RS485 connections Operates from 2400 up to 38 4 K baud Terminal connections are provided for RS485 Data D Data D and RS485 power and ground The RS485 side of the converter is internally biased and terminated to operate with a RS485 network of up to 32 devices COM PORT or MODEM CABLE FROM GREYLINE OR FROMGREYLINE TRANSMITTER TFT TRANSMITTERS WITH RS485 OUTPUT IN RS485 NETWORK 485019TB 24V OPTION RS5 oL DATA D D Ls 0 D 2 DATA D D g ff 10 Ul GND2 V 0 24v 2 GND _24 DO NOT CONNECT CABLE SHIELD Page 31 ap SU Mi We TFT32 Tank Farm Transmitter SUUE ani inc APPENDIX B APPLICATIONS BACKGROUND Conditions in the tank where the ultrasonic sensor is installed can affect the performance range and accuracy of the system The following notes are for general reference Contact Greyline Instruments or your local representative for specific information on your application FOAM Solid or dense surfaces such as a smooth liquid surface will give the best echoes in an ultrasoni
10. We TFT32 Tank Farm Transmitter SUUE ani inc TFT32 COMMUNICATION PROTOCOL Greyline TFS Tank Farm Supervisor software manages communications with TFT32 Transmitters automatically The following Communication Protocol information is supplied for programmers who are not using the Greyline TFS Tank Farm Supervisor program Programmers can create their own drivers to address TFT32 Transmitters through other software programs on PC computers or PLC s The TFT32 uses an ASCII format command response protocol The TFT transmits an answer only when polled with a valid command and address The Host computer always initiates the command response sequence Example of command response sequence Command 1RA lt CR gt Response 1RA 959 3000210AA lt CR gt COMMAND STRUCTURE 1 RA CR COMMAND COMMAND PROMPT MUST BE FOR TFT32 CAPITAL LETTERS TANK TFT CARRIAGE ADDRESS RETURN 19 1 9 A W 10 32 RESPONSE STRUCTURE 1RA 4959 3 0 0 021 0 AA CR RESPONSE TFT DATA MODE RELAY CARRIAGE PROMPT SEE TEXT 0 LEVEL STATUS RETURN 0 OFF 1 ON UNITS TEMP CHECKSUM 0 cm IN C IN HEX 99 to 999 Page 13 ap SU Mi We TFT32 Tank Farm Transmitter Ut anis inc COMMAND SET COMMAND DEFINITION COMMAND MESSAGE TYPICAL RESPONSE Address 1 RA Read all 1RA lt CR gt 1RA 959 3000210AA lt CR gt parameters RS Read Span 1RS lt CR gt 1RS 999 9000210BF lt CR gt Max Level NBxx New
11. steadily and aiming at a flat stable target 12 to 28 305 to 711 mm away from the end of the sensor Allow a few seconds for the TFT32 to lock onto the target before displaying its distance The TFT32 will now display range in inches or cm CONNECTIONS ULTRASONIC POWER INPUT The standard model requires DC power input between 15 to 24VDC with current consumption of 120mA maximum Power GND must be connected to a good earth ground for surge protection RS485 NETWORK Connections from the RS485 network other TFT32 s and the PC computer are Data D Data D and signal shield ground S G IMPORTANT NOTE To comply with CSA NRTL standards power input and relay connection wires must have a water tight fitting conduit entry to the instrument enclosure 14 AWG MAX 24VDC DODD RELAY RS485 1 AMP x SENSOR I QOO OOo RGG2AU AXIAL TO SENSOR E CONNECT TO RS485 4 CONDUCTOR SHIELDED NETWORK 18 AWG RECOMMENDED CABLE IMPORTANT MUST CONNECT TO A TO RS485 GOOD GROUND lt 1 Ohm NETWORK WITH 14 AWG CONDUCTOR Page 2 Greyline TFT32 Tank Farm Transmitter 7sirumenis inc LOCAL NETWORK CONNECTIONS LAST FURTHEST TFT IN THE NETWORK 24VDC GNDS RELAY RS485 1AMP v a gj SENSOR DID DIDID D D 12
12. 0 ft 15 m continuous 500 ft 150 m TFT32 Tank Farm Transmitter 3 4 N 25 7 6 m RG62AU COAXIAL CABLE NPT TEFLON ISOLATION COUPLING si SUPPLIED 3 4 T 3 7 8 TEFLON 98mm 5 127 mm OVERALL SIDE VIEW TEFLON 1 3 4 __ 44 5mm END VIEW CSA rated Intrinsically Safe Class Groups C D Class Il Groups E F G with Optional Intrinsic Safety Barrier Note Max Range reduced to 32 ft 10 m with ISB option Page 35 Greyline Ut anis inc Optional PZ12 Maximum Range 12 ft 3 66 m Minimum Range Deadband 8 203 2 mm Operating Frequency 92 KHz Beam Angle 8 Operating Temperature Temperature Compensation Max Operating Pressure 40 to 150 40 to 65 C Automatic continuous 20 psi 1 35 bar Sensor Face PVC Sensor Body PVC Mounting 34 NPT Cable Length Max Cable Length Hazardous Rating Optional PZ12TF Maximum Range 25 ft 7 6 m continuous RG62AU coaxial Optional 50 ft 15 m continuous 500 ft 152 m RG62AU coaxial splice CSA rated Intrinsically Safe Class Groups C D Class II Groups E F G with Optional Intrinsic Safety Barrier 12 ft 3 66 m Minimum Range Deadband 8 203 2 mm Operating Frequency 92 KHz Beam Angle 8 Operating Temperature Temperature Compensation Max Operating Pressure 40 to 150 40 to 65 C Automatic continuous 20 psi 1 35 bar Sensor Fa
13. 0 ohm TERMINATOR supplied IMPORTANT MUST CONNECT TO A GOOD GROUND lt 1 Ohm WITH 14 AWG CONDUCTOR PENES Er EET 227 LLY gt TO RS485 NETWORK MORE TFT S HL DO NOT CONNECT SHIELD 4 CONDUCTOR SHIELDED 18 AWG RECOMMENDED 24VDC a DIO 9 NAME 9 SENSOR gt o DIDIDIDIDIDID RG62AU COAXIAL TO SENSOR IMPORTANT MUST CONNECT TOA GOOD GROUND lt 1 Ohm WITH 14 AWG CONDUCTOR 4 CONDUCTOR SHIELDED 18 AWG RECOMMENDED RS485 NETWORK MORE TFT S PIDE RELAY RS485 DO CAMP x c SENSOR Iz DIDID a 4 CONDUCTOR SHIELDED MUST CONNECT TOA 18 AWG RECOMMENDED GOOD GROUND lt 1 Ohm WITH 14 AWG CONDUCTOR TO RS485 NETWORK p PS150 POWER SUPPLY 1 DO NOT i 485019TB 24V CONNECT i SHIELD LD RS232 of ly dim I O D Pot ee WEO Id vslvslvslv Iv Iv 8 Lew LE o Opp ll se og GND i L p4v JOC I T RS485 232 SHIELD CONVERTER i i 115VAC Gre line inslrumenls inc DIAL UP LOCATION CONNECTIONS LAST FURTHEST TFT IN THE NETWORK DE RELAY RS485 DID Q 1 AMP cao 9 SENSOR 2 a Li COAXIAL
14. 2xH R TANK RADIUS 1 2 TANK DIAMETER H TANK HEIGHT Page 33 Greyline TFT32 Tank Farm Transmitter LER inc SPECIFICATIONS Mounting Electronics Enclosure NEMAAX IP 67 watertight and dust tight d 107 mm ME fiberglass with clear shatterproof Lexan cover Accuracy 0 25 F S Repeatability 0 1 F S Linearity 0 1 F S Display 34 19mm high 4 digit LCD Programming 2 button Menu selection Calibration parameters Mounting T are permanent when Stored even through power ea TS 1175 mm i nte rru pti n s Tank Farm Level Transmitter Power Input 24VDC 120mA max 2 9 W max Optional 100 130VAC 50 60 Hz 4 2 W max Optional 200 260VAC 50 60 Hz 4 8 W max Fuse internal rated 1A 4 92 Output RS485 imm Signal Relay Qty 1 rated 120 240 VAC or 24VDC 1 ampere ae Temperature Compensation Automatic temperature probe built in to level 75 mm Sensor Electrical Surge Protection Sensor RS485 and power input END VIEW Operating Temperature 13 to 140 F 25 to 60 C Electronics 7 N5 7 6 m RG62AU 3 4 COAXIAL CABLE Standard Sensor PZ32T NPT Maximum Range 32 ft 10 m ISOLATION Deadband blanking Programmable minimum 12 305mm SUPPLIED Im Beam Angle 8 E Operating Frequency 42 KHz us Exposed Materials PVC and Teflon NPT BUG Operating Temperature 40 to 150 F 40 to 65
15. AA ee aye TOSENS R 2 2 120 DO NOT TERMINATOR CONNECT SHIELD supplied IMPORTANT MUST CONNECT TOA GOOD GROUND lt 1 Ohm WITH 14 AWG CONDUCTOR 4 CONDUCTOR SHIELDED 18 AWG RECOMMENDED TFT32 Tank Farm Transmitter TO RS485 NETWORK MORE 24 0 RELAY RS485 TFTS DID Q VAMP SENSOR 2 RG62AU COAXIAL TO SENSOR 4 CONDUCTOR SHIELDED 18 AWG RECOMMENDED TO RS485 MUST CONNECT TO A NETWORK GOOD GROUND 1 Ohm MORE WITH 14 AWG CONDUCTOR TFT S A PS150 POWER SUPPLY 485019TB 24V FAG i MODEM pre gren s z LS go qu moos 88 d JF Cf IS Hv vv v v v s 24v on on ano 24v 1 NULL RS485 232 INTL SHIELD L MODEM CONVERTER ELLI Page 4 115VAC ap SU Mi We TFT32 Tank Farm Transmitter Ut anis inc KEYPAD SYSTEM The TFT32 has a simple 2 key calibration system Operating and calibration modes are shown on the 4 digit display The keys are used to calibrate the TFT32 and to view operating mode and functions If the keys are not used for 10 minutes the TFT32 will automatically go to NORMAL MODE Except in OUTPUT SIMULATION mode the Relay and RS485 serial output are not affected by use of the keys until your calibration is stored Greyline UDE
16. Ad 32 Page 10 ap SU Mi We TFT32 Tank Farm Transmitter SUUE anis inc BAUD RATE Select the highest Baud Rate whenever possible All Transmitters connected to the network must have the same Baud Rate r t bd 19 1900 bd2 bd 9 9600 t 544 4800 bd 4 bd 2 2400 OUTPUT SIMULATION MODE The Display will alternate between and v t v t 100 0 0 1 JESP s 99 9 0 2 The Output Simulation controls the RS485 serial output digital display and signal relay Use it to test Transmitter Communication to the remote PC running TFS software and to test Relay set points Simulation values are in percentage of Span TO STORE SAVE CALIBRATION t RETURN TO CALIBRATION NORMAL MODE STORED Press ft to Store calibration TFT will display C S Calibration is stored in non volatile memory even through power interruptions Press amp to return to NORMAL mode without storing any changes Page 11 ap SU Mi We TFT32 Tank Farm Transmitter Ut EANA inc RANGE DISPLAY From Normal Mode press t Displays distance from the Sensor to Target Use to check measurements during calibration t RANGE and UNITS flash TEMPERATURE DISPLAY Displays temperature in degrees Centigrade t measured at the Sensor RETURN TO NORMAL MODE TEMPERATURE LOG Displays maximum temperature in degrees Centigrade measured at the Sensor From normal Temperature display Press amp then Page 12 ap SU Mi
17. Baud Rate 1NBxx lt CR gt 961NB02 00 38400 TFT will change to new 01 19200 Baud Rate only after 02 9600 reset 03 4800 04 2400 RR Remote Reset 1RR lt CR gt 1RR IRR Broadcast Reset RR lt CR gt No Response All units in the Network will reset TFT RESPONSE TFT Data Valid analog Data Range is 000 0 to 6550 Values with sign represent error messages 100 0 Not Ready Please Wait 101 0 Echo Loss 102 0 Sensor Short 103 0 Losing Echo 104 0 Sensor Open 105 0 Bad Weak Echo 106 0 No Echo in Range 107 0 Echo in Deadband Units and mode Always cm and Level Page 14 ap SU Mi We TFT32 Tank Farm Transmitter Ut anis inc ENCLOSURE INSTALLATION Locate the enclosure within 500 ft 150 m of the ultrasonic sensor It can be wall mounted with four mounting screws supplied or panel mounted with Option PM Panel Mounting Kit from Greyline Instruments Avoid mounting the enclosure in direct sunlight to protect the electronics from damage due to overheating and condensation Seal conduit entries to prevent moisture from entering enclosure NEMA4X IP67 WITH CLEAR COVER COVER ENCLOSURE 1 Remove enclosure cover MOUNTING HOLES x 2 Insert 6 screws through the four enclosure mounting holes to secure enclosure to wall or mounting stand ENCLOSURE 3 Replace Cover SE An additional conduit hol
18. Min range erun a Indicates that the target is above the calibrated n n gERd maximum level too close to the Sensor Over Range indicates target is further than the calibrated Maximum Range Indicates that the TFT32 has experienced electrical interference strong enough to corrupt tttt the memory The TFT32 must be reset and recalibrated Reset Procedure 1 Reset will clear all memory TFT32 will need recalibration after this procedure Press and Hold and until the TFT32 displays SEXX Always displayed at power up x x indicates Software version Otherwise indicates instrument has reset automatically See Troubleshooting C D E Page 19 Greyline inc FIELD TROUBLESHOOTING SYMPTOMS CHECK Level Display full scale Zero erratic random higher than actual fluctuating ECHO LOSS prompt flashing Calibration Non Linear EEEE memory corruption SYMPTOMS FAULTS Unit See s Wrong Target Due To A C D F sensor not aimed correctly A D F dust dirt buildup on sensor A D F condensation on sensor A D sensor mounting stand pipe too long too narrow dirty gasket intruding D E agitator strong turbulence material filling through sensor beam Unit Picks Up Acoustic Interference Due To A C noise from high pressure fill A D sensor coupling over tightened A D sensor coupling not used other ultrasonic sensor in close prox
19. Normal Mode is always Level CALIBRATION UNITS SELECTION Press from NORMAL mode Display will show Echo light keeps flashing to show that the instrument is still operating RANGE INCHES CALIBRATION t PERCENT t CM Page 7 ap SU Mi We TFT32 Tank Farm Transmitter Ut EAN inc rAn1 MIN RANGE CALIBRATION Calibrate the distance between the sensor and maximum level ET C The Display will alternate between every 3 seconds v v rAn 2 1524 30 6 v t 1523 30 7 v t 1522 30 8 MAXIMUM VALUES 1524 cm 600 0 inches rAn2 MAX RANGE CALIBRATION Wait for rAn1 and press to display rAn2 Now follow the same procedure to calibrate the distance from the Sensor to zero level Max Range LEVEL Inventory rAn1 Min Range Max Level rAn2 Max Range gt y Zero Level Page 8 Greyline Ut ani inc RELAY OPERATION CHOICE The TFT32 s Signal Relay be configured to operate as Level Alarm ROC2 Level Echo Loss Alarm ROC3 Echo Loss Alarm only ROC4 Temperature Alarm measured at the Sensor ROCS OFF de energized at all times ROC6 ON energized at all times Press f to select the ROC RELAY CALIBRATION Level Alarm The Display will alternate between ROC2 Level Echo Loss Alarm ROC4 Temperature Alarm r on reached TFT32 Tank Farm Transmitter
20. STANDPIPE 4 100 mm DIAMETER 12 300 mm LENGTH ANGLE MOUNT NARROW DIAMETER STANDPIPES 4 100 mm MAY AFFECT ACCURACY VE OF READING SMOOTH gt ISOLATION COUPLING DO NOT SUPPLIED CLAMP IN MUST BE NCC THIS AREA USED gt GRIND OR FILE PIPE EDGE Page 17 Greyline MS air inc SOLIDS AND POWDERS SENSOR MOUNTED AWAY FROM MATERIAL PATH COARSE SOLIDS WILL USUALLY RETURN AN ECHO EVEN IF AT AN ANGLE FINE POWDERS MAY NEED SENSOR TILTED NORMAL TO SURFACE TO OBTAIN GOOD ECHOES Page 18 TFT32 Tank Farm Transmitter GOOD 90 ap SU Mi Il We TFT32 Tank Farm Transmitter Ut anis inc ERROR WARNING MESSAGES 5En5 1 8PE Instrument has detected Sensor connections cable open SES 5Hc r Instrument has detected Sensor connections cable short 230 The dot before the C in temperature reading indicates co temperature compensation fault Check sensor connections oo ECHO No valid echoes for 10 seconds ECHO LOSS No valid echoes for 20 seconds See Troubleshooting F 4 ECHO INDICATOR Indicates that echoes from the target are Eor 132 INTERMITTANT weak or liquid surface is highly turbulent oF DE See Troubleshooting A C F Illegal Span Distance between rAn1 and rAn2 must be E r 688 b d greater than 2 5cm Also distance for rAn2 Max Range must be greater than rAn1
21. USER S GUIDE Installation amp Operation Instructions Tank Farm Transmitter Model TFT32 Series 2 0 Ultrasonic Sensor Input A ap SU Mi We TFT32 Tank Farm Transmitter inc INDEX Item Page Bench Test and Connections 2 Calibration System 5 Calibration Menu 6 Calibration Units Selection 7 Min Range Max Range Calibration 8 Relay Calibration 9 Damping 10 Transmitter Tank Address 10 Baud Rate 11 Output Simulation 11 Store Save Calibration 11 Temperature Indication 12 Communication Protocol 13 Enclosure Installation 15 Sensor Mounting 16 Error Warning Messages 19 Troubleshooting 20 Fuse Replacement 22 Applications Hotline 23 Product Return Procedure 23 Warranty 24 Appendix A Options 25 Appendix B Applications Background 32 Conversion Tables 33 Specifications 34 IMPORTANT NOTE This instrument is manufactured and calibrated to meet product specifications Please read this manual carefully before installation and operation Any unauthorized repairs or modifications may result in a suspension of the warranty Available in Adobe Acrobat pdf format Page 1 ap SU Mi We TFT32 Tank Farm Transmitter Ut ani inc QUICK BENCH TEST Connect the Ultrasonic Sensor as shown below then apply Power When properly connected a soft clicking can be heard from the sensor and figures will show on the LCD display Test operation of the TFT 32 by holding the sensor
22. c level measuring system Foam acts as a sound insulator and may eliminate or reduce the strength of an echo Measurement range may be reduced in a system where foam is present Ultrasonics are not recommended where thick dense foam is continually present Intermittent thin layers of light foam 1 8 in or less can generally be disregarded Use a stilling well in open channel applications LIQUIDS The TFT32 is ideal to monitor tank liquid level or inventory Caustic corrosive or very viscous liquids can be monitored without contacting the liquid SOLIDS The TFT32 will measure most granular material and powders as well as liquids Powders will not generally provide the same echo strength as liquids Therefore maximum expected range should be reduced to approximately 20 feet 6 m for powders There are many exceptions to this rule and installation of a test system is recommended when in doubt DUST Any obstructions to the sound will affect performance of the system In silo s where heavy concentrations of dust are expected ultrasonics may not work Where moderate dust is encountered care should be taken to mount the sensor in a position where dust accumulation will be minimized and where the sensor can be cleaned if necessary You can use alternate sensors for high dust applications and order the TFT32 configured for 4 20mA signal input SENSOR TEMPERATURE The standard sensor model PZ32T supplied with each Level Indicating Transmitter inclu
23. ce Teflon Sensor Body CPVC Mounting 34 NPT Cable Length Max Cable Length Hazardous Rating TFT32 Tank Farm Transmitter 25 ft 76 m FG62AU 38 COMALCABLE 50 ft mCPTICNAL 4 3 4 NPT 4 ISCLATION COUPLING SUPPLIED gt 3 4 NPT 2 75 70 mm 2 N 1 254mm 275 70 m 39 25 ft 7 6 m continuous RG62AU coaxial Optional 50 ft 15 m continuous 500 ft 152 m RG62AU coaxial splice CSA rated Intrinsically Safe Class 1 Groups C D Class 11 Groups E F G with optional Intrinsic Safety Barrier 25 ft 76 FG62AU CAMAL CABLE 50 ft 5mCPTIONAL Jt 3 4 NPT 45 m 3 25 825mm 3 4NPT TERLONFACE 0 01 0 25mm FLANGE DIAMETER Page 36
24. des a built in temperature sensor The TFT32 automatically compensates for temperature fluctuations to retain high accuracy Note the operating temperature ranges listed in the product specifications section Do not exceed the sensor temperature ratings or damage may occur ELECTRONICS TEMPERATURE Note operating temperature ranges listed in the product specifications Temperatures higher than the maximum shown can reduce the operating life of the electronics Moisture condensation from those temperatures below the range shown can also damage electronics components DO NOT mount in direct sunlight NOISE Because the TFT32 sensor operates at high sound frequency regular process noise or vibration will not affect the system Ultrasonic Sensors installed in close proximity to one another in the same tank may cross talk and should be relocated VAPOUR May affect operation Severe vapour stratification can cause false echoes Variable vapour cannot be compensated Consult Greyline Instruments for recommendations Page 32 ap SU M ii We TFT32 Tank Farm Transmitter inslrumenls inc CHEMICAL COMPATIBILITY The TFT32 Ultrasonic Sensor is constructed of very durable materials with broad compatibilities Tank contents should be checked for their compatibility with PVC An all teflon sensor is available for corrosive applications CONVERSION GUIDE FROM MULTIPLY BY ri ii ne Ni ZZZ VOLUME CALCULATION FOR ROUND TANKS 3 142 x R
25. e can be cut in the end of the enclosure if required Use a hole saw or Greenlee type hole cutter to cut the required holes Note 1 This non metallic enclosure does not automatically provide grounding between conduit connections Grounding must be provided as part of the installation Ground in accordance with the requirements of the National Electrical Code System grounding is provided by connecting grounding wires from all conduit entries to the steel mounting plate or another point which provides continuity 2 Water tight O ring seals must be used if cable strain reliefs are used Page 15 ap SU Mi We TFT32 Tank Farm Transmitter Ut EANA inc SENSOR MOUNTING LOCATION 4 PREFERRED SENSOR LOCATION 1 HORIZONTAL XS pe FROM SIDEWALL a 6 SCHEDULE 40 FOR EVERY 10 VERTICAL x STAND PIPE IF EXTENSION NOTE 2 FT FOR EVERY 10 DEPTH 44 REQUIRED APPLICATIONS WITH 24 ROUGH SIDEWALLS LADDERS REINFORCING RINGS SENSOR FACE MUST ETC BE HORIZONTAL 19 MAX LIQUID LEVEL SENSOR MOUNTING Each sensor is equipped with inch isolation coupling which MUST be used in your installation A threaded nipple or length of conduit may be used to position the sensor at the desired height The sensor should be hand tightened like a light bulb by turning the sensor stem only DO NOT use a wrench and do not over tighten
26. ents from direct sunlight with this iridite finished aluminum sun screen Greyline Option SCR Seal conduit entries with caulking compound to further reduce moisture condensation SENSOR SUNSCHEEN OPTION PZS INSTRLLRTION 25 mm HOLE 1032 ic cce MM ERR 1 262 mm f MATERIAL ISOLATION COUPL ING 1 16 ANODIZED ALUMINUM NOTE USE WHEN SENSOR IS INSTALLED IN DIRECT SUNLIGHT 3 4 CONDUIT p 10 SENSOR Page 29 ap SU Mi We TFT32 Tank Farm Transmitter Ut EANA inc PS150 POWER SUPPLY 150 Watt Power Supply for TFT32 Tank Farm System Powers up to 32 Greyline TFT32 Transmitters 6 RB12 Relay Boards 7 80 188 5 12 71 30mm 1 6 46 164mm Te 24 VDC EE N CONDUIT NN ENTRY an LOCATION Ss DSS FUSE SIDE VIEW avi CONDUIT ENTRY LOCATION SPECIFICATIONS PS150 POWER SUPPLY Power Input PS150 AI 90 132VAC 47 63Hz PS150 El 180 264VAC 47 63Hz AC Input Current PS150 Al 4A maximum PS150 El 2A maximum Fuse 4A 250V Operating Temperature 32 to 122 F 0 to 50 C Storage Temperature 13 to 185 F 25 to 85 C Enclosure Watertight dust tight NEMA4X IP 66 fiberglass Safety Approvals UL 1950 CSA 22 2 1402C Level 3 TUV EN 60950 IEC 950 Page 30 MODEL 4850ICR ap SU M ji ME TFT32 Tank Farm Transmitter inslrumenis inc
27. imity Electrical Interference Sensor cable connections reversed C D through Sensor cable Sensor cable and or junction not insulated C D through RS485 network cable Page 20 TFT32 Tank Farm Transmitter SOLUTIONS Clean carefully do not scratch sensor face Lower sensor insulate sensor mounting location increase Minkg CALIBRATION menu by 1 3 2 5 7 5 cm wipe sensor face and body with Rain X Lower Sensor below stand pipe intrusion Increase Damping Increase Damping Install submerged fill pipe Hand tighten only like a light bulb Use isolation coupling supplied Separate Sensors Use properly grounded metal conduit Use metal Junction Box Use shielded twisted pair ap SU Mi We TFT32 Tank Farm Transmitter Ut anis inc C D wiring or installation close to Follow VSD manufacturer s instructions for variable speed drive or inverter Drive grounding wiring and shielding C D E AC Chassis Ground missing on Install adequate Ground instrument power connections I Relay sparking produces EMI Use snubber across secondary Relay interference contacts Do not exceed 1 ampere load I Instrument installed in the same relocate or use metal enclosure panel with high voltage large motor controls Wiring Problems Due to Sensor Cable C F open circuit check connections continuity SK Ohms max F short circuit check connections continuity SK Ohms min
28. irst year return it freight prepaid to Greyline Instruments along with a copy of your invoice This warranty does not cover damages due to improper installation or handling acts of nature or unauthorized service Modifications to or tampering with any part shall void this warranty This watranty does not cover any equipment used in connection with the product or consequential damages due to a defect in the product All implied warranties are limited to the duration of this warranty This is the complete warranty by Greyline and no other warranty is valid against Greyline Some states do not allow limitations on how long an implied warranty lasts or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state Page 24 ap SU Mi We TFT32 Tank Farm Transmitter EAE anis inc APPENDIX A OPTIONS and ACCESSORIES XC Extra Sensor Cable up to 500 ft 152 m length JB Sensor Cable Junction Box ISB Instrinsic Safety Barrier for Sensor and Cable installation in hazardous rated locations factory installed option larger enclosure used 12VDC 12VDC Power Input factory installed option PM2 Enclosure Panel Mount PS150 Network Power Supply 4850ICR RS232 485 Converter EXTRA SENSOR CABLE ACCESSORY XC Each Greyline TFT32 includes 25 ft 7 6 m or 50 f
29. rinsic Safety Barriers must be ordered with the Greyline instrument and are supplied mounted in the Greyline instrument enclosure A larger enclosure is used Replacement barrier fuses Part No ISB 011239 may be purchased separately Instrinsic Safety Barrier Specifications Certified rated 13 8V max 95ohms min Stahl Model 9001 02 133 150 10 TFT32 Tank Farm Transmitter Mounting 6 18 Greyline inslrumenls inc 577mm 3 Mounting 6 18 157 END VIEW TFT32 TANK FARM TRANSMITTER 6 89 175 tu 5 INTRINSIC SAFETY BARRIER 9 6 89 175mm j 2 95 75mm ELECTRONICS ENCLOSURE CONNECTIONS Stahl Model 9001 02 133 150 10 HAZARDOUS LOCATION CLASS GROUPS C D CLASS II GROUPS E F G CLASS III NOTE Page 26 GREYLINE INSTRUMENT NON HAZARDOUS LOCATION OISNIH LNI HdlHHV8 AL34VS BARRIER EQUIPPED UNITS ARE FACTORY WIRED WITH GROUND SENSOR THROUGH THE INSTRUMENT CHASSIS POWER INPUT GROUND MUST BE CONNECTED TO A GOOD GROUND 1 OHM WITH A 12AWG CONDUCTOR REPLACEMENT FUSE ASSEMBLY ORDER PART NO ISB 011239 160mA NB3ub Greyline ia inc TFT32 Tank Farm Transmitter CONNECTIONS OPTIONAL 115VAC or 230VAC Power Input OPTIONAL 115VAC 50 60Hz or OPTIONAL 230VAC 50 60Hz 14 AWG MAX
30. t 15 m continuous RG62AU coaxial Sensor Cable Additional RG62AU coaxial cable and Cable Junction Box Option JB may be spliced and extended up to 500 ft 152 m as required during installation No adjustment is required when the sensor cable is extended or shortened Use only RG62AU or RG62U coaxial cable which is available from Greyline Instruments or your local distributor Nominal impedance of RG62AU cable is 93 ohms Extended sensor cable must be installed in metal conduit to prevent interference Do not use BNC coaxial connectors TV cable type Recommended installation with a metal junction box is illustrated below METAL BOX METAL CONDUIT SHIELD SHIELD TERMINAL BLOCK TO SENSOR METAL CONDUIT EXTENDED SENSOR CABLE TO LS ELECTRONICS ENCLOSURE MAX 500 ft 152M RG62AU COAXIAL SENSOR CABLE lt 25 ft 7 6m RG62AU COAXIAL SENSOR CABLE JUNCTION BOX ACCESSORY JB DIMENSIONS OPTION JB JUNCTION BOX 5 5 140mm N SIDE VIEW Claram Gamm TOP VIEW D Gann Mounting 5 127mm Page 25 Greyline Ut ani inc SENSOR INTRINSIC SAFETY OPTION ISB When connected through an Intrinsic Safety Barrier the Greyline PZ32T A and PZ32TE A and PZ52T sensors are CSA certified for installation in a hazardous location rated Class I Groups C D Class II Groups E F and G Class III Int
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