ABB LST400 Operating Instructions Manual Download Page 31 | Manualshive

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L ST4 0 0 |

U LT R A S O N I C L E V EL T R A N SM I T T ER

| O I/L S T4 0 0 - EN R E V. E

31

General purpose 15m Sensor

• Maximum measuring length (ML) 50ft / 15 m
• Application: general use non-corrosive liquid

4.3 in

110 mm

3.2 in

80 mm

Ø

77.5 mm

25.4 mm

77.2 mm

Ø

92.2 mm

Thread:

1" NPT x 0.94" long (ref.)

Foam face 15m sensor

• Maximum measuring length 50ft / 15m.
• Application: general use in solid materials.

Corrosion resistant 15m sensor

• Maximum measuring length 50ft / 15m
• Application: corrosive liquid

NOTICE

Corrosion resistance doesn't include sensor cable - need
special protection of cable when required.

General purpose 30m sensor

• Maximum measuring length 100ft / 30m
• Application: general use non-corrosive liquid

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Summary of Contents for LST400

Page 1: ...instruction manual provides the following information Quick start guide for distance level and flow see page 4 Guidelines on changing parameters see page 5 Installation instructions see page 6 For more information Further publications for LST400 are available for free download from http new abb com products measurementproducts Ultrasonic level products ...

Page 2: ...ey pad in run mode 16 Run mode screen in distance level mode 17 Graphic echo screen 18 mA graph screen 18 8 Examples 19 Distance measurement 19 Level measurement 19 Level measurement and engineering units 20 Level measurement using the lineariser function 20 Level measurement using the lineariser function with a non linear vessel 21 Venturi flume 22 V Notch 23 Working with the simulator 24 Fifo fi...

Page 3: ... to the transducer The LST400 can measure distance level and open channel flow In distance mode the LST400 measures distance from the transducer This means the 20mA will be the furthest point and the 4mA will be the closest point In level mode the LST400 measures level in a tank This means at the furthest point or when the tank is empty the instrument will read 4mA At the closest point the tank wi...

Page 4: ...ess ENTER to scroll through the menus until the section MODE appears 5 Press and ENTER to select LEVEL 6 Press RUN Aim the transducer at a wall about 6 ft away and check the display It should read the following for a 15m Sensor transducer Level 26 25ft mA Output 17 47mA Instant 6 00 ft Temperature 20 C Percentage 84 21 If the Head reading is below 1 64 ft then move the transducer closer to the wal...

Page 5: ... pressing the keys Scroll Up Down Enter Run Enter Code 5000 3 To confirm security code press ENTER Enter the Code 5159 Scroll Up Down Enter Run If Code has been accepted the unit will enter the menu If Code has not been accepted the screen will display Dist 6 00 ft mA Output 7 20mA Instant 6 00 ft Temperature 20 C Percentage 20 00 If the security code has been changed and forgotten then contact th...

Page 6: ... fitted here Transducer screws into isolation kit The installation of the transducer is the most important section of this manual and has been divided into 6 sub sections 1 The transducer must be fitted at the normal blanking distance above the highest point of level Check the specification for the blanking distance 2 Always use the plastic isolation kit This kit must be fitted to a rigid support ...

Page 7: ...ally access the programming and then to run through the various menus This key is used to DECREASE the value in the various commands This key also starts the simulation mode increasing in level See page 27 for details This key is used to INCREASE the value in the various commands This key also starts the simulation mode increasing in level See page 27 for details ENTER When a value has been change...

Page 8: ...LICATION LIQUIDS SOLIDS LIQUIDS FACTORY RESET NO YES NO TEMPERATURE COMPENSATION OFF ON OFF SIMULATE NO YES NO SET PASSWORD NO YES NO BACKLIGHT OFF ON 1 6MIN PERM 2MIN LOSSTIME 30 900SEC 300SEC FAILSAFE 3 6mA 4 0mA 20mA 21mA HOLD HOLD ENGINEERING UNITS NONE aaa zzz AAA ZZZ 0 9 NONE MAXIMUM VALUE 0 99999 100000 DECIMAL POINT 0 3 2 ZERO OFF SET 0 16 FT TO 0 16 FT 0 SETUP RELAYS NO YES NO RELAY1 TO R...

Page 9: ...power to locate the correct echo DEFAULT Liquids Factory reset This prompt will reset all values entered back to factory setting except the password Please write down all settings before using this function DEFAULT No Temperature compensation Set temperature compensation on or off DEFAULT Off Simulate Simulates the level relay outputs and mA outputs with the rate of change selected DEFAULT No Set ...

Page 10: ...F The FIFO First In First Out routine will use the relay set points configured for the pumps that require cycling and rotate these set points among the pumps for subsequent cycles NOTE The FIFO routine ensures that the lead pump will always switch off first HINT It is advisable to configure the reset points for the pumps that require cycling to the same level DEFAULT Off Clear relays Clears the nu...

Page 11: ...e 35 00 Set point 9 Height 13 12 ft Percentage 40 00 Set point 10 Height 14 76 Percentage 45 00 Set point 11 Height 16 41 ft Percentage 50 00 Set point 12 Height 18 05 ft Percentage 55 00 Set point 13 Height 19 69 ft Percentage 60 00 Set point 14 Height 21 33 ft Percentage 65 00 Set point 15 Height 22 97 ft Percentage 70 00 Set point 16 Height 24 61 ft Percentage 75 00 Set point 17 Height 26 25 ft...

Page 12: ...IDS LIQUIDS FACTORY RESET NO YES NO TEMPERATURE COMPENSATION ON OFF OFF SIMULATE NO YES NO SET PASSWORD NO YES NO BACKLIGHT OFF ON 1 60MIN PERM 2MIN LOSSTIME 30 900SEC 300SEC FAILSAFE 3 6mA 4 0mA 20mA 21mA HOLD HOLD FLOW UNITS SEE LIST LT SEC MAXIMUM VALUE 1 99999 1000 ZERO OFF SET 0 16 ft TO 0 16 ft 0 ft TOTALIZER COUNT 1 1000000 1 TOTALIZER UNITS A Z a z 0 9 Lt TOTALIZER RESET NO YES NO FLOW CUR...

Page 13: ...t echo DEFAULT Liquids Factory reset This prompt will reset all values entered back to factory setting except the password Please write down all settings before using this function DEFAULT No Temperature compensation Set temperature compensation on or off DEFAULT Off Simulate Simulates the head Relay output and mA output at the rate of change selected DEFAULT No Set password This prompt will allow...

Page 14: ... the pumps that require cycling and rotate these set points among the pumps with the COMPLETION of each cycle NOTE The COMPLETION of a cycle is reached once all pumps have switched OFF The FIFO First In First Out routine will use the relay set points configured for the pumps that require cycling and rotate these set points among the pumps for subsequent cycles NOTE The FIFO routine ensures that th...

Page 15: ...tage 20 71 Set point 9 Height 1 97 ft Percentage 25 30 Set point 10 Height 2 22 ft Percentage 30 19 Set point 11 Height 2 46 ft Percentage 35 36 Set point 12 Height 2 71 ft Percentage 40 79 Set point 13 Height 2 95 ft Percentage 46 48 Set point 14 Height 3 20 ft Percentage 52 40 Set point 15 Height 3 45 ft Percentage 58 57 Set point 16 Height 3 69 ft Percentage 64 95 Set point 17 Height 3 98 ft Pe...

Page 16: ...o the status screen of the relays Relay State Hour Cycles REL 1 OFF LO 0 2 REL 2 ON HI 1 2 REL 3 ON HI 3 5 REL 4 OFF LO 0 0 REL 5 INACTIVE Press ENTER again and the screen goes to the graphic echo screen E ft 2v E 0 4 D 39 G 99 P 15 49 0 mA Output Screen Note The screen reverts back to normal run mode within 2 minutes Pressing ENTER again while in the onscreen KScope screen will revert the screen ...

Page 17: ...e 3 The temperature which is being measured at the transducer if temperature compensation has been enabled 4 The value of percentage fill of the instrument 5 The mA output of the instrument 6 The average Distance Level value which is calculated The relay state screen Pressing ENTER while in run mode to get the RELAY STATE SCREEN Relay State Hour Cycles REL 1 OFF LO 0 2 REL 2 ON HI 1 2 REL 3 ON HI ...

Page 18: ...2 Displayed instant distance from transducer to substance or object being measured e g 39 ft 3 The Gain needed to get the particular returned echo signal to give a particular measurement e g 50 4 The amount of power needed to obtain an echo e g 15 power 5 Maximum distance or span e g 49 ft 6 Graphical representation of the echo received by the transducer 7 Threshold line whereby any echoes below t...

Page 19: ... ft 0 75 m Blanking distance 1 63 ft 0 50 m RELAY1 SET 13 2 ft 4 00 m RELAY 1 RESET 11 55 ft 3 50 m Span 14 85 ft 4 50 m RELAY 2 SET 3 28 ft 1 00 m RELAY2 RESET 4 95 ft 1 50 m NOTICE Set the relay set and reset point further apart to avoid the relays from chattering Below is what LST400 will display on the application above Relay 1 will switch on set when the level rises above 13 2 ft 4 00 m and r...

Page 20: ...0 50 m Rate of change 3 28 ft min 1 m min Engineering units LIT Maximum value 40 00 Decimal point 40 00 Level measurement using the lineariser function Empty distance 16 5 ft 5 00 m 2 46 ft 0 75 m 8 20 ft 2 50 m Blanking distance 1 63 ft 0 50 m Span 14 85 ft 4 50 m Security code 5159 Mode LEVEL Empty distance 16 5 ft 5 00 m Span 14 85 ft 4 50 m Blanking 1 63 ft 0 50 m Rate of change 3 28 ft min 1 ...

Page 21: ...s what LST400 will display on the above application The analogue output should be approximately 18 80mA Level 13 94 ft mA Output 18 80mA Instant 2 46 ft Temperature 20 C Percentage 92 50 Level measurement using the lineariser function with a non linear vessel Empty distance 16 5 ft 5 00 m 2 46 ft 0 75 m Span 14 85 ft 4 50 m Security code 5159 Mode LEVEL Empty distance 16 5 ft Span 14 76 ft Blankin...

Page 22: ...ve the zero of the flume this is the Empty Distance The Span is 1 97 ft 0 60 m and the Blanking Distance is 1 97 ft 0 60 m The transducer must be fitted 3 x maximum head upstream There is an external counter connected to the relay counter The water flow must not dam up and cause a build up inside the flume Flow 3 94 ft 1 20 m 3 X H Note The Empty Distance is to the zero of the flume and not the bo...

Page 23: ...xternal counter connected to the relay counter The water flow must not dam up and cause a build up behind the weir Note The Empty Distance is to the bottom of the V Notch and not the bottom of the weir NOTICE Set the relay set and reset point further apart to avoid the relays from chattering Below is what LST400 will display on the above application The relay will drive the counter for every 1000 ...

Page 24: ...ays from chattering In order to activate the simulator proceed with the following Scroll through the menus with either the SCROLL or ENTER until the option Simulate appears Use to select YES and then press ENTER Press RUN to exit the menu Press or to start the simulator to increase or decrease the level at the rate of change Relay 1 will set above 13 3 ft 4 00 m and reset below 11 55 ft 3 50 m Rel...

Page 25: ... reset point further apart to avoid the relays from chattering The following will occur in the FIFO pump cycling routine Relay Status Time on in hrs Sequence 1 Level 4 27 ft Relay 1 OFF 0 Relay 2 OFF 0 Relay 3 OFF 0 Sequence 2 Level 7 22 ft Relay 1 ON 1 Relay 2 OFF 0 Relay 3 OFF 0 Sequence 3 Level 11 81 ft Relay 1 ON 2 Relay 2 ON 1 Relay 3 OFF 0 Sequence 4 Level 14 11 ft Relay 1 ON 3 Relay 2 ON 2 ...

Page 26: ...t point further apart to avoid the relays from chattering The following will occur in the Rotate pump cycling routine Relay Status Time on in hrs Sequence 1 Level 4 27 ft Relay 1 OFF 0 Relay 2 OFF 0 Relay 3 OFF 0 Sequence 2 Level 7 22 ft Relay 1 ON 1 Relay 2 OFF 0 Relay 3 OFF 0 Sequence 3 Level 11 81 ft Relay 1 ON 2 Relay 2 ON 1 Relay 3 OFF 0 Sequence 4 Level 14 11 ft Relay 1 ON 3 Relay 2 ON 2 Rel...

Page 27: ...Check the specification of the transducers as agitated surfaces and solids do not reflect as powerful a signal as flat surfaces Aim the transducer straight down if used on liquids and perpendicular if used on solids Check if the transducer face is dirty Wrong reading always reading close to Transducer Check to see if the isolation kit has been used correctly and is only hand tight Do not reduce bl...

Page 28: ...upply SW2 CH 1 2 OFF CH3 ON Power supply PWR Supply NOTICE Do not connect more than one power supplies at the same time LST400 can be powered by 220VAC 110VAC or 24VDC Follow below connections for different powers 220VAC Connection Connect 220V Terminal with LIVE connect N Terminal with NEUTRAL and connect PE Terminal with Earth 110VAC Connection Connect 110V Terminal with LIVE connect N Terminal ...

Page 29: ...lay 1 5 Type 1 Form C Changeover Rating 12A 250VAC Functions pump control output alarms etc Transducer Transducer Connect BLACK with the black wire which is for temperature signal Connect SHIELD with shield which is for common ground of both signal wires Connect BLUE with blue wire which is for measurement signal Fuses F1 F2 Fuses can only be replaced by a trained electrical technician if broken F...

Page 30: ...LST400 ULTR ASONIC LEVEL TR ANSMITTER OI LST400 EN REV E 30 11 Dimensions Transmitter Mounting Kit ...

Page 31: ...m Thread 1 NPT x 0 94 long ref Foam face 15m sensor Maximum measuring length 50ft 15m Application general use in solid materials Corrosion resistant 15m sensor Maximum measuring length 50ft 15m Application corrosive liquid NOTICE Corrosion resistance doesn t include sensor cable need special protection of cable when required General purpose 30m sensor Maximum measuring length 100ft 30m Application...

Page 32: ...LST400 ULTR ASONIC LEVEL TR ANSMITTER OI LST400 EN REV E 32 ...

Page 33: ...ich arose only under normal use and service and which were not the result of either alterations misuse abuse improper or inadequate adjustments applications or servicing of the product ABB s warranty does not include onsite repair or services Field service rates can be supplied on request If a product is believed to be defective the original purchaser shall notify ABB and request a Returned Materi...

Page 34: ...R ANSMITTER OI LST400 EN REV E 34 13 Customer support ABB Engineering Shanghai Ltd No 4528 Kangxin Highway Pudong District Shanghai 201319 P R China Phone 4008209696 Fax 86 21 61056677 Email instrumentservice abbchina cn abb com ...

Page 35: ...ITTER OI LST400 EN REV E 35 ABB RMA Form ABB Engineering Shanghai Ltd No 4528 Kangxin Highway Pudong District Shanghai 201319 P R China Phone 4008209696 Fax 86 21 61056677 Email instrumentservice abbchina cn abb com www abb com level ...

Page 36: ...contained therein Any reproduction disclosure to third parties or utilization of its contents in whole or in parts is forbidden without prior written consent of ABB Copyright 2019 ABB All rights reserved ABB Engineering Shanghai Ltd Process Automation No 4528 Kangxin Road Pudong New District Shanghai 201319 P R China Tel 86 21 6105 6666 Fax 86 21 6105 6677 ABB Inc Process Automation 125 E County L...

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