NIVELCO EasyTREK SCD-300 Series Скачать руководство пользователя страница 16 | Manualshive

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NIVELCO EasyTREK SCD-300 Series Скачать руководство пользователя страница 16

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5.4.

P

ARAMETERS

–

D

ESCRIPTION AND PROGRAMMING

5.4.1.

M

EASUREMENT

C

ONFIGURATION

P00: - c b a Application/Engineering Units

ATTENTION!

Programming of this parameter will result in loading the factory default with the corresponding engineering units.

a

Operating (measurement) mode

1

Free flowing solids level measurement

Engineering units (according to “c”)

( according to „c”)

b

Metric

US

0

m ft

1

cm inch

c

Calculation system

0

Metric

1

US

FACTORY DEFAULT: 001

DEVICE CAN BE OPERATED WITH TWO DIFFERENT ENGINEERING UNIT SYSTEMS, BUT FOR THE SAKE OF EASY OVERVIEW ONLY THE
METRIC SYSTEM WILL BE USED!

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Содержание EasyTREK SCD-300 Series

Страница 1: ...1 36 INSTALLATION and PROGRAMMING MANUAL 1st edition HiTECH NIVELCO Process Control Co 301Oxford Valley Road Bldg 505 Yardley PA 19067 Tel 215 321 6012 Fax 215 321 6067 E mail info hitechtech com www...

Страница 2: ...scd3404a0600p_01 2 36...

Страница 3: ...in meas distance X m DEFAULT value of P05 X m Max measuring distance of the application H Programmed value of P04 H Programmed measurement range Close end blocking X B Progr value of P05 X B X m LEV l...

Страница 4: ...UTTING INTO OPERATION 14 5 1 1 Status indication signals in measuring mode 15 5 2 SAFETY REGULATIONS OF THE EX APPROVED UNITS 15 5 3 PROGRAMMING 15 5 4 PARAMETERS DESCRIPTION AND PROGRAMMING 16 5 4 1...

Страница 5: ...ured and back The sensor emits an ultrasonic pulse train and receives the echoes reflected The intelligent electronic device processes the received signals by selecting the echoes reflected from the s...

Страница 6: ...on of the output current of the EasyTREK In this case there can be one or more devices in the current loop that use analogue signals with their total resistance being Rt 250 600 and one HART master de...

Страница 7: ...racy 0 2 of the measured distance 0 1 of the range Resolution 0 39 10 mm Damping 3 1000 s Electric connection 6 x 2 5 mm2 7 5 mm shielded cable standard length 9 8 ft 3 m to order up to 98 ft 30m Elec...

Страница 8: ...on CD ACCESSORIES TO BE ORDERED Split flange order code SFA 3 5 EView configuration software CD HART modem 2 4 ORDER CODES EasyTREK S C D 3 Range Code Mounting Code Output Ex Code 197 ft 60 m 1 1 BSP...

Страница 9: ...04a0600p_01 9 36 2 5 DIMENSIONS SCD 310 _ SCD 310 _ Ex SCD 330 _ SCD 340 _ SCD 330 _ Ex SCD 340 _ Ex SCD 31J _ SCD 31J _ Ex SCD 33J _ SCD 33J _ Ex SCD 34J _ SCD 34J _ Ex Ball joint Housing view from a...

Страница 10: ...the filling point s as possible PNEUMATIC FILLING Select a location where the speed of the in flowing material is the smallest Suggested location view from above 40 m 3 8 m 50 m 4 7 m MOUNTING see ill...

Страница 11: ...n also be mounted on existing manhole covers access lids or for instance on a steel structure lowered into a larger ex 0 5 x 0 5 m opening on the roof This solution is to be used with roofs thicker th...

Страница 12: ...supply wires to the white wire of the current output GND In this case the current output becomes galvanically non isolated The units and the cables should be arranged so that the fastening outside th...

Страница 13: ...e SCD 300 transmitters connected to a MultiCONT process control unit Power is supplied from a common external source the relays are not used 24 V AC DC 26 27 28 Brown Grey White Green Shielding MultiC...

Страница 14: ...ecial cases are switched off AIMING THE SENSORS When the material to be measured is being filled or emptied because of the formation of an angle of repose the vertically installed transmitter will exp...

Страница 15: ...terface of the EasyTREK enables full access and programming of the complete parameter set Parameters can be accessed by two ways with a HART modem and EView or Eview light configuration software run o...

Страница 16: ...the factory default with the corresponding engineering units a Operating measurement mode 1 Free flowing solids level measurement Engineering units according to c according to c b Metric US 0 m ft 1...

Страница 17: ...more measured or calculated process values can be transmitted through HART e g if P01 0 only the Distance if P01 4 Distance Level and Volume Exception P01 2 or 4 a MEASUREMENT MODE TRANSMITTED PROCES...

Страница 18: ...red in the application Factory default of this parameter is the maximum distance XM that can be measured by the unit See table below During programming P04 should be set for the maximum distance H to...

Страница 19: ...o originating from the bottom rim of a stand off pipe or from any object protruding into the ultrasonic cone near to the transmitter Automatic Close end blocking Automatic Dead Band control By using t...

Страница 20: ...locking Message of Sub 0 appears in EView in level and volume measurement mode Current output holds value corresponding to far end blocking distance SUB 0 display below this level P06 Far end blocking...

Страница 21: ...t engineering units of LEV m ft or VOL m3 ft3 Assignments can be made so that the proportion between the change of the measured or calculated process value and the change of the current output be eith...

Страница 22: ...de energised relay FACTORY DEFAULT 2 P14 Relay parameter Setpoint value FACTORY DEFAULT 0 P15 Relay parameter Setpoint value Relay set points are to be programmed for two point control Values should b...

Страница 23: ...ed Applicable 6 100 Recommended Recommended 7 300 Recommended Recommended 8 600 Recommended Recommended 9 1000 Applicable Applicable FACTORY DEFAULT 7 300 s P23 a Angle of repose repose formation This...

Страница 24: ...ng window determines the flight time for calculation of the distance of the target the picture below can be seen on the test oscilloscope Received signal amplitude Echo 1 t t ultrasound flight time Ec...

Страница 25: ...and the analogue output value will hold last value 2 Advance to full When echo loss occurs during filling the displayed value on the EView and the analogue output value shifts towards the full tank si...

Страница 26: ...g on P00 c P33 m Manual echo selection by moving the Measuring Window A so called measuring window is formed around the echo signal See scheme on the next page The distance of the target will be calcu...

Страница 27: ...3 Weak echo from the surface Eg 3 85 m Disturbing echo Eg 5 2 m 1 2 flight time Transmitted DIST value of the disturbing echo Transmitted DIST value the value is correct Measuring Window finds the ec...

Страница 28: ...nk silo with chute P41 P42 P43 P44 P45 B3 Lying cylindrical tank shape value of b as bellow bottom P40 b P41 P42 04 Spherical tank P41 FACTORY DEFAULT 00 P41 45 Tank silo dimensions Standing cylindric...

Страница 29: ...ys start with L 1 0 and r 1 value assigned to 0 level The table must be ended either with the 32nd data pair i e j 32 or if the linearisation table contains less than 32 data pairs j 32 it must be end...

Страница 30: ...Actual temperature of the transducer C F Broken loop of the thermometer will be indicated by Pt Error message that is initiated by a signal sent via HART In this case the transmitter will perform temp...

Страница 31: ...5 4 8 TEST PARAMETERS P96 Checksum P97 Software code Read only parameter P98 Hardware code Read only parameter P99 dcba Access lock by secret code The purpose of this feature is to provide protection...

Страница 32: ...g according to Users Manual Err6 The measurement is at the reliability threshold Change aiming or try to find a better location Err7 No signal received within the measuring range specified in P04 and...

Страница 33: ...through resonance ex static build up it can be cleaned by pressurised air Equipment sent back for repair should be cleaned or sterilised by the User The User must declare that the above has been carri...

Страница 34: ...21 Transmitted value assigned to 4 mA P38 P11 21 Transmitted value assigned to 20 mA P39 P12 21 Error indication by the current output P40 28 Selection of tank shape open channel P13 P41 28 Dimension...

Страница 35: ...ducer P86 P65 30 Maximum temperature of the transducer P87 P66 30 Minimum temperature of the transducer P88 P67 P89 P68 P90 P69 P91 P70 30 Echo Map P92 P71 31 Position of the measuring window P93 P72...

Страница 36: ...scd3404a0600p_01 36 36 scd3404a0600p_01 doc May 2006 HiTECH NIVELCO reserves the right to change technical specifications without notice...

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