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4.8

Specifications

4.8.1 Functional

Measurement principle

Buoyancy – continuous displacement
utilizing a precision range spring

Input

Measured variable

Level, determined by LVDT core
movement affected by buoyancy force
changes on continuous displacer

Physical Range

Up to 120" (300 cm) based on
displacer length

Output (Digital ES II)

Type

Analog 4 to 20 mA direct or reverse
acting with HART® digital signal

Range

Analog 3.8 to 20.5 mA useable

Digital 0 to 100%

Loop Resistance (maximum)

545 Ohms @ 24 VDC

Fault

3.6 or 22 mA, selectable

Damping

Adjustable 0-60 seconds

Sampling Rate

Transmitter 15 times per second
Digital Meter 1.33 times per second

User Interface (Digital ES II)

Keypad

3 calibration buttons (up, down, enter)

Indication

3 LED’s on PCB for calibration and
functional checks

Digital communication

HART Version 5.x compatible

Power (Digital ES II)

Measured at instrument

12 to 36 VDC

terminals

Output (Analog EZ)

Type

Analog 4 to 20 mA direct
or reverse acting

Range

Analog 4 to 20 mA useable

Loop Resistance

(

maximum)

480 ohms @ 24 VDC

Fault

22 mA

User Interface (Analog EZ)

Potentiometers

Zero + Span controls

Action

Direct/Reverse switch

Power (Analog EZ)

Measured at instrument

12 to 36 VDC

terminals

120 VAC, 50/60 Hz
240 VAC, 50/60 Hz

Housing

Material

Polymer coated cast iron

Cable entry

1" NPT

48-618 ES/EZ Modulevel Displacer Level Transmitter (Top Hat Assembly Design)

Содержание ES Modulevel

Страница 1: ...Digital ES II Modulevel with HART Communication and Analog EZ Modulevel Electronic Liquid Level Transmitters ES EZ Modulevel Top Hat Assembly Design Installation and Operating Manual...

Страница 2: ...n switched off or the area is known to be non hazardous Low Voltage Directive For use in Category II installations If equipment is used in a manner not specified by manufacturer protection pro vided b...

Страница 3: ...1 Connections 22 3 5 2 Display Menu 22 3 5 3 Basic Field Calibration Using Hart HHC 22 3 5 4 Hart Menu 23 4 0 Reference Information 4 1 Description 25 4 2 Theory of Operation 26 4 2 1 Displacer Buoyan...

Страница 4: ...placer must again be secured using the same strap and wire assembly Check that the model number on the nameplate matches the packing slip and purchase order Record the model and serial numbers for fut...

Страница 5: ...t for the type of installation See Specifications Section 4 8 When installing the Modulevel transmitter in a general purpose or hazardous area local state and federal regula tions and guidelines must...

Страница 6: ...onfigurations and process connections Generally either a threaded welded or flanged connection is used with an external cage A flanged connection is always used on a tank top model For information abo...

Страница 7: ...are shipped from the factory with the enclosing tube tightened and the transmitter head set screws locked to the enclosing tube Failure to loosen the set screws prior to repositioning the supply and...

Страница 8: ...down valve refer to Figure 4 Equalizing lines should be sized at least as large as the connections provided at the chamber 3 Make sure that the chamber is vertically level within 3 in each direction...

Страница 9: ...te matches the power supply Do NOT attempt to operate this unit at voltages other than as identified as it will damage the unit 1 Remove the cover to the junction box of the transmitter 2 If unit is s...

Страница 10: ...iscrete numbered wires with the numbers on each terminal block See Figure 10 3 Wire the power supply to the terminal board in the junction box and seal the conduit per the instructions in Section 2 1...

Страница 11: ...Blu Red Yel Brn Grn 1 2 3 5 6 4 1 2 3 5 6 4 Integral LVDT Housing Terminal Block Figure 10 Analog EZ Remote Mounted Transmitter Wiring Figure 9 Analog EZ Maximum Loop Resistance 8 48 618 ES EZ Modulev...

Страница 12: ...T Y OF MAGNETRO LI NTERNAT I ONAL NO USE W HATSOEVER O F T HEI NFORMATI ON CON TAI NED HEREON NOR REPROD UCTI ON I N W HOLE OR I N PART MA YBE MADEW I THOUT THE E XPRE SSW RI TTEN PERM ISSI ON OF MAGN...

Страница 13: ...Establish liquid level at the desired 4 mA 0 level on the displacer 6 Adjust the zero control until the output signal is 4 00 mA 0 on transmitter with analog meter 7 Replace cover on zero control 8 E...

Страница 14: ...e output signal is 20 00 mA 100 on transmitter with analog meter 2 4 3 Bench Calibration The Analog EZ Modulevel can be bench calibrated using the calibration stand P N 31 6107 001 except units that h...

Страница 15: ...the zero control until the output signal is 4 00 mA 0 on transmitter with analog meter 7 Replace cover on zero control 8 Lift the adjustment rod until the top of the enclosing tube is aligned with th...

Страница 16: ...sors White Teflon Spacer Must Be Installed Base and Junction Box Stand S P 2 4 6 8 1 0 2 4 6 8 1 0 LVDT Core 13 48 618 ES EZ Modulevel Displacer Level Transmitter Top Hat Assembly Design Figure 16 Dig...

Страница 17: ...meter straight out until it unplugs See Figure 16 If unit has no meter terminal board is already accessible 3 Install an approved seal within 18 of the junction box conduit 4 Pull the supply wires and...

Страница 18: ...using HART a loop resistance of 250 to 450 ohms must be placed in series with the Digital ES II Modulevel See Figure 17 on page 14 Caution Instrument and conduit junction box covers must be in place a...

Страница 19: ...1 Push button field calibration 1 Bring process up to operating temperature 2 Establish liquid level at desired 4 mA 0 level on dis placer If 4 mA level is at the bottom of the displacer 4 mA point m...

Страница 20: ...h calibrated using the calibration stand P N 31 6107 001 except units that have been calibrated for interface service Bench callibra tion cannot be performed on interface models The fixture includes a...

Страница 21: ...rt calibration The ZERO LED will light Loop will go to 22 mA 9 Press UP to lock in the 20 mA value The ZERO LED will go off The SPAN LED will be on Loop will go to 20 mA 10 Press ENTER to confirm the...

Страница 22: ...11 As in step 8 above set display to desired 20 mA reading 12 Simultaneously press both buttons to store the 20 mA reading 13 Replace transparent meter cover and transmitter junction box cover 3 4 4 I...

Страница 23: ...o to 22 mA 5 Press the DOWN key to lock in the 4 mA value The ZERO LED will flash and remain on Loop will stay at 22 mA 6 Press ENTER to confirm the setting The ZERO LED will go off and the loop will...

Страница 24: ...ter at the point on displacer equal to the upper S G 100 EX 0 78 100 78 3 Ensure there is no explosion hazard With unit power on remove cover 4 Press ENTER key to start calibration ZERO LED will light...

Страница 25: ...ms of minimum load resistance A typical connection between a HHT and the Digital ES II Transmitter is illustrated in Figure 22 3 5 2 Display Menu A typical communicator display is an 8 line by 21 char...

Страница 26: ...eters 1 Set Points 2 Damping 3 Fault State select 3 6 mA down button or 22 mA up button 4 Date Time Initials enter this info as customer record of recalibration 5 Loop Test 1 Tag enter tag of unit 2 D...

Страница 27: ...tory set 8 4 mA Trim Point factory set 9 20 mA Trim Point factory set 10 Set Serial Number factory set 1 Model 2 Manufacturer 3 Set Magnetrol S N 4 Dev id 5 Tag 6 Descriptor 7 Message 8 Damping 9 Faul...

Страница 28: ...element and the output electronics provides a simple mechanical design and construction The vertical in line design of the transmitter results in low instrument weight and simplifies installation The...

Страница 29: ...windings form an open transformer The secondary windings are positioned one above each other opposite the primary winding The primary winding is powered so that when the magnetic steel core is positio...

Страница 30: ...ll stilling well See Section 3 5 4 Loop current randomly unstable Waves or disturbances in medium Adjust damping via HART Power supply unstable Repair or replace power supply Electrical interference R...

Страница 31: ...240 VAC controls only Refer to Figure 25 during this procedure 1 Remove power from the unit 2 Remove transmitter housing cover To remove old power supply board 3 Mark the five wires connected to P1 t...

Страница 32: ...f the LVDT to the lower right hand corner of the transmitter PC board Remove the eight pin connector on this wire from J1 on the PC board 4 Using a multimeter check the primary winding by verify ing t...

Страница 33: ...oard 6 Install new LVDT by reversing the above steps 4 5 3 Checking the LVDT Winding Resistance Refer to Figure 26 during this procedure 1 Remove power from the unit 2 Remove the transmitter housing c...

Страница 34: ...EMA 4X RZW X RSW X 4 XEXX XXXX RZQ T Explosion Proof with with transmitter codes RSQ T Z Intrinsically Safe Connections Class I II III Div 1 Groups B C D E F G Nema 4X Entity EXX XXXX EZD H I K Intrin...

Страница 35: ...RSQ T Z 4 6 3 ATEX European Directive for Explosion Protection Model Approval ATEX XEXX XXXX EXX XXXX with transmitter codes Explosion Proof EZA E F G ATEX Ex II 1 2 G EEx d IIC T6 ESA E F G 7 9 RZW...

Страница 36: ...7826 003 24 VDC Remote EZQ EZT GZQ GZT GZZ 89 7826 004 89 7826 001 120 VAC EZR EZU GZR GZU 89 7826 005 89 7826 002 240 VAC EZS EZV GZS GZV 89 7826 006 89 7826 003 24 VDC HT Integral RZW RZX RZQ RZT 8...

Страница 37: ...GS4 37 3310 001 89 7830 003 89 7828 006 GZH 89 7830 001 89 7828 001 89 6562 001 GZ2 89 7827 003 N A and QTY 2 N A GZ3 89 7830 003 89 7828 002 GZK 89 7830 001 89 7828 003 89 6562 001 GZ5 89 7827 003 37...

Страница 38: ...ndard n a 32 5855 003 n a 4 2500 High Temp n a 32 5855 008 n a 6 2500 standard n a 32 5855 005 n a 6 2500 High Temp n a 32 5855 010 n a Flange Flange Assembly 150 300 600 900 1500 2500 3 CS 0 5 89 421...

Страница 39: ...nction Box Range Spring Cotter Pins Enclosing Tube Gasket Flange or Flange Assembly Displacer Displacer Low Pressure High Pressure 0 5 1 0 2 0 1 0 14 89 6125 001 89 6126 001 89 6125 010 32 89 6125 002...

Страница 40: ...rom socket P1 on the board 9 Clip the plastic tie wrap that holds the cable to the board 10 Remove and discard the PC board and bracket assembly INSTALLATION OF THE ES II REPLACEMENT BOARD 1 Have on h...

Страница 41: ...sing tube Make sure the housing set screws are loose so that the assembly fits tightly to the enclosing tube nut As you lower the assembly guide the PC board assembly mounting bracket onto the enclosi...

Страница 42: ...15 times per second Digital Meter 1 33 times per second User Interface Digital ES II Keypad 3 calibration buttons up down enter Indication 3 LED s on PCB for calibration and functional checks Digital...

Страница 43: ...torage temperature 40 F to 185 F 40 C to 85 C Electromagnetic Meets CE Requirements compatibility EN 50081 2 EN 50082 2 4 8 2 Performance Linearity independent LVDT 0 25 of full span Mechanical electr...

Страница 44: ...th Digit Codes 1 2 3 Figure 29 HT Integral Side Bottom Mount Fourth Digit Codes 7 8 9 Figure 30 Integral Top Mount 8 62 219 19 10 485 19 5 C E D Level range plus 3 50 89 Level range plus 8 62 219 10 7...

Страница 45: ...id Range 8 62 219 Figure 34 E53 Series with Upper Side Bottom Connections Integral Mount 900 1500 2500 lb Class 10 75 273 8 62 219 1 NPT conduit connector B Level range 2 11 2 or 2 ANSI standard flang...

Страница 46: ...6 D8 D0 2 S W Q3 Q4 Q5 2 flanged complete order code for Standard EZ Modulevel transmitter 14 32 48 60 72 84 96 108 120 inches 356 813 1219 1524 1829 2134 2438 2743 3048 mm A B C D E F G H I code flan...

Страница 47: ...nalog 24 VDC EP FM CSA Eighth Digit G only 5 Analog 120 VAC EP FM CSA 400 F max 6 Analog 240 VAC EP FM CSA 7 Digital 24 VDC EP FM CSA Q None 24 VDC IS NI FM CSA CENELEC HT Integral Mount W None 24 VDC...

Страница 48: ...dulevel 45 48 618 ES EZ Modulevel Displacer Level Transmitter Top Hat Assembly Design 4 9 2 Models for Steam applications 900 to 2500 lbs TANK CONNECTION Top mounted connection type External cage mode...

Страница 49: ...7 Digital 24 VDC EP FM CSA Q None 24 VDC IS NI FM CSA CENELEC HT Integral Mount W None 24 VDC EP FM CSA CENELEC Fourth Digit 8 only T Analog 24 VDC IS NI FM CSA CENELEC Eighth Digit R only X Analog 24...

Страница 50: ...vel Transmitter Top Hat Assembly Design 4 9 3 Models for Non Steam applications max 600 lbs TANK CONNECTION Top mounted connection type External cage models MOUNTING AND CHAMBER MATERIALS flanged top...

Страница 51: ...NI FM CSA ATEX HT Integral Mount W None 24 VDC EP FM CSA ATEX Fourth Digits T Analog 24 VDC IS NI FM CSA ATEX 7 8 9 only X Analog 24 VDC EP FM CSA ATEX Eighth Digit R only 4 Digital 24 VDC EP FM CSA A...

Страница 52: ...e may efficiently process any materials that are returned it is essential that a Return Material Authorization RMA number be obtained from the factory prior to the material s return This is available...

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