LVDT Displacement Transducer | LVDT Position Sensor | AML/E

Long Operating Life, Configurable and Value for Money

Description

Applied Measurements AML/E series of standard LVDT displacement transducers are available with measuring ranges from ±0.5mm (0-1mm) up to ±500mm (0-1000mm).

Constructed from stainless steel, they are sealed to IP54 and can be supplied in a variety of mechanical configurations including plain core-only, plain core & extension rod, guided core & extension rod, spring-loaded core & extension rod with ball-end or with guided core & spherical rod-end bearings.

An AC mV/V output is available as standard, with a range of DC voltage signal output options also offered including 0-5Vdc, 0-10Vdc and ±2.5Vdc, as well as a 3-wire 4-20mA current output.

The broad range of typical applications for the AML/E series include Industrial Automation, R&D, Manufacturing and Machine Building.

Features

  • Stroke Ranges: ±0.5mm to ±500mm
  • AC mV/V or DC Voltage / Current Output
  • Environmental Protection: IP55
  • Core-Only, Core + Extension,
  • Spring-Loaded & Rod-End Bearing Versions
  • Wide Range of Mechanical Configurations to Suit Your Specific Application
  • Fast and Simple Installation – With our wide variety of packaging formats.
  • Long Operating Life – No physical contact between the core and the coils.
  • Ideally Suited for OEM Applications
  • Let us do the Hard Work for You – We can provide you a wide range of supporting instrumentation.

Specifications

CHARACTERISTICS AML/E AML/EJ AML/EU AML/EU10 AML/EI AML/ED UNITS
Stroke Measurement Range: ±0.5, ±2.5, ±5, ±10, ±12.5, ±15, ±25, ±50, ±75, ±100, ±125, ±150, ±175, ±200, ±250
±300, ±400, ±500, ±550 (maximum stroke is ±125 for Sprung Loaded Core & Extension – Option S)
millimetres
Signal Output: See Table Below 0-5volt 0-10volt 4-20mA ±2.5volt
No. of Wires 6 4 3 3 3 4
Supply Voltage (unregulated): 2 to 5Vrms @ 1 to 5kHz 10-24Vdc 14-24Vdc 14-24Vdc 12Vdc regulated
Supply Current: 35mA @ 15V 35mA @ 15V 35mA
typ.
35mA @ 12V
Max. Loop Resistance: 300 @
30V
ohms
Max. Output Sink Current: 0.5 1 0.1 milliamps
Non-Linearity: <0.50 ±% Stroke Range
Repeatability: <0.10 ±% Stroke Range
Output Bandwidth: 100 100 100 100 100 100 Hz
Output Ripple: 30mV max. 30mV max. 0.1% @
20mA
30mV max.
Operating Temperature Range: AML/E & EJ: -30 to +85 Standard / -30 to +150 and -30 to +200 Optional
-20 to +85 on DC/DC models / 0 to +70 for in-line conditioner (where fitted)
°C
Zero Temperature Coefficient: <0.020 <0.010 ±%Stroke Range/°C
Span Temperature Coefficient: <0.020 <0.030 ±%Stroke Range/°C
Vibration Resistance: 20g up to 2kHz
Shock Resistance: 1000g for 10milliseconds
Construction Materials: Body & Extension Rod: 303 St/Steel, Core: 416 St/Steel, Cable Gland: Nickel-Plated Brass,
Spring: 316 St/Steel, Rod-End Bearings: Mild Steel
Electrical Connection: 2 metre screened PVC cable* (*High-Temp Version = PTFE).
Axial or radial exit available – see ordering codes for full details.
Environmental Sealing: IP55
Note: On DC output version (0Vdc / 4mA) is given with the core in the extended / outwards position. This can be reversed if required, please request
Option Y on your order.

Product Dimensions

AC Output, Plain Core, Core & Extension and Rod Ends Dimensions Table

Standard
(Plain Core)
Option X&G
(Core + Extension)
Option R
(Rod End Bearings)
Standard, X&G, R
Stroke
(mm)
Body Length
(mm)
Core Length
(mm)
Null Position
(mm)
Body Length
(mm)
Body Length
(mm)
“L”
(mm)
Sensitivity @ 3kHz
with 50K Load
(mV/V FRO)
Null
(mV)
Primary Resistance
(ohms)
Secondary Resistance
(mm)
±0.5 40 14 12.3 40 65 133 175 20 40 1800
±2.5 42 14 15.8 42 70 138 140 5 130 740
±5 83 29 30 83 95 163 135 5 48 108
±10 83 35 37 83 110 178 270 5 70 170
±12.5 102 35 44 102 117 185 195 5 120 190
±15 130 50 58 130 140 208 246 5 90 190
±25 170 76 79 170 185 253 225 5 130 210
±50 256 115 121 256 273 341 260 5 200 270
±75 330 138 156 330 345 413 390 20 260 460
±100 387 140 180 387 397 465 240 5 150 150
±125 445 152 208 445 455 523 260 5 180 320
±150 522 165 250 522 532 600 230 5 210 290
±175 573 160 264 573 583 651 260 2 230 360
±200 638 185 306 638 648 716 285 10 250 430
±250 760 170 348 760 770 838 310 10 290 560
±300 860 185 404 860 870 938 270 5 690 770
±400 1110 250 544 1110 1120 1188 440 20 450 1010
±500 1360 314 670 1360 1370 1438 475 10 550 1530
±550 1360 190 670 1360 1370 1438 345 10 550 1530
  • AML-E Standard LVDT Displacement Transducer AC Version Plain Core Outline
    AML-E Standard LVDT Displacement Transducer AC Version Plain Core Outline
  • AML-E Standard LVDT Displacement Transducer AC Version Core + Extension (X&G) Outline
    AML-E Standard LVDT Displacement Transducer AC Version Core + Extension (X&G) Outline
  • AML-E Standard LVDT Displacement Transducer AC Version Rod End Bearings (R) Outline
    AML-E Standard LVDT Displacement Transducer AC Version Rod End Bearings (R) Outline

Plain Core AML-E Standard AC Version Options: A = axial cable exit; C = radial cable exit; J = 4-wire device; H = high temperature 150°C with PTFE cable; VH = very high temperature 200°C with PTFE cable.

Option X & G AML-E AC Version with Core + Extension Options: A = axial cable exit; C = radial cable exit; J = 4-wire device; X = extension with plain core; G = guided core & extension;  H = high temperature 150°C with PTFE cable; VH = very high temperature 200°C with PTFE cable.

Option R AML-E AC Version with M6 Rod End Bearings Options: R = radial cable ONLY; J = 4-wire device; X = extension with plain core; G = guided core & extension;  H = high temperature 150°C with PTFE cable; VH = very high temperature 200°C with PTFE cable; HR = high temperature 150°C with PTFE cable stainless steel rod end bearings.

Axial cable exit is NOT available with rod ends unless rod end is on the extension only.

AC Output, Sprung-Loaded Dimensions Table

Stroke
(mm)
Body Length
(mm)
Sensitivity @ 3kHz
with 50K Load
(mV/V FRO)
Null
(mV)
Primary Resistance
(ohms)
Secondary Resistance
(ohms)
Spring Rate
(N/mm)
±0.5 60 160 20 40 1800 0.3886
±2.5 67 165 5 130 740 0.2914
±5 108 130 5 48 108 0.1166
±10 108 146 5 70 170 0.1166
±12.5 127 185 5 120 190 0.0897
±15 155 220 5 90 190 0.0729
±25 195 206 5 130 210 0.0555
±50 281 182 5 200 270 0.0389
±75 355 260 20 260 460 0.0291
±100 355 350 20 260 460 0.0291
±125 412 178 5 145 230 0.0253
  • AML-E Standard LVDT Displacement Transducer AC Version Sprung-Loaded (S) Outline
    AML-E Standard LVDT Displacement Transducer AC Version Sprung-Loaded (S) Outline

Option S AML-E AC Version Sprung Loaded Options: A = axial cable exit; C = radial cable exit; J = 4-wire device; K = extension rod wiper; H = high temperature 150°C with PTFE cable; VH = very high temperature 200°C with PTFE cable.

DC Output Dimensions Table

Standard Option X&G Option R Option S
Stroke
(mm)
Body Length (mm) Core Length (mm) Null Position (mm) Body Length (mm) Body Length (mm) “L” (mm) Body Length (mm) Spring Rate (N/mm)
±0.5 82 14 12.3 82 92 160 100 0.4318
±2.5 85 14 15.8 85 100 168 107 0.2914
±5 123 29 30 123 133 201 148 0.1295
±10 130 35 37 130 143 211 148 0.1295
±12.5 142 35 44 142 152 220 167 0.0933
±15 170 50 58 170 180 248 195 0.0833
±25 210 76 79 210 220 288 235 0.0583
±50 296 115 121 296 306 374 321 0.0376
±75 370 138 156 370 380 448 395 0.0291
±100 427 140 180 427 437 505 395 0.0291
±125 485 152 208 485 495 563 470 0.0253
±150 562 165 250 562 572 640 n/a n/a
±175 613 160 264 613 623 691 n/a n/a
±200 678 185 306 678 688 756 n/a n/a
±250 800 170 348 800 810 878 n/a n/a
±300 900 185 404 900 910 978 n/a n/a
±400 1150 250 544 1150 1160 1228 n/a n/a
±500 1400 314 670 1400 1410 1478 n/a n/a
±550 1400 190 670 1400 1410 1478 n/a n/a
  • AML-E Standard LVDT Displacement Transducer DC Version Plain Core Outline
    AML-E Standard LVDT Displacement Transducer DC Version Plain Core Outline
  • AML-E Standard LVDT Displacement Transducer DC Version Core + Extension (X&G) Outline
    AML-E Standard LVDT Displacement Transducer DC Version Core + Extension (X&G) Outline
  • AML-E Standard LVDT Displacement Transducer DC Version with M6 Rod End Bearings (R) Outline
    AML-E Standard LVDT Displacement Transducer DC Version with M6 Rod End Bearings (R) Outline
  • AML-E Standard LVDT Displacement Transducer DC Version Sprung-Loaded (S) Outline
    AML-E Standard LVDT Displacement Transducer DC Version Sprung-Loaded (S) Outline

Plain Core AML-E Standard DC Version Options: A = axial cable exit; C = radial cable exit; I = 4-20mA output; U = 0-5V output; U-10 = 0-10V output; D = DC bipolar output; Y = reverse output (eg. 4mA fully in instead of default 20mA).

H and VH high-temperature options are not available.

Option X & G AML-E Standard DC Version with Core & Extension Options: A = axial cable exit; C = radial cable exit; G = guided core & extension; I = 4-20mA output; U = 0-5V output; U-10 = 0-10V output; D = DC bipolar output; Y = reverse output (eg. 4mA fully in instead of default 20mA).

H and VH high-temperature options are not available.

Option R AML-E Standard DC Version with M6 Rod End Bearings Options: C = radial cable exit; I = 4-20mA output; U = 0-5V output; U-10 = 0-10V output; D = DC bipolar output; Y = reverse output (eg. 4mA fully in instead of default 20mA).

H and VH high-temperature options are not available.

Option S AML-E Standard DC Version Sprung Loaded Options: A = axial cable exit; C = radial cable exit; K = extension rod wiper; I = 4-20mA output; U = 0-5V output; U-10 = 0-10V output; D = DC bipolar output; Y = reverse output (eg. 4mA fully in instead of default 20mA).

H and VH high-temperature options are not available.

ORDERING CODES & OPTIONS

AML/EU10+/-500mm-X0A-02-000 (example code) AML/E U10 +/-500mm X O A 02 000
Product Family
AML/E AML/E
Electrical Output
Blank = 6-wire AC mV/V Blank
J = 4-wire AC mV/V J
U = 0-5Vdc U
U10 = 0-10Vdc U10
I = 4-20mA I
D = ±2.5Vdc (12Vdc regulated supply required) D
Stroke Range
+/-0.5mm (0-1mm) +/-0.5mm
+/-2.5mm (0-5mm) +/-2.5mm
+/-5mm (0-10mm) +/-5mm
+/-10mm (0-20mm) +/-10mm
+/-12.5mm +/-12.5mm
+/-15mm (0-30mm) +/-15mm
+/-25mm (0-50mm) +/-25mm
+/-50mm (0-100mm) +/-50mm
+/-75mm (0-150mm) +/-75mm
+/-100mm (0-200mm) +/-100mm
+/-125mm (0-250mm) +/-125mm
+/-150mm (0-300mm) +/-150mm
+/-175mm (0-350mm) +/-175mm
+/-200mm (0-400mm) +/-200mm
+/-250mm (0-500mm) +/-250mm
+/-300mm (0-600mm) +/-300mm
+/-400mm (0-800mm) +/-400mm
+/-500mm (0-1000mm) +/-500mm
+/-550mm (0-1100mm) +/-550mm
Mechanical Configuration
C = Core Only C
X = Un-Guided Core & Extension Rod X
G = Guided Core & Extension Rod G
S = Spring Loaded Core & Extension Rod with Ball-Tip (±125mm
max range)
S
R = Rod-End Bearings – Mild Steel (with Guided Core) R
H = 150ºC High Temperature Version AC only Core Only
(DC output requires in-line amplifier @ 70°C max)
H
HR = 150ºC High Temperature Version with Stainless Steel RodEnd Bearings HR
VH = 200ºC Very High Temperature, Core Only (AC output only) VH
VHR = 200ºC Very High Temperature + Stainless Steel Rod End
Bearings with Guided Core (AC output only)
VHR
HG = 150ºC High Temperature Version Guided Core &
Extension Rod
(DC output requires in-line amplifier @ 70°C max)
HG
HS = 150ºC High Temperature Version Spring Loaded Core &
Extension Rod with Ball-Tip (±125mm max range)
(DC output requires in-line amplifier @ 70°C max)
HS
HX = 150ºC High Temperature Version Un-Guided Core &
Extension Rod
(DC output requires in-line amplifier @ 70°C max)
HX
VHX = 200ºC Very High Temperature, with PTFE cable, Unguided Core + Extension Rod (AC output only) VHX
VHG = 200ºC Very High Temperature, with PTFE cable, Guided Core + Extension Rod (AC output only) VHG
VHS = 200ºC Very High Temperature, with PTFE cable, Spring
Loaded Core + Extension Rod with Ball Tip (±125mm max
range) (AC output only)
VHS
Output Direction (only affects DC output versions)
0 = Zero with core extended, Full Scale with core retracted 0
Y = Full Scale with core extended, Zero with core retracted Y
Cable Exit Direction
A = Axial (not available on rod end bearing version) A
R = Radial R
Cable Length (in metres)
02 = 2 metres (standard) 02
0,2 = 0.2 metres 0,2
10 = 10 metres 10
Specials Code
000 = No Special Requirements 000
Sales To Provide Specials Codes As Required

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