HEMOMATIK LVIG Series LVDT Inductive Sensor

FAQs

• Q: What is the measurement accuracy of the sensor?
  • A: The measurement accuracy of the sensor is dependent on various factors such as linearity, calibration, and environmental conditions.
• Q: Can the sensor be used in high-temperature environments?
  • A: Please refer to the product specifications and guidelines for information on operating temperature ranges.

TECHNICAL DATA

TECHNICAL DATA – SENSOR WITH INTEGRATED ELECTRONICS

Measurement range	[mm]	2	5	10	20	50	100 1)	200 1)
Linearity	[% F.S.]	<±0.5 / optional: <±0.35					<±1
Output		0…10 V / 4…20 mA
Supply	[VDC]	24 ±20 %
Current consumption (no load)	[mA]	Voltage output: <20 / Current output: <40
Load resistance	[kΩ]	Voltage output: >10 / Current output: <0.5
Noise	[mVRMS]	<10
Cut-off frequency (-3 dB)	[Hz]	100
Connection		Cable output, radial, 5 poles
Protection class		IP65
Operating temperature	[°C]	0…+70 (at low humidity, not freezing)
Storage temperature	[°C]	-30…+80
Temperature coefficient	[% F.S./K]	±0.04
Shock resistance		100 g, 2 ms (DIN IEC68T2-27)
Vibration resistance		10 g, 2…2000 Hz (DIN IEC68T2-6)
Housing		Nickel plated steel
Core		Nickel iron alloy
Weight approx.	[g]	155	180	195	245	305	510	860

1) For a horizontal installation, the sensor housing must be stabilized additionally. An axial alignment must be ensured. Otherwise the sensor could bend due to its weight! We recommend using 3 mounting blocks.

TECHNICAL DATA – SENSOR FOR EXTERNAL ELECTRONICS

Measurement range	[mm]	2	5	10	20	50	100 1)	200 1)
Linearity	[% F.S.]	<±0.5 / optional: <±0.35					<±1
Sensitivity	[mV/V/mm]	76	82	43	34	27	12,2	7
Calibrated at		5 VRMS / 2.5 kHz / RL = 1 MΩ
Excitation voltage	[VRMS]	1…10
Excitation frequency	[kHz]	0.5…5
Input resistance typ.	[Ω]	332	69	97	175	221	460	820
Input impedance typ.	[Ω]	790	134	188	345	369	2240	5770
Output impedance typ.	[Ω]	900	170	118	360	525	2140	5060
Connection		Cable output, radial, 5 poles
Protection class		IP65 / optional: IP67
Operating temperature	[°C]	-35…+120 (at low humidity, not freezing)
Storage temperature	[°C]	-55…+120
Temperature coefficient	[% F.S./K]	±0,02
Shock resistance		200 g, 2 ms (DIN IEC68T2-27)
Vibration resistance		10 g, 2…2000 Hz (DIN IEC68T2-6)
Housing		Nickel plated steel
Core		Nickel iron alloy
Weight approx.	[g]	140			165	180	230	290

1) For a horizontal installation, the sensor housing must be stabilized additionally. An axial alignment must be ensured. Otherwise, the sensor could bend due to its weight! We recommend using 3 mounting blocks.

TECHNICAL DATA – EXTERNAL ELECTRONICS

Output		0…10 V / 4…20 mA
Linearity 1)	[% F.S.]	<±0.01
Noise	[mVRMS]	<20
Supply	[VDC]	18…36
Current consumption (without load)	[mA]	<80 (at 24 V) / <100 (at 18 V)
Isolation voltage	[VDC]	500
Isolation resistance		1 GΩ at 500 VDC
Cut-off frequency		max. 10 % of excitation frequency
Sensor supply	[VRMS]	3
Carrier frequency	[kHz]	2.5 (MR≥50 mm) / 5 (MR≤20 mm)
Protection class		IP40
Operating temperature	[°C]	-25…+85
Storage temperature	[°C]	-25…+85
Temperature coefficient sensitivity	[% F.S./K]	<±0.04
Temperature coefficient zero point	[% F.S./K]	<±0.015
Mounting		DIN rail
Housing		Polyamid PA6.6

1) To achieve optimum measurement results, it is recommended to power up the electronics for 10 min before measurement.

TECHNICAL DRAWING – SENSOR

Sensor with integrated electronics

Measurement range		2	5	10	20	50	100	200
Rod outer position	A	182		196	235	310	515	785
Rod inner position	B	163		170	204	250	384	570
Housing length	C	87		101	140	185	320	490
Middle of stroke ±1	D	173		183	219	280	443	678

Sensor for external electronics

Measurement range		2	5	10	20	50	100	200
Rod outer position	A	157		171	210	285	490	760
Rod inner position	B	138		145	179	225	359	545
Housing length	C	62		76	115	160	295	465
Middle of stroke ±1	D	148		158	194	255	418	653

TECHNICAL DRAWING – EXTERNAL ELECTRONICS

ELECTRICAL CONNECTION – SENSOR

Sensor with integrated electronics

Function	Cable colour
+V	BN
GNDSupply	GY
Signal	GN
GNDSignal	WH
n. c.	YE

Sensor for external electronics

Function	Cable colour
Primary 1	RD
Primary 2	BK
Secondary 1	OG
Secondary 2	YE
Secondary 1, 2 centre	WH
Shield	Housing

DIN-rail electronics LVA

Function	Terminal
Shield	1
GNDSupply	2
+V	3
n. c.	4
Primary 2	5
Secondary 2	6
Shield	7
Secondary 1	8
Primary 1	9
n. c.	10
GNDSignal	11
Signal	12
Shield	13

ORDER CODE SENSOR

1. For a horizontal installation, the sensor housing must be stabilized additionally. An axial alignment must be ensured. Otherwise the sensor could bend due to its weight! We recommend using 3 mounting blocks.
2. Length in m (min. 1 m). Example: KR01 = 1 m (standard), KR02 = 2 m

ORDER CODE EXTERNAL ELECTRONICS

Subject to change without prior notice.

CONTACT INFORMATION

• Ordertel 08-771 00 04 Växel 08-771 02 20
• Teknisk 08-771 35 80
• Länna, S-142 50 SKOGAS (Stockholm)
• www.hemomatik.se.

WayCon Positionsmesstechnik GmbH

• Email: info@waycon.de.
• Internet: www.waycon.biz.

Headquarters Munich

• Mehlbeerenstr. 4
• 82024 Taufkirchen
• Tel. +49 (0)89 67 97 13-0
• Fax +49 (0)89 67 97 13-250

Office Cologne

• Auf der Pehle 1
• 50321 Brühl
• Tel. +49 (0)2232 56 79 44
• Fax +49 (0)2232 56 79 45

Documents / Resources

HEMOMATIK LVIG Series LVDT Inductive Sensor [pdf] Installation Guide LVIG-Serien, LVDT, HM 2408, LVIG Series LVDT Inductive Sensor, LVIG Series, LVDT Inductive Sensor, Inductive Sensor, Sensor

References

• User Manual