IFM LK/LT Type Water Level Sensor

Deal Score+1

Contact Capacitive Continuous Level Detection
— Suitable for hydraulic and cooling liquid tank applications.

LK Type Water Level Sensor Switch Features&Spec

Display and processing via IO-Link¹⁾.

Optional with analog output or up to four switching outputs.

Suitable for oil temperatures up to 70°C.

WHG* compliant versions available.

Probe Length [mm]	Model	Order No.
2 Switching Outputs
264		LK1022
472		LK1023
728		LK1024
264	Automatic Medium Detection	LK7022
472		LK7023
728		LK7024
264	WHG*	LK1222
472		LK1223
728		LK1224
1 Switching Output and 1 Analog Output, 4…20 mA / 0…10 V
264		LK3122
472		LK3123
728		LK3124
4 Switching Outputs
264		LK8122
472		LK8123
728		LK8124

Display and setting directly on the device or via IO-Link¹⁾.

Suitable for aqueous solutions and oil-based media.

Suitable for oil temperatures up to 70°C.

For monitoring level and temperature.

Probe Length [mm]	Model	Order No.
4 switching outputs for level and temperature
264	2 switching outputs for level	LT8022
472	2 switching outputs for temperature ²⁾	LT8023
728		LT8024
1 analog output, 1 switching output
264	1 analog output for level ²⁾	LT3022
472	1 switching output for temperature ²⁾	LT3023
728		LT3024

²⁾ Level / Temperature selectable

Professional: Suitable for aqueous or oil-based media in industrial applications.
Wide Application: Versions available with 2 or 4 switching outputs or an analog output of 4…20 mA / 0…10 V.
Safe: LK12 model is certified for overflow protection according to WHG*.
Combination: LT model can be used for level and temperature monitoring.
Flexible: Insertion depth can be varied using clamping fixtures.

IFM Water Level Sensor Switches – Complete Model Overview

Sensor Model	Maximum Measurement Range [cm]	Analog Output	Switch Output	Certifications
LMT, LMC	–	–	✔	EHEDG, 3A, FDA EC 1935, WHG+ ATEX
LI	–	–	✔	WHG*
KG, KI, KQ	–	–	✔	–
LK, LT	73	✔	✔	WHG*
LR	200	✔	✔	EHEDG, 3A, FDA EC 1935, WHG+
PG, PI, PA, PN	–	✔	✔	EHEDG, 3A, FDA EC 1935, ATEX
UGT	220	✔	✔	–