LMT292

Product characteristics

Number of inputs and outputs	Number of digital outputs: 2
Factory setting	hydrous media
Process connection	G 3/4 external thread

Application

Special feature	Gold-plated contacts
Installation	suited for installation in existing tuning fork adapters
Media	Liquids
Recommended media	water; hydrous media; oils; oil-based media
Cannot be used for	See the operating instructions, chapter “Function and features”.
Probe length [mm]	28
Tank pressure [bar]	-1…40; (applications subject to the German Federal Water Act : -0,5…10 bar)

Oil

Medium temperature [°C]	-25…100; (applications subject to the German Federal Water Act 0…100 °C)
Medium temperature short time [°C]	-25…150; (1 h; applications subject to the German Federal Water Act : 0…100 °C)

Water

Medium temperature [°C]	-25…85; (applications subject to the German Federal Water Act : 0…85 °C)
Medium temperature short time [°C]	-25…150; (1 h; applications subject to the German Federal Water Act : 0…100 °C)

Electrical data

Operating voltage [V]	18…30 DC
Current consumption [mA]	< 50
Protection class	III
Reverse polarity protection	yes
Measuring principle	capacitive

Inputs / outputs

Number of inputs and outputs	Number of digital outputs: 2

Outputs

Total number of outputs	2
Output signal	switching signal; IO-Link
Electrical design	PNP
Number of digital outputs	2
Max. voltage drop switching output DC [V]	2.5
Permanent current rating of switching output DC [mA]	100
Short-circuit protection	yes
Type of short-circuit protection	pulsed
Overload protection	yes

Measuring/setting range

Factory setting	hydrous media

Response times

Response time [s]	< 0.5

Interfaces

Communication interface

IO-Link

Transmission type

COM2 (38,4 kBaud)

IO-Link revision

1.1

SDCI standard

IEC 61131-9

Profiles

Smart Sensor: Process Data Variable; Device Identification

SIO mode

yes

Required master port type

Process data analogue

Process data binary

Min. process cycle time [ms]

2.3

Supported DeviceIDs

Type of operation	DeviceID
Default	449

Operating conditions

Ambient temperature [°C]

-20…85

Note on ambient temperature

Medium temperature 100…150 °C

-40…60 °C

Storage temperature [°C]

-40…85

Protection

IP 68; IP 69K

Tests / approvals

Approval

WHG; General building authority approval; overflow prevention

EMC

DIN EN 61000-6-2
DIN EN 61000-6-4	open tanks
DIN EN 61000-6-3	closed tanks

Shock resistance

DIN EN 60068-2-27

50 g (11 ms)

Vibration resistance

DIN EN 60068-2-6

20 g (10…2000 Hz)

MTTF [years]

222.77

UL approval

UL Approval no.

H001

Mechanical data

Weight [g]	295.5
Materials	stainless steel (1.4404 / 316L); PEEK; PEI; FKM
Materials (wetted parts)	PEEK; surface characteristics: Ra < 0,8 / Rz 4
Process connection	G 3/4 external thread