Name: ifm Electronic Electronic fluid level gauge LK1222 LK1222 Operating voltage (range): 12 - 30 V DC 1 pc(s)
Brand: ifm Electronic
SKU: 3321417

A long, white rod with a cylindrical metal head against a black background. The head has a small blue screw on its side.

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Product type

Electronic fluid level gauge

Min. operating voltage

12 V DC

Max. operating voltage

30 V DC

Type

LK1222

Operating voltage

12 - 30 V DC

Datasheet (PDF)

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Highlights & Details

Ifm LK1222 Electronic level sensor

For reliable level monitoring of tanks and containers
Suitable for water, oils and coolants
Easy-to-read 4-digit LED display
When used as overload protection with WHG approval
Convenient operation via keys or parameterization via IO-Link

Technical specifications

Dimensions [mm]: Ø 16
Active area A [mm]: 195
Number of digital outputs: 2
Number of inputs and outputs: Number of digital outputs: 2
Display: Display unit: 2 x LED, green (cm, inch); switching status: 2 x LED, yellow; measured values: Alphanumeric display, 4-digit; parameter settings: Alphanumeric display, 4 digit
IO-Link Revision: 1.1
SDCI standard IEC 61131-9
Rod length L [mm]: 264
Transmission type IO-Link: COM2 (38.4 kBaud)
Ambient temperature-1 [°C]: 0...60
Factory setting: Water-based coolant; water; water-like media
Repeatability ± 2
Resolution [mm]: 5
Short-circuit protection version: Synchronised
Output signal: Switching signal; IO-Link
Container pressure [bar]: 0.5; (depressurized for applications according to WHG)
Tank pressure [MPa]: 0.05; (depressurized for applications according to WHG)
Required master port class: A
Standby delay time [s]: < 3
Special feature: Gold-plated contacts
Operating voltage [V]: 12... 30 DC
Continuous current carrying capacity of the switching output DC [mA]: 200
Medium dielectric constant: > 2
Electrical version: PNP/NPN
Total number of outputs: 2
Weight [g]: 317,450
Hysteresis OP - Setting range [mm]: 2
In steps of - setting range [mm]: 5
Inactive Range I1 / I2 [mm]: 53 / 16
Communication interface: IO-Link
Short-circuit protection: Yes
Storage temperature [°C]: -25...80
Max. Speed of level change [mm/s]: 100
max. Voltage drop switch output DC [V]: 2.5
Media: Water-based coolant; oils; oil-based media; water; water-like media
Medium temperature - cooling lubricant [°C]: 0...35; (with air-conditioning pipe E43100: 35...65 ; not for WHG applications)
Medium temperature - oil [°C]: 0...70
Medium temperature - water [°C]: 0...35; (with air-conditioning pipe E43100: 35...65 ; not for WHG applications)
Medium temperature short time - oil [°C]: 0...90; (< 1 h)
Measurement error: ± 5
Min Process cycle time [ms]: 3.2
MTTF: 266
Not suitable for: Highly conductive media; adhesive media; granules; bulk materials; acids; Caustics; Hygiene and electroplating area
Parameterization options: Hysteresis/window; NO/NC; switching logic; SP/RP position; adjustment OP; Media selection; offset setting; switch/return delay
Profile: Smart sensor: Process data variable; device identification, device diagnostics
Analogue process data: 3
Binary process data: 2
Reference point OP - Adjustment range [mm]: 69 - 118 - 94 - 106 - 82 - 130 - 143 - 155 - 167 - 179 - 191 - 204 - OFF
Return point RP - Setting range [mm]: 20...195
SP switch point - setting range [mm]: 25...200
IP 67 protection
Protection class III
SIO mode: Yes
Plug connection: Pin layout: 0001 - plug connection: 1 x M12; code: A; contacts: Gold-plated
Current consumption: < 50
Overload-proof: Yes
Reverse polarity protection: Yes
Materials in contact with the Medium: PP
Approval: WHG; general building supervision approval; overfill protection