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IFM LDL100 conductive conductivity sensor


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SKU: LDL100 Categories: , , Tag:


  • Reduce inaccuracies associated with a time-based cleaning process
  • Improve process performance with flexible measurement points
  • Compact, high-quality sensor design p
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Product characteristics
Number of inputs and outputs Number of analogue outputs: 1
Process connection threaded connection G 1/2 sealing cone
Special feature Gold-plated contacts
Media conductive liquids
Note on media
CIP liquids
Cannot be used for See the operating instructions, chapter “Function and features”.
Medium temperature [°C] -25…100; (< 1 h: 150)
Pressure rating [bar] 16
Vacuum resistance [mbar] -1000
Electrical data
Operating voltage [V] 18…30 DC
Current consumption [mA] < 60
Protection class III
Reverse polarity protection yes
Power-on delay time [s] 2
Measuring principle konduktiv
Inputs / outputs
Number of inputs and outputs Number of analogue outputs: 1
Total number of outputs 1
Output signal analogue signal; IO-Link
Output function analogue output; scalable; selectable conductivity / temperature
Number of analogue outputs 1
Analogue current output [mA] 4…20
Max. load [Ω] 500
Measuring/setting range
Conductivity measurement
Measuring range [µS/cm] 100…15000
Temperature measurement
Measuring range [°C] -25…150
Accuracy / deviations
Conductivity measurement
Accuracy (in the measuring range) 10 % MW ± 25 µS/cm
Resolution [µS/cm]
Drift [%/K] 0,2 %/K MW ± 25 µS/cm
Repeatability 5 % MW ± 25 µS/cm
Long-term stability 1 % MW ± 25 µS/cm
Temperature measurement
Accuracy [K] 20…50 °C: < ± 0,5 K; -25...150 °C: < ± 1,5 K
Repeatability [K] 0,2
Resolution [K] 0.1
Response times
Conductivity measurement
Response time [s] < 2; (T09; Damping = 0)
Temperature measurement
Response time [s] < 9; (T09)
Communication interface IO-Link
Transmission type COM2 (38,4 kBaud)
IO-Link revision 1.1
SDCI standard IEC 61131-9
Profiles Measuring Sensor, Identification and Diagnosis
SIO mode no
Required master port type A
Process data analogue 1
Min. process cycle time [ms] 5.6
Supported DeviceIDs
Type of operation DeviceID
Default 921
Operating conditions
Ambient temperature [°C] -40…60
Storage temperature [°C] -40…85
Protection IP 68; IP 69K; (7 days / 3 m water depth / 0.3 bar: IP 68)
Tests / approvals
DIN EN 61000-6-2
DIN EN 61000-6-3
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] 172
Mechanical data
Weight [g] 270.5
Materials stainless steel (1.4404 / 316L); PEEK; PEI; FKM
Materials (wetted parts) PEEK; stainless steel (1.4404 / 316L)
Process connection threaded connection G 1/2 sealing cone
MW = measured value
Notes Digital meets analogue: integrating modern IO-Link sensors the analogue way. The EIO104 allows you to realise two analogue signals from intelligent IO-Link sensors with several process values.
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12 (EN 61067-2-101); coding: A; Contacts: gold-plated

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