Inductive Conductivity Sensor LDL100

  • Reduce inaccuracies associated with a time-based cleaning process
  • Improve process performance with flexible measurement points
  • Compact, high-quality sensor design prevents failures and unplanned downtime
  • Simplify your installation and commissioning processes
  • Loss-free signal transmission of measurement values
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Inductive Conductivity Sensor

Product characteristics
Number of inputs and outputsNumber of analogue outputs: 1
Process connectionG 1/2 external thread
Special featureGold-plated contacts
Mediaconductive liquids
Note on media
CIP liquids
Cannot be used forSee 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 classIII
Reverse polarity protectionyes
Power-on delay time [s]2
Inputs / outputs
Number of inputs and outputsNumber of analogue outputs: 1
Total number of outputs1
Output signalanalogue signal; IO-Link
Output functionanalogue output; scalable; selectable conductivity / temperature
Number of analogue outputs1
Analogue current output [mA]4…20
Max. load [Ω]500
Measuring/setting range
Measuring range [µS/cm]100…15000
Temperature measurement
Measuring range [°C]-25…150
Accuracy / deviations
Accuracy (in the measuring range)10 % MW ± 25 µS/cm
Conductivity measurement
Resolution [µS/cm]
Drift [%/K]0,2 %/K MW ± 25 µS/cm
Repeatability5 % MW ± 25 µS/cm
Long-term stability1 % 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 interfaceIO-Link
Transmission typeCOM2 (38,4 kBaud)
IO-Link revision1.1
SDCI standardIEC 61131-9
IO-Link device ID0x000399 / 921
ProfilesMeasuring Sensor, Identification and Diagnosis
SIO modeno
Required master port typeA
Process data analogue1
Min. process cycle time [ms]5.6
Operating conditions
Ambient temperature [°C]-40…60
Storage temperature [°C]-40…85
ProtectionIP 68; IP 69K; (IP 68: 7 days / 3 m water depth / 0.3 bar)
Tests / approvals
DIN EN 61000-6-2
DIN EN 61000-6-3
Shock resistance
DIN EN 60068-2-2750 g (11 ms)
Vibration resistance
DIN EN 60068-2-620 g (10…2000 Hz)
MTTF [years]172
Mechanical data
Weight [g]270.5
Materialsstainless steel (1.4404 / 316L); PEEK; PEI; FKM
Materials (wetted parts)PEEK; stainless steel (1.4404 / 316L)
Process connectionG 1/2 external thread
MW = measured value
Pack quantity1 pcs.
Electrical connection
ConnectionConnector: 1 x M12 (EN 61067-2-101); Contacts: gold-plated


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Inductive Conductivity Sensor LDL100 61f0351559fd9

Inductive Conductivity Sensor LDL100 61f0351559ffa