KT-300 Moisture in Oil Sensor
About the KT-300:
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KT-300 is a fast, reliable and accurate online detector for water activity (aw) in oil and temperature (T). It is very suitable for integration in OEM application with its rugged housing and excellent performance.
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KT-300 is ideal for online monitoring of moisture in lubrication, hydraulic or insulation oil, which is significant for the long-term performance and preventive maintenance of plant and machinery.
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Continuous measurement of water activity in oil and temperature
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Professional calculation of moisture content in ppm for transformer oil
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Accurate and reliable, robust design under hostile environments
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Convenient local & remote calibration
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Excellent pollution & pressure tolerance
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Compact, easy for integration
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Analog and Digital Signals Output
Specifications:
Water Activity
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Measurement range: 0 … 1 aw
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Accuracy:
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0 … 0.6: ± 0.02 aw
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0.6 … 0.9: ± 0.03 aw
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0.9 … 1: ± 0.04 aw
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Resolution: 0.001 aw
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Response time (typical): < 1 min
Water in Oil
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Measurement range: 0 … 100 ppm, 500 ppm, 1000 ppm, 2000 ppm or customized
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Accuracy: ±10% or 10 ppm (whichever is higher)
Temperature
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Measurement range: -40 … 120 °C
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Accuracy (at +25 °C): ± 0.2 °C
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Working temperature: -40 … +80 °C
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Storage temperature: -40 … +80 °C
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Oil temperature permitted: -40 … +120 °C
Output
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Digital signal: RS485 MODBUS RTU
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Analog signal: 4~20mA, resistive load 500Ω
Others
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Housing material: 316 stainless steel
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Weight: 200g (transmitter), 270g (package)
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Package size: 172 × 117 × 53 mm (carton)
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Ingress Protection: IP66
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Mechanical connections: G 1/2″ ISO or 1/2″ NPT
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Pressure range: Max 100 bar (confirm with Kongter for other ranges)
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Resistance load: 200 … 500 Ω
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Supply voltage:
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DC 9V-36V (RS485 communication)
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DC 15V-36V (@4-20mA)
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Supply current: <5mA + load current
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Cable specification: M8*1, 6 pin
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Cable length: 2 m
Standard Applied
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CE certified, EN61326-1, EN61000-3, EN61010 class B
Options & Parts
Stainless steel filter
USB-RS485 converter
USB-RS232 converter
Seal washer: ISO G1/2”
Connecting cable: 5m, M8 screw thread, 90°bend angle
10m, M8 screw thread, 90°bend angle
2m, M8 screw thread, with LED light
Display and control unit: KT-200D (optional)