Citra Wahana Sekar Buana

Product

Moisture in Oil

Specification

Water activity measurement

Measurement range
Accuracy 0 ... 1
     0 ... 0.9 ±0.02
     0.9 ... 1.0 ±0.03
Sensor Vaisala HUMICAP®

Temperature measurement

Measurement range -40 ... +180 °C
Accuracy at +20 °C ± 0.1 °C (± 0.18 °F)
Sensor Pt 100 RTD Class F0.1 IEC 60751

Operating environment

Temperature (electronics) -40 ... +60 °C 
(-40 ... +140 °F)
Storage temperature -55 ... +80 °C 
(-67 ... +176 °F)
Pressure range for MMT318 
with ball valve up to 120 °C

0 ... 40 bar
Pressure range for MMT317 0 ... 10 bar

Inputs and outputs

Operating voltage Uin 24 VDC (10 ... 35 VDC)
Power consumption @ 20 °C, 
Uin = 24 VDC with RS-232C

20 mA
Two analog outputs, 
selectable and scalable
0 ... 20 mA or 
4 ... 20 mA
Serial output RS-232C

Mechanics

Probe cable length 2, 5 and 10 m
Material
   transmitter housing G-A1Si10Mg
   transmitter base ABS/PC
Housing classification IP65 (NEMA 4)
Description

The Vaisala HUMICAP® Moisture and Temperature Transmitter Series for Oil MMT310 is a fast and reliable on-line detector for moisture in oil.

  • Continuous measurement of moisture in oil with excellent long-term stability
  • Proven Vaisala HUMICAP® sensor, 10 years in oil applications
  • Measurements in lubrication, hydraulic and transformer oils
  • Excellent pressure and temperature tolerance
  • Measuring water activity - ppm calculation for transformer oil
  • Small size, easy to integrate
  • NIST traceable calibration
  • Applications: e.g. monitoring of transformer oil and of lubrication systems in marine and paper industry

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