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Item # OS-100HT, OILSENTRY® - High Temperature

Oil Content Monitor built to USCG/IMO (MEPC.60(33)) requirements; consisting of self cleaning Sensor Unit, Control Unit with built-in Strip Chart Recorder, interconnect cable, Remote Status Indicator, and tech manual.

Specifications  · Features




Size and Weight

Sensor Unit is 40x15x18 cm at 6.4 kg, and Control Unit is 33x27x22 cm at 9.6 kg

Operating Fluid Temperature

Less than 116C


115VAC, 50/60 Hz
220VAC, 50/60Hz

Alarm Output

SPST, 10 amp, 220VAC relay

Other Outputs

0 to 2 Volts DC for optional remote PPM digital readout and 4-20 mA


0-50 psi

Measuring Range

2-150 ppm

Measuring Accuracy & Repeatability

+/-2 ppm at 15 ppm; +/-10 ppm at 100 ppm

Measuring Frequency

7 times per minuite


Less than 90% noncondensing


Greater than IMO requirements

Roll, Pitch & Yaw

No restriction

  • SELF CLEANING: Optical surface is cleaned each time it samples and expels water. Reduces maintenance and eliminates errors from fouled surfaces.
  • COMPLETELY AUTOMATIC OPERATION: Requires no attention from operators.
  • EASILY INSTALLED: No troublesome tubing to connect.
  • RELIABLE ON-LINE SAMPLING: Provides real-time results every 8 seconds without distortion from tubing to off-line site.
  • STANDARD FEATURES: Built in Strip Chart, LED meter, 4-20mA output, 10 amp relay and Remote Status Indicator.
  • OPTIONS: The OS-100 is available in a High Temperature (240F) and a NEMA4 Explosion Proof (Class 1, Division 1, Group D) versions for the Sensor Unit.
  • RUGGED DESIGN: Marine grade 316 stainless steel, bronze and aluminum.
  • LIGHTWEIGHT AND COMPACT: Sensor Unit weighs less than 7 kg and Control Unit less than 10 kg.
  • APPROVALS: U.S. Coast Guard 162.050/9002/1, ABS OONN10170 and IMO Resolution MEPC.60 (33).


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