Graviner Mk7, Oil Mist Detector

Machinery Components

Oil Mist Detector

Graviner Mk7

Product Description

Graviner Mk7 OMD, an auto addressed Oil Mist detection and alarm system used to monitor 2 and 4 stroke diesel engine crankcases for potential explosive conditions and early detection of bearing failures. The system analyses the optical density of oil mist samples drawn from the crankcase compartments to locally positioned Detectors. Graviner Mk7 OMD comprises an engine mounted electronic Control Unit and up to 10 individually connected oil mist Detectors. Up to 10 Control Units can be interlinked to support a multi-engine system with a total of 100 Detectors. Robust Modbus serial communications link the Control Units to the Graviner Remote Display Unit or third party Alarm Management System., , Alarm levels and Alarm output parameters are configurable from the Remote Display Unit. The Control Unit can be supplied with or without a control membrane. The control membrane has LED indication for detectors connected, push buttons for isolation and de-isolation of Detectors, as well as push buttons for Accepting and Resetting Alarms. Serial communications "in" link allow up to 10 engines to be linked and communicate with engine control room via a single cable.

Product Ratings

Operating Voltage: 24 VDC; | Detectors and Control Unit: IP65; | Remote Display Unit: IP32; | Detector material: Black Du Pont Nylon 70G33L | Operating temperature: Control unit and Detector - 0 to 70 degree; | Sensitivity: | Pre alarm level setting range : 0.5 to 1.2mg/l (adjustable) (Default 0.9mg/l) | Alarm level settings range: 1.3 to 2.4 mg/l (adjustable) (Default 1.8mg/l)

Applicable Standards

IACS UR E10 Rev6:2014, IEC 60945 Ed 4.0: 2002 including Corrigendum 1: 2008, IACS UR M67 Rev 2.0:2015