The Grace Instrument M3900 In-Line Viscometer is designed
to be easy to operate in process while providing a dependable and powerful
viscosity measurement system.
The simple, streamlined structure allows for long periods of low maintenance
operation, during which time the unit is in constant service. Stainless-steel construction ensures that the M3900 will provide years of functionality.
When maintenance is required, the patent-pending design of the M3900 provides quick access, making maintenance easy and efficient.
The M3900 In-Line Viscometer is intended for use with a wide variety of fluids, with a special emphasis on fracturing fluid and drilling mud.
- Compliant with API 13 and API 39
- Viscosity measurement unaffected by fluid flow
- Computer-controlled speed, viscosity measurement
and calibration - Multiple data export formats
- Easy to operate and calibrate
M3900 PC™ Control / Data Acquisition Software (included)

The M3900 In-Line Viscometer has a unique and durable design, as shown in the illustration below:

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