"The running line tensiometer model RL-05 performed superbly during our extensive anchor holding power tests aboard the Rachel Carson, an 81-ft research vessel, in the Chesapeake Bay. The installation of this unit on the aft winch and the set-up of the supporting hardware went smoothly and performed flawlessly." - Brian Sheehan, Fortress Marine Anchors


Engineered to perform in the harshest outdoor marine environments, the LCI-80x Rugged Programmable Controller offers a ruggedized compact HMI combined with today’s latest processing technology.


Providing the Saudi market state-of-the-art winch monitoring and control solutions for demanding oil & gas applications


The U.S. Small Business Administration (SBA) 2014 Washington Small Business Exporter of the Year is Measurement Technology Northwest (MTNW). Founded in 1990, MTNW develops innovative measurement systems to clients in more than 20 countries around the globe accounting for approximately half of its overall sales.


We have recently developed and started selling the Variable Wire Diameter (VWD) versions of our RL10 & RL20 tensiometers. These models provide a versatile solution for customers looking to monitor line tension speed and payout on multiple wire rope sizes without purchasing multiple tensiometers or sheave assemblies.


New How To Video - How to Install MTNW Running Line Tensiometers on Wire Rope - featuring our RL-30 Running Line Tensiometer (RLT) for up to 375 Tons max tension and up to 3" wire rope diameter. Typical applications for the RL-30 include monitoring anchor winch tension, speed, and payout on Drillships, Semisubs, and other Offshore Rigs.

MTNW provided two instrumented Skookum VLS-30 Vertical Lead Sheave assemblies for 1.5” wire rope, one

About Us

Rugged Controls is an ISO 9001 certified manufacturer of rugged programmable controllers, sensors, instrumentation, controls and automation equipment used in industries ranging from oil & gas, industrial, oceanographic to mining to construction. Our brand of multivariable controllers is continually selected in mission-critical applications where rugged durability, viewability, accuracy and data acquisition is required.

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