Running line monitor (RLM)
Monitor and measure real-time tension, pay-out (distance) and line speed during line tension operations with Strainstall Running Line Monitors (RLMs).
Strainstall Running Line Monitors
At Strainstall, we manufacture Running Line Monitors (RLM) designed for extreme environments and built with marine, subsea, offshore and onshore operations in mind. Running Line Monitors from Strainstall can be sold separately or integrated with Smartload Software and a handheld display for centralised data-logging and asset management from a single display. Our Running Line Monitors are suitable for a variety of operations including:
- Crane load monitoring
- Winching operations
- Towing operations
- Cable laying operations
- Dynamic positioning
Versatile RLM's
Available as a wireless or cabled system, our RLMs accommodate rope sizes from 10mm to 100mm and capacities from 9Te to 200Te. We manufacture Running Line Monitors purposefully engineered to monitor line tension across:
- Wire rope
- Dyneema rope
- Synthetic rope
- Other cable systems
Need a Running Line Monitor for a unique project?
Contact our technical team today to discuss your project requirements.


Key benefits of Strainstall Running Line Monitor
Strainstall by BES Group's Running Line Monitors'are ideal for operations across extreme environments. Specifically designed to be corrossion resistant in harsh marine environments, we offer versatile RLM's for seamless, real-time tension indication. Additional key benefits of Strainstall Running Line Monitors include:
- Capability to install on existing lines
- RLMs can be dismatled and installed around the wire
- Maximum flexibility in line control
- Robust construction for use in hostile environments
- Data-logging capabilities with Smartload Software
- Bespoke solutions tailored to your requirements
Key Running Line Monitor Features
Versatile
- Line capacities up to 200Te
- Line Diameters from 10mm to 100mm
Robust Construction
- Corrosion resistant galvanised steel
- Stainless steel electronics enclosure
Assurance
- Safe or Hazardous Area variations available
- Supplied with full calibration certificate
Running Line Monitor Options
We provide custom Running Line Monitor options available upon request including:
- Cabled and wireless options
- Safe & Hazardous Area options
- Mains or battery powered indicators
- Sheave or rope sizes option variety
- Variable capacities
- Smartload software: data logging software
- Smartload Handset: handheld digital display



|
Model type |
Model 1 | Model 2 | Model 3 | Model 4 |
| Sheave sizes available (mm) | 10-25 | 22-28 | 32-40 | 42-48 |
| A mm | 722 | 810 | 963 | 1028 |
| B mm | 250 | 270 | 297 | 331 |
| C mm | 62 | 90 | 90 | 95 |
| D mm | 601 | 785 | 899 | 936 |
| E mm | 112 | 146 | 148 | 153 |
| F mm | 162 | 186 | 188 | 193 |
| G mm | 95 | 95 | 95 | 95 |




