Automation & control
Smart marshalling, signal isolation, remote I/O and DCS/PLC integration for plants and offshore platforms.
Overview
VTL supplies the components between the control system and field devices – where loop reliability is decided – together with design, panel building and integration services.
What VTL provides
- MTL SUM5 smart marshalling, MTL4500/5500 isolators, MTL7700 Zener barriers
- MTL4850 HART multiplexers for asset management
- Weidmüller u-remote distributed I/O and u-control controllers
- Weidmüller relays, power supplies and signal conditioners
- DCS/PLC/SCADA integration, control and marshalling cabinets
Contact VTL engineers for a site survey and a tailored proposal.
Related products

MTL SUM5 smart universal marshalling
MTL SUM5: one marshalling cabinet for five functions (IS isolation, signal conditioning, relays, surge protection, loop disconnect) with plug-and-play modules – 50 % fewer cabinets.
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Weidmüller PRO switch-mode power supplies
Weidmüller PRO switch-mode power supplies (PROeco, PROtop, PROmax): 24 V DC from 72 W to 960 W, high efficiency, DIN-rail mounting for control panels.
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Weidmüller relays
Weidmüller TERMSERIES and MICROSERIES relays: slim 6.4 mm interface and solid-state relays in terminal format, 24 V DC / 230 V AC coils for control panels.
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Weidmüller signal conditioners (ACT20)
Weidmüller ACT20 signal conditioners and isolators: 4–20 mA/0–10 V, temperature and frequency; ACT20C with Ethernet/Modbus TCP and FDT/DTM configuration.
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Eaton MTL GECMA IS 10.1" explosion-proof tablet
GECMA IS 10.1" explosion-proof tablet: Zone 1 (Zone 0 with leather case) ATEX/IECEx certified, 10.1" AHVA display, optional cameras.
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Eaton MTL intrinsically safe isolators (MTL5500)
Eaton MTL5500 intrinsically safe isolators: compact DIN-rail modules, single/multi-channel, 3-port isolation, low dissipation, ATEX & IECEx approved.
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Eaton MTL lightning and surge protection devices
Eaton MTL surge protection for signal, data and power lines: SD, SDM, TP48, IOP, SLP and ZoneDefender – complete protection for control systems.
View details →RTK process alarm annunciators (MTL)
RTK process alarm annunciators (Eaton MTL): clear, fast fault indication for control rooms and field stations.
View details →Delivered projects

H5 wellhead platform – Te Giac Trang field
Hazardous-area electrical, control and safety equipment for the H5 wellhead platform at the Te Giac Trang field, Cuu Long basin.
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DCS computer upgrade – Nhon Trach 1 power plant
Supply and installation of ABB DCS computers for the 450 MW Nhon Trach 1 power plant.
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Hazardous-area fieldbus barriers – Bien Dong POC
Eaton MTL 9372-FB redundant intrinsically safe fieldbus barriers for Bien Dong POC control systems.
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Zener barriers – Van Phong 1 BOT thermal power plant
Eaton MTL7700 intrinsically safe Zener barriers for the Van Phong 1 BOT thermal power plant.
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MTL5500 isolators and SPDs for Yokogawa DCS – Thi Vai LNG terminal
MTL5500 IS isolators and SD surge protectors for the Yokogawa DCS at the Thi Vai LNG terminal.
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Cavotec MC-3300 Ex radio remote control upgrade – Thi Vai terminal
Replacement, installation and software upgrade of Cavotec MC-3300 Ex radio remote controls for gas pump stations at Thi Vai terminal.
View details →Resources

Eaton MTL product solutions
Overview of Eaton MTL solutions: intrinsic safety, surge protection, smart marshalling, HART, fieldbus, IS Ethernet and HMI workstations for hazardous areas.
View details →800xA control system health check and maintenance
ABB 800xA control system health check and maintenance: status reports, fault rectification and recommendations to improve reliability.
View details →Weidmüller solutions
Weidmüller solutions for energy management, decentralised automation, panel building (Workplace) and IIoT.
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Proven integration: SIMATIC ET 200SP HA and MTL SUM5
Siemens and MTL proved the integration of MTL SUM5 smart marshalling with SIMATIC ET 200SP HA configurable I/O (30 March 2021).
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