DIN-rail mounted safety barriers

• The MTL7700 range DIN-rail mounting barrier providing quick and easy installation without the need for special hardware.
• Removable terminals are used for ease of installation, maintenance and for providing a loop disconnect by simply unplugging the terminals from the side of the module.
• The barriers clamp simply and securely onto standard T-section DIN-rail, simultaneously making a reliable IS earth connection.
• When the MTL7700 range is used in conjunction with the MTL7798 power feed module the user has a fully protected, electronically fused supply to many barriers with no additional wiring required.

Backplane mounted Intrinsic Safety Isolators

• The MTL4500 range is the next generation of backplane mounting intrinsic safety isolators.
• The MTL4500 range offers industry leading features and performance in a single package.
• It is designed with the requirements of system vendors in mind, for ‘project focused’ applications such as Distributed Control Systems (DCS), Emergency Shutdown Systems (ESD) and Fire and Gas monitoring (F&G).
• With fast module installation, easier system integration, improved performance from low-power circuit designs and more I/O channels in each module giving the highest packing density on the market plus 3 port isolation as standard.

DIN-rail mounted Intrinsic Safety Isolators

• The MTL5500 range of intrinsic safety isolators are DIN-rail mounting and meet the needs of the IS interface market for “application focused” projects.
• These range from single instrument loops, through various combinations and enclosures to fully equipped cabinets, across all industries where hazardous areas exist.
• It has a slim, compact housing and the range of module options contains both single and multiple channel devices.
• The modules can be used for a wide variety of interface tasks for process instrumentation.
• All signal wiring is made through removable connectors which facilitates fast installation and simple maintenance procedures.

IS isolated Power Supplies

• The 949x-PS-Plus range (IS) isolated power supplies are ideal for providing power to instrumentation in hazardous process areas.
• They offer a wide range of different IS output voltages, ranging from 4.8V - 17.7V.
• Suitable for connections in Gas Group IIB or Gas Group IIC hazardous areas
• Wide operating temperature range of -40˚C to +70˚C
• Zone 2 mountable
• DIN-rail or backplane mounting
• ATEX / IECEx certified

Field and Panel Mounting Display

• The MTL646/7 text displays are located in the hazardous area where they display alphanumeric data and graphics from a safe area host controller.
• This is transmitted by a serial data link passing through an MTL5051 isolating interface.
• This serves the dual purpose of isolating the IS indicator and converting RS232 or RS422 serial data to the MTL signal level and vice versa.
• Bi-directional communication permits operators to acknowledge messages and to request process action when necessary.
• If required, an audible or visual alarm can be connected to attract the operator’s attention.

Loop Powered Indicators

• The 660 range of indicators are loop powered units and the low voltage drop across their input terminals allows them to be installed in almost any 2-wire, 4-20mA loop.
• Large liquid crystal displays make the process variables easily visible at a distance and a backlight option may also be ordered for use in low light conditions.
• Process units are configured into the display area.
• Instant readout of percentage or loop current is available at the push of a button.
• Field mounting units are housed in a rugged aluminum IP67, NEMA 4X case.
• GRP options are available for highly corrosive atmospheres.

Custom, standard and universal backplanes for easy DCS integration

HART® Multiplexers

• The MTL4850 HART® multiplexer provides a simple interface between smart devices in the field, control/safety systems and HART® instrument management software.
• The system is based on 32-channel modularity to provide a compact, easily configurable and expandable system.
• Designed to mount directly to a range of customized connection units
• MTL4850 designed for use with SIL3 loops (non interfering)
• MTL4854 designed for use in partial-stroke test valve positioner applications
• Connect over 2000 loops on one RS485 network

HART® Connection Systems

• The new MTL4851 and MTL4852 HART® connection system provides a simple interface between smart devices in the field, control systems and HART® instrument management software.
• The system is based on 16-channel modularity to provide a compact, easily configurable and expandable system.
• Each node on a standard RS485 network can support up to 256 channels through multiple secondary modules controlled by a single master.
• Designed to mount directly to a range of general purpose HART® connection units and IS backplanes
• Provides a simple interface to smart devices in the field
• Connect up to 7936 HART® devices on a single RS485 network
• LED indication for fault diagnosis
• Auto baud rate detection
• Connectivity to HART® configuration and Instrument Management software (IMS)

Open-frame Fieldbus barriers, 6/12 spur

• The MTL 9387-FB2 (6-spur) and MTL 9388-FB2 (12-spur) fieldbus barrier assemblies provide intrinsically safe spur connections from a High Energy Trunk, for connection to suitably certified Foundation™ fieldbus H1 instruments.
• Pre-assembled system components for up to 5 intrinsically safe spur connections
• For assembly into user-specified field enclosure
• Spurs compatible with FISCO and “Entity-certified” fieldbus instruments
• Ergonomic mechanical design
• Pluggable system components without “gas free” constraints
• Optional, integrated surge protection for trunk and spurs

FISCO Power Supplies

• FISCO power supplies and wiring components have become the definitive solution for intrinsically safe fieldbus,
• Simplex (912x range) and redundant (910x range) options
• Safest possible technique in hazardous areas
• Fully live-workable field network • Up to 265mA segment current
• Field junction box contains simple, highly reliable megablock wiring hub
• Integrated versions for major host control systems
• Redundant power supply option provides unique combination of high system availability and operator safety

Redundant Fieldbus Power Supplies

• 918x range of fieldbus power supplies are the first in the market to use an “N+1” architecture to provide redundant power for FoundationTM fieldbus networks, reducing the capital cost per segment by up to 25%.
• Fully isolated hot-swappable power modules
• Integrated versions for major host control systems
• Reliable, screw secured pluggable field and power feed connections
• Choice of rising cage clamp screw or spring clamp terminals
• Screen pass-through or ground option without accessories
• On-line physical layer diagnostics option
• Pluggable trunk surge protection option

Single-segment Fieldbus Power Supplies

• The F101, F102 and F104 fieldbus power supplies each provide power for a single FoundationTM fieldbus H1 segment.
• Galvanic isolation, power conditioning and segment termination are incorporated.
• Compact design
• Fully isolated
• Low power dissipation
• DIN-rail power bus option
• Low power version for remote, solar-powered applications (F104)

Megablock wiring hubs

• The F300 range providing a simple and reliable means of connecting individual fieldbus instruments to the field network.
• Protect against spur short-circuits and allow instruments to be easily added to or removed from the segment without disrupting communications.
• Single-piece trunk in/trunk out connector simplifies installation and maintenance
• Spur short circuit protection
• Removable terminator & Unique pluggable trunk and spur surge protection option
• Can be installed in zone 2 or division 2 with connections to Ex n or Ex ic field instruments

Intrinsically Safe Megablock wiring hubs

• The F200-IS range of megablocks are specifically designed and certified for use in intrinsically safe fieldbus networks.
• When used with the MTL 912x or 910x range of FISCO power supplies, they allow complete IS segments to be assembled, for connection to field instruments carrying intrinsic safety FISCO certification.
• Certified intrinsically safe for use in FISCO networks
• Compatible with simplex or redundant FISCO power supplies
• Spur short circuit protection
• Choice of rising cage clamp screw or spring clamp terminals for spurs

Fieldbus Monitor

• The fieldbus monitor, FBT-6, is used to examine the operation of a live Foundation™ fieldbus network without interfering with its operation.
• The FBT-6-PA Profibus PA diagnostic monitor can be used to examine the operation of a live Profibus-PA segment without interfering with its operation.
• These monitors are intended for maintenance personnel to verify network operation or to troubleshoot an errant network.

Diagnostic Monitor

• The F809F-Plus fieldbus diagnostics module monitors the performance of up to eight fieldbus segments providing information on network health.
• Simple user interface with status, instrument technician and advanced user views
• Alarm optimisation wizard
• NAMUR NE107 compliant status display
• Tooltips for any active alarms recommend corrective action

Modular Surge device for I/O loops

• The MTL SD Modular has a compact 7mm footprint, enabling high packing density and reduced cabinet space.
• Its modular design allows easy maintenance with on-board LED diagnostics prompting operators when replacement of a module is required.
• Available in 7v, 16v, 32v and 55v variants with a current capacity of 700mA.
• High-performing 20kA level of protection
• Proven multi-stage hybrid functionality
• Make before break for signal continuity
• Fuse disconnect options for ease of test and commissioning
• Voltage ratings to suit process I/O applications
• ATEX certified, IECEx approval and suitable for use in SIL3 loops

Data Surge Tester

• The MTL data surge tester is a versatile and compact, bench-top test device designed to give performance status of data communication surge protectors.
• This portable, rugged tester makes continuity and current leakage tests of data surge devices quick and easy during routine maintenance, with LED’s illuminating to indicate surge module health.
• This in turn allows users to quickly determine whether the surge protection device has failed or degraded in performance to an unacceptable level.
• These tests validate the integrity of the surge protection system, thus ensuring safety and a continuous high-level of protection.

DIN-rail mounted surge protection for fieldbus systems

• FP32 devices provide surge protection, along the trunk or spurs of fieldbus systems, from damaging the associated electronics such as terminators, spur blocks and the bus control equipment.
• Fully automatic, the FP32 reacts immediately to ensure that equipment is never exposed to damaging surges by directing surges safely to earth and then resetting automatically.
• Meets the requirements of IEC61158-2:2000 for Foundation™ fieldbus
• Plug connectors for quick and easy connection or rewiring
• 20kA maximum surge current
• FM, CSA, FISCO and ATEX approved
• Lloyds approval

Surge protection for fieldbus components

• The FS32 surge protection device prevents surges and transient over-voltages conducted along the trunk or spurs of fieldbus systems from damaging the associated electronics such as terminators, spur blocks and the bus control equipment.
• Protects IS spurs on MTL 937x-FB range of fieldbus barriers
• 20kA maximum surge current per line
• Plug connectors for quick and easy connection or rewiring
• Meets the requirements of IEC61158-2:2004
• Can be used on MTL megablocks or other fieldbus equipment

Fieldbus specific surge protector

• The TP32 is specifically designed to protect process transmitters and devices on fieldbus systems, meeting the requirements of IEC61158-2:2000 and ANSI/ISA-50.02-2 1992.
• The TP32 is a hybrid design consisting of high-power, solid state electronics and a gas discharge tube which is capable of diverting surges up to 10kA

Surge protector for field Transmitters

• The TP48 safeguards field-mounted process transmitters where it matters, right at the unit.
• Easy to install and providing high-level protection against surges and transients whilst normal operation remains unaffected.
• Working voltage is 48V DC maximum with impulse ratings of 10kA peak current and 10kV peak voltage.

Remote terminals

• The MTL GECMA WS has been designed to address the environmental challenges of obtaining visualisation within harsh and hazardous areas.
• Packed full of features and state of-the-art technology the range includes Remote Terminal (RT), Thin Client (TC) and Personal Computer (PC).
• Platform, modular design concept
• Suitable for Ex zone 1/2/21/22
• Specified for use in hazardous areas
• Ex-approvals

Open-frame Fieldbus barriers, 6/12 spur

• Minimise CapEx and maximise investment return with the revolutionary smart universal marshalling solution, SUM5. MTL SUM5 combines five functions in one modular design enabling one standard cabinet to deliver the lowest lifetime costs and lowest installed cost while saving valuable space in a control room.
• MTL SUM5 offers a single cabinet design, with ‘plug and play’ configurable modules for the five key marshalling functions. This eliminates the need for intricate wiring to interconnect the components, ultimately improving uptime and reducing the cost of wiring, installation and maintenance.
• MTL SUM5’s modular design simplifies marshalling and provides increased flexibility throughout the product lifetime. Loop disconnect is integrated in every terminal, so loops can be easily isolated, which together with the modular design, simplifies maintenance and keeps associated costs to a minimum.