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  • After 30 years of successful development, RTK Instruments is firmly established as the leading specialist in the design and manufacture of process alarm equipment, displays and interface products. Our products are used in all environments, including all hazardous areas, and across all process and utility sectors. RTK supplies alarm systems and associated instrumentation from a single sounder to a complete plant-wide alarm and monitoring system.

    From our facilities in the UK we design and manufacture the complete range of products and together with our partners around the world we provide sales and technical support as it's needed and where it's needed.

    In the safety business, reliability is everything, and RTK Instruments cast-iron Five Year Warranty on all its standard products shows how confident we are in both our designs and our ability to build the products to quality standards.

    And the technology itself is even more impressive. Products such as the 725B Programmable Alarm Annunciator are the most innovative on the market today - anywhere in the world. The LN1000 Intrinsically Safe Alarm Annunciator and the SIL725 Annunciator - certified to IEC61508 are totally unique products - worldwide - helping to keep operators and the environment safe and process plants running smoothly.

  • RTKís SER Substation Annunciator

    Now Kema certified to IEC-61850 this panel mounting annunciator is capable of capturing critical alarms to 1ms resolution to provide accurate event data to route cause of any alarm event or flood.

    The substation annunciator is fully IEC61850 compliant with the ability to both read and write to the substation automation system and hence can be configured as a network Annunciator, taking itís inputs directly from IEC61850 protocol.

    Optional dual redundant PSUís provide additional integrity, making this product ideal for monitoring your critical alarm from any substation located equipment, including; switchgear, GIS transformer, HVAC, building security, station batteries.

  • RTKís Annunciators gain cULus certification

    RTKís are please to announce that the 725B family now bears the cULus listing logo, indicating the product is now fully certified to this prodigious mark. The 725B family includes options to timestamp incoming event to a 1mS accuracy and resolution while maintaining the capability to pass this data to third party products such as PLCís, DCS and other archiving media.

    A scalable unit, the 725B can be manufactured in a variety or aspect ratios up to a maximum of 254 channels within a single panel. For critical alarm applications requiring a wall moun??ng , or free standing enclosure to house the alarm please contact your local RTK office.

Alarm Annunciators Event Recorders

Hazardous Area Notification Engineered Solutions