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K Controls Ltd.’s 007-100 and 007-120 Exd IIC position monitors are ATEX- and IECEx-certified for use in gas Zones 1 and 2 and dust Zones 21 and 22. According to the company, the monitors are further characterized by:
- The CE marked, IP67 enclosures are supplied in either coated aluminium or ANC 4B (316) stainless steel.
- Metric and NPT cable entries up to M25 and Âľ inch are available.
- The products have been designed to accommodate, as an option, the latest version of the top-mounted, highly visible Klearvision position indicator.
- The 007-100 is a compact solution that can contain up to two switches or a 4-20mA position transmitter; the larger 007-120 can contain up to four switches and a 4-20mA position transmitter.
- The 007-120 now carries cCSAus certification marking for use in Canada and the USA.
- Designed for use in the oil, gas and petrochemical industries, both units can be fitted to a wide range of quarter-turn or linear valve actuators.
- Switch options include micro switches, hermetically sealed magnetically operated reed switches and standard or fail-safe inductive proximity sensors.
- Potentiometers of various different values can be geared or directly driven.
- A solenoid back wiring facility can be provided so that switches and solenoid can be wired to the control room via a single multicore cable, without the requirement for a separate junction box.
- For continuous feedback of valve position or for monitoring the performance of critical emergency shutdown valves during partial stroke testing, 4- 20mA, 4-20mA + HART®, PROFIBUS® PA or FOUNDATION™ FIELDBUS position transmitters are available in K4-20 variants.