• Scientific Controls

Oil/Winding Temperature Indicator

Scientific Controls is designer, developer and manufacturer of "Osmadial" and "Sciecon" brand instruments, tested to high standards. The range includes temperature gauges, pressure gauges, temperature indicators, bearing temperature detectors, dial thermometers, controllers, temperature and pressure recorders, thermocouples, thermowells, oil/winding temperature indicators. Model 2004 is a high performance instrument with ±2°C accuracy, capable of temperature monitoring, indication and control, for the protection of transformers from 1 MVA to 10 MVA rating. Technical data: dial diameter – 118 mm segment dial; angular sweep – 60°; range – 0-120°C, 0-150°C, 20-140°C and 30-150°C; accuracy – ±2°C; graduations – 2°C per division; electrical connections – all line to body (earth) high voltage breakdown tested to 2.5 kV AC, 50 Hz for 60 seconds; terminal type – WAGO terminals press fit type; switch configurations, maximum number of switches – 4; switch type – heavy-duty micro switch; switch rating – 5 A at 240V ±10% AC and 0.5 A at 220V ±10% DC; switches – normally open type; adjustable range – 10-90% of full scale range; switch differential – 5°C fixed; switch accuracy – ±2.5°C of set value; contact type – switch contacts are potential free; instrument case – weatherproof pressure die-cast aluminium, alloy casting with epoxy coated tall sides; protective class IP55 as per IS 13947 part II; capillary entry – bottom or top of the case; capillary length – up to 15 metres; capillary tubing – capillary line protected by flexible stainless steel armour and additional stainless steel armour to reinforce at the entry to the case; and standard fittings – resettable maximum pointer, anti-vibration mounting grommets (for projection mounting).