These thermostats use sensitive bulbs that can be used in confined locations. Styles 4 and 5 bulbs are designed for inserting in drilled holes in platens and dies or for direct immersion.
Sensors for air and pipeline heating applications (style 9) can be coiled to inside radii as small as 13 mm (½inch).
SPECIFICATIONS Temperature Range: -20 to 370°C (-4 to 698°F) Operating Voltage: Single-Phase: 120 to 480V 3-Phase: 120 to 277V Enclosure: General purpose Contacts: DPST, open on temperature rise; at positive off position, contacts cannot close Differential: ±4% of scale Bulb and Capillary: Copper for units rated at 120°C (248°F) and lower; nickel-plated copper for units between 95°C (203°F) and 290°C (504°F); tin-plated steel for units between 150°C (302°F) and 370°C (698°F) Weight: AR and ARR Series: 1.14 kg (2.5 lb) AR-LT and AR-EP Series: 2.27 kg (5 lb)
† All prices on this site are shown in Singapore Dollars. Note: To order any unit above with optional knob cover, add suffix "KC" to model no. and add $15 to price. To order any unit above with optional pilot light, add suffix "P" to part no. and add $12 to price. (OPTIONS SHOWN IN THIS "NOTE" ABOVE ARE PRICED IN US$) Ordering Example: (1) AR-115KC Single-phase AR thermostat, temperature range -20 to 40°C (-4 to 104°F), style 5 bulb, with optional knob cover., SGD615.00