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Temp. Sensor for Water heater

The sensor of water heater belongs to CWF2 series temperature sensor, which adopts a lead type sensing element made of semiconductor material NTC thermistor and the temperature sensing head is packaged with a metal shell. The application range of this series of sensors is - 40 ℃ to 125 ℃. The metal shell is made of stainless steel, aluminum, copper and other materials. The lead wire can be made of PVC wire, silica gel wire, XLPE wire and other wire materials conforming to UL and environmental protection certification with wire diameters of 22~30.

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Datasheet

Product details

Application

Soybean milk machine, coffee machine
. Curing pot, hot water pot
. Water heater
. Water dispenser

Accessories (customized requirements)

. In line terminal
. Connector
. Casing (fiberglass casing, heat shrinkable casing, Teflon casing)
. Tie

Specifications

Sensor family	CWF2 series metal shell encapsulation type
Operating temperature range	-40 ℃ to 125 ℃ (limited by temperature sensing elements, wire rods, etc.)
Type of temperature sensing element	NTC thermistor (Kemin MF51 series, MF52 series, MF58 series)
Resistance specification	3.3KG3970100KF3950, 8.556KF4300, 7.558KF3950, 10KF3450, 3.485KH3450, etc
Head packaging form	Metal enclosed type
Shell material	SUS304, SUS316, brass, copper, copper nickel plating, aluminum oxide, aluminum shell
Head package size	Customized size and shape
Common wire rod	UL1332, UL10362, UL3398, etc
Dielectric Strength	1500VAC, 3S, 0.5mA (conventional, optional)
Thermal time constant	≤ 15s (in thermostatic oil bath)
Dissipation coefficient	≥ 2.5mW/℃ (25 ℃, in still air)
Rated power	150mW (25 ℃, in still air)

Customized service

. Above accessories
Shell size, shape and material
. Line type, line length
The resistance value, B value and precision of NTC thermistor can be customized

Typical style reference drawing