Helle Pharma

Infrared Hot Plate / Stirrer - WH390-NH

Brand	Wiggens
Category	Mixer & Stirrer
Subcategory

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Heat output: 2000W
Maximum temperature setting: 450?

Description

Standard PT100 temperature sensor
Accurate solution temperature within ±1? in general range.

Ceramic glass top plate
Great anti-corrosive ability to acid, base, or organic solvents.

Rapid heating up speed.
Temperature can reach up to 550? , and one liter of water can be boiled in approx. 9 minutes.
?Measured in 2L glass flask at 25? ambient temperature and 1bar air pressure?

Intelligent PID (WH390)
Suitable for different application, for accurately controlling the quick heating of small samples and the temperature stability of large samples.

Intelligent Cascade Control (WH395)
self-optimizing, for optimal results. Good temperature stability

Heating power
With 1800W heating power, rapid heating up speed. 2000W (WH390-NH)

WH390 presets 3 sets of PID for different volume heating application. WH395 uses advanced ICC technolgy to self-optimize for optimal results. WH390 has LCD display and WH395 has TFT

Specifications

Model	WH390-NH
Order No.	W3013903
Maximum temperature setting [? ]	450
Maximum temperature setting with E-sensor [? ]	300
Safety temperature [? ]	50~500 adjustable
High temperature protection [? ]	10~50 adjustable
Temperature stability with E-sensor [? ]	±1
Heat output [W]	2000
External temperature sensor	Pt100
Temperature control	PID
Speed setting range [rpm]	100~1500
Stirring quantity max [L / H2O]	30
Display	PID
Mixing direction	Clockwise
Time setting	1~1999min / continuous
Top plate material	Ceramic glass
Top plate dimensions [mm]	280×280
Communicate interface.	RS232/485
Dimensions W x D x H [mm]	290x450x80
Weight [kg]	4.1
Power supply	220V/50Hz

*Measured with 500ml water at 80 ?
Standard package includes: Hot plate / stirrer, thermocouple sensor PT100-01 with holder and clamp?stirrer bar ( Order No. 1.230.8)