Specification of WaterBath Memmert

Waterbath WNE 45 Water Bath

Sketch Waterbath WNE 45
Temperature
Temperature range in °C     min. 5°C above ambient up to +95°C with additional boiling mode (+100°C)
resolution of display and setting accuracy     0,1°C up to +99,9°C / 1°C from 100°C
Control of standard components
Controller     digital display (LED) of all set parameters, such as temperature and alarm values (0,1°C resolution) as well as time values
Timer     digital timer from 1 min. up to 999 hours for: ON (continuous operation), DELAYED ON, HOLD or HOLD set-temperature dependent with guaranteed holding time
Calibration     on controller
Safety
Temperature control     2 Pt100 sensors Class A in 4-wire-circuit, mutually monitoring and taking over the performance at the same temperature value
Temperature control     mechanical temperature limiter TB protection class 1 switching the heating off at approx. 30°C above max. temperature of the bath
Temperature control     independently working, electronic overtemperature controller TWW protection class 3.1 or overtemperature limiter TWB protection class 2, adjustable in set-up menu by customer
Temperature control     in case of overtemperature due to failure, the heating is switched off at approx. 10°C above the set temperature (fixed value)
Autodiagnostic system     fuzzy-supported PID microprocessor controller with integrated autodiagnostic system with fault indication
Alarm     visual and acoustic alarm at programme end and as input acknowledgement as well as in case of low liquid level, heating is switched off automatically
Heating concept
Heating Baths     corrosion-proof large-area heating on three sides
Stainless steel interior
Dimensions W x H x D in mm     w(A) x h(C) x d(B): 590 x 220 x 350 mm
Interior     easy-to-clean interior, made of stainless steel, reinforced by deep drawn ribbing, material no. 1.4301 (ASTM 304), laser-welded
Volume     45 l
Liquid level min.     (H) 177 mm
Liquid level max.     (I) 200 mm

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