-86°C Ultra Low Temperature Chest Freezer DW-HW138

•Microprocessor-based temperature controller

•Audible and visual alarm system

•Ergonomic structure design

•High-efficiency refrigeration system

•138L Ultra low temperature chest small volume freezer

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Overview

Microprocessor-based temperature control system

Meling -86℃ ultra low temperature chest freezer equipped with microprocessor-based temperature controller, -40℃~-86℃ adjustable , controlling precision is 1℃, digital temperature display. Keyboard lock and password protected configuration page, delayed start and safe stop interval between restart and being terminated.

Audible and visual alarm

High /low temperature alarm, power failure alarm, low battery alarm, door ajar alarm, sensor failure alarm, system failure alarm etc. With USB temperature recorder, long time back-up battery for recorder and controller work.

Ergonomic structure design

Chest type, stainless steel interior, outer is painted steel panel, 4 units casters for easy handing. Top door with key lock. Two-times foaming technology, double seal design. 155mm extra thickness heat insulation.

High-efficiency refrigeration system

Imported famous brand compressor, fan electromotor with Germany EBM. Unique refrigeration circulation and unipolar compressor oil-lubricated technology. China Patent technology of mixture refrigerant, specially Single stage refrigeration design.

Features

China's leading manufacturer of ultra-low temperature chest freezers
Microprocessor-based temperature controller
Audible and visual alarm system
Human-oriented structure design
High-efficiency refrigeration system

Scope of Application

Ultra low temperature chest freezer can be used as laboratory freezer, ultra low medical freezer and deep freezer apply to hospitals, health and epidemic prevention system, scientific research institutes, biological engineering, laboratory in colleges and universities, military industrial enterprises, etc.

Specifications

-86℃ Ultra-low Temperature Freezer
Model	DW-HW138
Cabinet type	Chest
Capacity(L)	138
Internal size(WDH)mm	490470582
External size(WDH)mm	13288901025
Package size(WDH)mm	14709901241
NW/GW(Kgs)	200/262(wood packing)
Performance
Temperature range	-40～-86℃
Ambient temperature	16-32℃
Cooling performance	-86℃
Climate class	N
Controller	Microprocessor
Display	Digital display
Refrigeration
Compressor	1pc
Cooling method	Direct cooling
Defrost mode	Manual
Refrigerant	Mixture gas
Insulation thickness(mm)	L/R:152, B:152
Construction
External material	Cold rolled steel
Inner material	Stainless steel
External door	1（Steel plate with spraying）
Door lock with key	Yes
Foaming lid	2
Access port	1pc. Ø 40 mm
Casters	4
Data logging/Interval/Memory capacity	USB/Record every 10 minutes / 100,000data
Backup battery	Yes
Alarm
Temperature	High/Low temperature,High ambient temperature
Electrical	Power failure , Low battery
System	Sensor failure,Condenser overheating ,Built-in USB datalogger failure,Communication error
Accessory
Standard	RS485,Remote alarm contact
Options	CO2 backup system

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