1.Easy to operate and handle 2.Reasonable price and good after-sale service 3.good quality 4.ISO9001:2008

Purpose

Temperature and humidity testing chamber is called environmental testing chamber, which is able to accurately simulate such complicated natural environments as low temperature, high temperature, high temperature and humidity, low temperature and humidity etc., applicable to the QC inspection in such industrial units as electronics, electrical appliance, battery, plastics, food, paper product, vehicle, metal, chemistry, building material, research institution, inspection and quarantine bureau, university etc..

Applicable Standards

The performance index conforms to the requirements of GB5170,2,3,5,6-95 ‘Inspection Methods for Basic Parameters of Environmental Test Equipment for Electric and Electronic Products—Low Temperature, High Temperature, Constant Temperature & Humidity and Alternating Temperature & Humidity Test Equipment’.

Basic Environmental Test Procedures for Electric and Electronic Products Test A: Low Temperature Test Method GB 2423.1-89 (IEC68-2-1)

Basic Environmental Test Procedures for Electric and Electronic Products Test B: High Temperature Test Method GB 2423.2-89 (IEC68-2-2)

Basic Environmental Test Procedures for Electric and Electronic Products Test Ca: Constant Temperature & Humidity Test Method GB/T 2423.3-93(IEC68-2-3)

Basic Environmental Test Procedures for Electric and Electronic Products Test Da: Alternating Temperature & Humidity Test Method GB/T423.4-93(IEC68-2-30)

Performance of Equipment

Model		BE-TH
		80H	80M	80L
Internal material (mm)	W	400	400	400
	H	500	500	500
	D	400	400	400
External dimension (mm)	W	920	920	920
	H	1500	1500	1500
	D	970	970	970
Power supply		1ψ 220V
Temperature range		-20°C~ +150°C	-40°C~ +150°C	-70°C~ +150°C
Humidity range		20%RH~98%RH	20%RH~98%RH	20%RH~98%RH
fluctuation	temperature	±0.5°C
	humidity	±2.0%R.H
Distribution deviation	temperature	±1.5°C
	humidity	+3.0%RH,-2.0%RH
Internal material		stainless steel plate of mirror surface (SUS #304, 1.0mm thick)
External material		stainless steel of yarn surface (SUS #304, 1.0mm thick)
Heating rate		Average 3°C/min   nonlinear and no-load
Cooling rate		Average 1°C/min   nonlinear and no-load
Refrigeration system		efficient and ultralow-temperature refrigeration system from Europe and America (heat dissipation of air-cooling type)
Control System		TEMI880 Programmable temperature and humidity controller of color, touch and intelligence, Imported from South Korea
Safety Protection System		Over-temperature protector, High-tension protection switch and Overheat protection switch for the compressor,Over-current protection switch, Non-fuse switch, Fast-blow ceramic fuse,Buzzer
Standard configuration		Observation window, Test hole, Shelves inside the chamber, Lighting, Chamber casters
on-line function		RS-485 and RS-232 computer on-line function and on-line software

touch screen temperature and humidity testing chamber