ZKHS GDJS-225B and ZKHS GDJW-225B compare

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Model selection comparator If you have any questions, please click below Service	ZKHS GDJS-225B Temperature&Humidity Cycling Test Chamber 52500.0 RMB China Detail	ZKHS GDJW-225B High-Low Temperature Cycling Test Chamber 38500.0 RMB China Detail

Model comparison

Min-TEMP		-20℃
Max-TEMP		＞100℃
Min-RH		≤40%RH
Max-humidity		98% RH
Volume		≤250L
TEMP fluctuation		±0.5℃
Humidity deviation		±2% ±2.5% ±3%

Parameter comparison

Interior size	500600750mm	500600750mm
Temperature range	A:0~150℃ B:-20~150℃ C:-40~150℃ D:-60~150℃ E:-70~150℃	-20~150℃
Humidity control range	30~98％R.H
Temperature fluctuation	≤±0.5℃	≤±0.5℃
Humidity Deviation	+2、-3％R.H
Heating rate	-20→100℃≈35min	-20→100℃≈35min;-40→100℃≈45min
Cooling rate	25~-40℃≈50min	25~-40℃≈50min;25~-60℃≈65min
display	(7.0 inch) large screen screen programmable touch temperature and humidity Controller	Large screen touch screen temperature and humidity control instrument
Accuracy range	Setting Accuracy: temperature ± 0.1 ℃, humidity ± 1% R.H	Setting Accuracy: temperature ± 0.1 ℃, indication Accuracy
Temperature transducer	Platinum resistance PT100Ω/MV	Platinum resistance PT100Ω/MV
Heating system	Fully independent system, nickel-chromium alloy electric heating heater	Fully independent system, nickel-chromium alloy electric heating heater
Humidification system	Built-in isolated, all stainless steel shallow surface evaporative humidifier
Dehumidification system	Adopt evaporator coil dewpoint temperature laminar flow contact dehumidification method
Refrigeration system	Original French "Taikang", fully enclosed air-cooled compression refrigeration method	Original French "Taikang", fully enclosed air-cooled compression refrigeration method
Circulatory system	Temperature-resistant and low-noise air-conditioned motor, multi-leaf centrifugal wind turbine	Temperature-resistant and low-noise air-conditioned motor, multi-leaf centrifugal wind turbine
Enclosure Material	A3 steel plate electrostatic spray treatment	A3 steel plate electrostatic spray treatment
Inner chamber material	SUS304 stainless steel high quality mirror steel plate	SUS304 stainless steel high quality mirror steel plate
Thermal insulation material	Polyurethane Rigid Foam, Ultrafine Glass Fiber Cotton	Polyurethane Rigid Foam, Ultrafine Glass Fiber Cotton
Door frame insulation	Double Layer High and Low Temperature Conditioning Silicone Rubber Door Seal	Double Layer High and Low Temperature Conditioning Silicone Rubber Door Seal
Timer	0~9999 M, H adjustable	0~9999 M, H adjustable
Standard configuration	Multi-layer heating and defrosting with lighting Glass window 1 set, 2 test racks, 1 test lead hole φ50mm
Safety Devices	Leakage, short circuit, over temperature, water shortage, motor overheating, compressor overVoltage, overload, overcurrent protection	Leakage, short circuit, over temperature, motor overheating, compressor overVoltage, overload, overcurrent protection
Power	AC220V ± 10% 50Hz AC380V? 10% 50Hz three-phase five-wire system	AC280V ± 10% AC380V ± 10% 50Hz three-phase five-wire system
Environment temperature	5~30℃	5~30℃
Environment humidity	≤85％R.H	≤85％R.H
Temperature Uniformity	≤+2℃	≤±2℃

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