HUDA QT-E702-150K40 and Factory NBC-150L-40 compare

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Model selection comparator If you have any questions, please click below Service	HUDA QT-E702-150K40 Programmable Humidity Chamber 16230.0 RMB China Detail	Factory NBC-150L-40 Programmable constant temperature and humidity Tester 16800.0 RMB China Detail

Model comparison

Min-TEMP	-40℃	-40℃
Max-TEMP	＞100℃	＞100℃
Min-RH	≤20%RH	≤20%RH
Max-humidity	98% RH	98% RH
Volume	≤150L	≤150L
TEMP fluctuation	±0.5℃	±0.5℃ ±1℃
Humidity deviation	±2%	±1% ±1.5% ±2%

Parameter comparison

Studio Volume	150L	150L
Temperature range	-40~150℃	-40~150℃
Temperature Resolution	0.01℃
Temperature fluctuation	≤±0.5℃
Temperature Uniformity	±2℃	±1.5-2℃
Humidity Control Range	20~98%R.H	20~98%R.H
Humidity Deviation	±2%R.H	±1~2%
humidity fluctuation	±2%R.H
Humidity Uniformity	±3%R.H	±1-3.0%R.H
Continuous Operating Time
Power Supply	220V
Interior size	500600500mm	500500600mm
Dimensions	78015401420mm
Shelf (std.)
Temperature deviation	≤±2℃
Humidity resolution	0.1%R.H
Temperature control Accuracy	±0.01℃
Humidity Control Accuracy	±0.1%R.H
Heating rate	≧3℃/min	3 ℃/min nonlinear no-load
Cooling rate	≧1℃/min	1 ℃/min (no-load nonlinear)
Refrigeration system	1 imported French Taikang fully enclosed compressorSingle stage refrigeration
refrigerant	Environmentally friendly refrigerant R404
Refrigeration system	1 imported French Taikang fully enclosed compressorSingle stage refrigeration
Air circulation mode	Centrifugal fan with forced circulation
condenser	finned tube heat exchangerAir-cooled scale condenser, chilled down fan
Condensation method	air cooling
condenser	finned tube heat exchangerAir-cooled scale condenser, chilled down fan
Humidification system	Stainless steel humidifier
Heating system	Nickel chromium alloy stainless steel heater
water supply system	Front-mounted water supply tank, fully automatic water supply system
Controller	Taiwan Youyi Controller
setting method	Chinese/English interface, touch input
operation mode	Program method/valuation method
setting range	Maximum temperature range Upper/Lower limit 5 ℃
Display resolution	Temperature: 0.01 ℃; Time: 0.1 min
Power-off memory function	The power failure recovery mode can be set as: hot start/cold start/stop
input	platinum resistance
storage function	Standard 2G SD card record test data Linear dispersion, can upload and download data, can expand storage
Safety Devices	Overall equipment overtemperature, fan overheating protection, overall equipment underphase/reverse phase, refrigeration system overload, refrigeration unit overpressure, overall equipment Timer, leakage, operation instructions, automatic shutdown after fault alarm, etc
Software Operating Environment	IBM PC compatible machine, CPU above PII, memory above 128M, Simplified Chinese Windows2000 or Simplified Chinese WindowsXP operating system
Enclosure Material	Cold rolled steel plate (1.0mm thick)	Mirror stainless steel plate (SUS #304)
Inner chamber material	SUS #304 mirror stainless steel (1mm thick)
Insulation material	100Mm polyurethane rigid foam + 100mm high density fiberglass cotton
Weight	239kg	≈185KG
Rated current	8.5A
rated power	5.5kw
Power Supply	220V
test hole	50mm
program Volume	Maximum 120 groups, 1 program can be combined from 1 to 99 segments, Capacity: 1200 segments
communication interface	1. R232/485 communication 2. Linear dispersion can be displayed, data acquisition 3. Can be used as monitoring and remote Control system

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