Model | HHW 21.420AII | SHHW 21.420AII | HHW 21.600AII | SHHW 21.600AII | |||||
Function | Tem. Range | RT+ 5~65ºC | RT+ 5~ 100ºC | RT+ 5~65ºC | RT+ 5~100ºC | ||||
Tem. Resolution Ratio | 0.1ºC | ||||||||
Tem. Motion | ±0.5ºC | ||||||||
Tem. Uniformity | ±1.0ºC | ||||||||
Structure | Inner Chamber | High quality hairline stainless steel plate | |||||||
Outer Shell | Cold rolling steel electrostatic spraying exterior | ||||||||
Cover | High quality hairline stainless steel plate | ||||||||
Cover circle | Without | With | Without | With | |||||
Test tube rack | Without | With | Without | With | |||||
Controller | Heater | Stainless steel heating tube | |||||||
Power Rating | 0.5kW | 1kW | 0.75kW | 2kW | |||||
Tem. control mode | PID | ||||||||
Tem. setting mode | Touch button setting | ||||||||
Tem. display mode | Measuring temperature: display on the three digital tubes upper row ;setting temperature: display on the lower row | ||||||||
Timer | 0~9999min(with timing wait function) | ||||||||
Operation function | Fixed temperature operation, timing function, auto stop. | ||||||||
Program function | No | ||||||||
Additional function | Deviation correction,Menu key lock, Power-off compensation,Power failure memory | ||||||||
Sensor | CU50 | ||||||||
Safety device | Over temperature alarm | ||||||||
Specification | Sink size (W*L*H) (mm) | 420*180*140 | 600*300*200 | ||||||
Exterior size (W*L*H) (mm) | 570*230*270 | 750*350*360 | |||||||
Packing size (W*L*H) (mm) | 730*400*340 | 910*450*460 | |||||||
Volume | 11L | 36L | |||||||
Supply (50/60Hz) Current rating | AC220V/ 2.3A | AC220V/ 4.5A | AC220V/ 6.8A | AC220V/ 9.1A | |||||
NW/GW (kg) | 8/9.5 | 8.5/10 | 17/19 | 18/20 | |||||
Optional accessories | No |