



Independent humidification to achieve humidity control. Dedicated function keys for temperature setting.
LCD 30-segment program control, repeated step and step operation.
Convenient operation, fixed value operation, timing operation, automatic stop.
Auxiliary menu to realize overheating alarm, deviation correction and menu lock.
Turbine centrifugal forced air supply, the temperature is more uniform.
Power-off protection, parameter memory, call recovery. Compressor overload protection.
Figure 1. Multi-function control panel
Figure 2. Safety glass and safety lock: safety lock design, and separate safety glass for easy observation

Figure 1 Figure 2
| model | HWS-70B/HWS-70BX | HWS-150B/HWS-150BX | HWS-250B/HWS-250BX | |
| Way | forced convection | |||
| performance | Operating temperature range | Without humidification: 0~65℃; with humidification: 10~65℃ | ||
| temperature resolution | 0.1°C | |||
| temperature fluctuation | High temperature: ±0.5°C Low temperature: ±1°C | |||
| Temperature distribution accuracy | ±1℃ | |||
| Humidity range | 45%~90%RH | |||
| humidity fluctuation | ±5% | |||
| composition | Interior | Mirror stainless steel plate | ||
| Exterior | Cold-rolled steel sheet with chemical-resistant coating on the surface | |||
| Insulation material | Polyurethane | |||
| heater | stainless steel heating tube | |||
| rated power | 0.7KW | 1.0KW | 1.4KW | |
| compressor | Air-cooled hermetic compressor | |||
| Refrigerant | R134A | |||
| defrost structure | B type: manual; BX type: automatic | |||
| Humidity control method | automatic | |||
| Lead hole | 52mm inner diameter | |||
| Controlled external power supply | 1 external | |||
| Controller | temperature control method | 30-segment LCD program | ||
| temperature setting method | Touch the button to set | |||
| Temperature representation | Measured temperature display: LCD upper display; set temperature display: LCD lower display | |||
| timer | 0~99.9h*30 (with timing waiting function) | |||
| running function | Fixed value operation, timing operation, automatic stop/scheduled start, program operation | |||
| program mode | Standard | |||
| Additional features | Type B: deviation correction, menu key lock, power failure compensation, power failure memory | |||
| BX type: another overheating preventer, cumulative timing, circuit self-diagnosis, intelligent defrosting | ||||
| sensor | PT100 | |||
| safety devices | Type B: Overheating alarm, overload protection; Type BX: Another overheating preventer, cumulative timing, circuit self-diagnosis | |||
| Specification | Inner size (width * depth * height mm) | 420*350*500 | 500*400*750 | 500*500*950 |
| Dimensions (width * depth * height mm) | 570*560*1073 | 640*620*1260 | 640*710*1463 | |
| Outer packing size (width*depth*height mm) | 720*720*1120 | 790*770*1380 | 800*870*1580 | |
| Internal volume | 70L | 150L | 250L | |
| partition load | 15kg | |||
| Partition layers | 5th floor | 9 floors | 12 floors | |
| Partition spacing | 60mm | |||
| Power supply (50/60Hz) rated current | AC220V/2.3A | AC220V/3.6A | AC220V/5.5A | |
| Net weight/gross weight kg | 65/83 | 86/106 | 100/127 | |
| Accessory | Partition | 2 pieces | ||
| shelf | 4 pieces | |||
| configuration can be added | Partition, RS485 interface, printer, Recorder, external communication, remote control, wireless SMS alarm, U disk data storage | |||