Capacity: 150L
Internal dimensions: 500mm*600mm*500mm(W*H*D)
External dimensions: 800mm*1530mm*1420mm(W*H*D)
Temperature Range: -20ºC ~ + 150ºC    -40ºC ~ + 150ºC    -70ºC ~ + 150ºC
Humidity Range: 20%~98%RH
Temperature resolution: 0.01ºC
Humidity resolution: 0.1%R.H
Temperature deviation: ±0.5ºC
Humidity deviation: ±2%R.H
Temperature uniformity: <= 2ºC
Humidity deviation: ±3%R.H
Temperature fluctuation: ±0.5ºC
Humidity fluctuation: ± 2%R.H
Heating rate: >= 3ºC / min(-70ºC → + 150ºC)
Cooling rate: >= 1ºC / min(150ºC → -70ºC)
Compressor: Imported French Taikang fully enclosed compressor
Refrigerant: Environmental protection refrigerant R404A/R23
Cooling method ingle-stage cooling: Mechanical binary refrigeration
Blower: Centrifugal fan with forced circulation
Evaporator: Finned tube heat exchanger
Condensation method: Air-cooled
Condenser: Air-cooled scale condenser, cooling fan coolin Stainless steel brazed plate heat exchanger
Filter drier: Absorbs residual moisture and acidic substances in the refrigerant of the refrigeration system, and filters out solid rest particles and copper shavings in the system to protect the normal operation of the expansion valve and capillary from ice and dirty plugging
Humidification system: Stainless steel humidifier
Heating system: Nickel chromium alloy stainless steel heater
Water supply system: Front-mounted water supply tank, automatic water supply system
Controller: Visuo Controller
Operation mode: Program method / fixed value method
Predetermined area: Maximum temperature range: 5 ºC
Storage function: Standard configuration 2G SD card to record test data curve, can upload and download data, expand storage capacity
Safety protection measures: The overall equipment is over temperature, the fan is overheated, the overall equipment is under-phase / reverse-phase, the refrigeration system is overloaded, the refrigeration unit is over-pressured, the overall equipment timing, leakage, operation indication, automatic shutdown after failure alarm, etc.
Case shell: High-quality cold-rolled steel plate electrostatic spray (1.2mm thick)
Chassis inner wall: stainless steel plate (1.2mm thick)
Insulation material: 100mm polyurethane rigid foam + 100mm high density glass fiber cotton
Standard configuration: φ50 test hole, lighting lamp, double-layer vacuum strengthened glass observation window
Electric current: 6A 8A
Power: 5.5kw 6. 5kw
Power supply: Single phase, 220V, 50 / 60HZ

Ltekonline are the manufacturers of Stability Tester Temperature Humidity Testing Machine used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Humidity Lab Testing Products for Engineering Teaching Lab in Universities