Index > Product > Constant temperature and humidity testing machine > Programmable low temperature and low humidity box
  • Product Name

    Programmable low temperature and low humidity box
  • Product Number

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  • Release Time

    2018-05-07 18:43:46
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  • product description

  • Technical specifications:

    ※ Internal size: 1000×1000×1000 (W×H×D)mm

    ※ External dimensions: 1200 × 1860 × 2000 (W × H × D) mm

    ※ Volume: 1000L

    ※ Temperature range: -50 ° C ~ 150 ° C

    ※ Humidity range: 5% to 98% RH

    ※ High temperature error: ±1°C

    ※ Low temperature error: ±1 °C

    ※ Humidity error: ±2%RH

    ※ Low temperature belt humidity limit: +5 ° C to 30 ° C 10% RH +30 ° C to +70 ° C 5% RH

    ※ High and low temperature limit: high temperature 150 °C low temperature limit - 60 ° C

    ※ Temperature and humidity distribution mean: ± 2 ° C ± 3% RH

    ※ Temperature deviation: ±1 °C

    ※ Temperature and humidity stability: ±0.3°C ±0.5%RH

    ※ Heating rate: -60°C~100°C for about 40min

    ※ Cooling speed: 20°C~--60°C about 40min

    ※ Dehumidification system: Sweden imported Monte (low humidity type) dehumidifier 1 and dehumidification system 1 set

    ※ Refrigeration system: 1. Compressor: 3 imported French full-tight compressors

    2. Refrigerant: Environmentally Friendly Refrigerant (134A.404A.R23)

                   3. Condenser: air-cooled condenser

                   4. Evaporator: Fin type multi-section automatic load capacity adjustment

                   5. Other accessories: desiccant, oil separator, high and low pressure repair valve, protection switch

    6. Expansion system: capacity control refrigeration system

    ※ Temperature and Humidity Adjustment: Balance the temperature and humidity control mode, control the SSR in P.I.D. mode, so that the heating and humidifying amount of the system is equal to the amount of heat loss, so it can be used stably for a long time.

    ※ Humidity control range:

    ※ Internal material: thick plated paint (ivory white)

    ※ External material: SUS#304 stainless steel

    ※ Insulation material: high density rigid Polyurethane foam insulation

    ※ Air circulation system: 1.60W motor, 3 units.

                     2. Stainless steel extension shaft

    3. Multi-blade fan blades (SIRCCO FAN)

    4. Two-way adjustable louvers to ensure uniform temperature distribution in the test chamber

    ※ Box door: single door, single window, left open, handle on the right hand side

                     1 window 400x600x120mm4 vacuum layer

                     2 push-type explosion-proof handle

      ※ Sheet metal structure: humanized and practical structure, rounded or external design with advanced wear-resistant paint coating, elegant style, using push-type explosion-proof handle, rear-mounted automatic water supply tank design, convenient and practical, save space.

    ※ System structure: heating, cooling, humidifying, cooling and dehumidification systems are completely independent, and can be used as separate functions for high temperature, low temperature or constant humidity.

    ※ Temperature and humidity controller: South Korea imported touch color controller (TIME2500). You can log in 100 groups of programs × 1000 segments, the number of segments can be arbitrarily divided, and the programs can be freely connected to each other. Intelligent PID+SSR/SCR forward and reverse bidirectional synchronous output, including advanced slope control logic. Touch button type setting mode, easy to operate, built-in directory data management system. 5 full-featured system detection ensures that the machine is safe to operate. The fault can be displayed on the current screen.

    ※ Temperature measuring body: Sweden imported Luo Zhuo Nick temperature and humidity electronic sensor 1

    ※ Heating system: stainless steel heat-dissipating heating tube

    ※ Humidification system: surface evaporation type, additional humidifier water shortage and power supply and super humidity protection

    ※ Dehumidification system: a set of frozen latent heat dehumidification method plus imported Monte dehumidification system.

    ※ Water supply system: side-mounted water supply tank, automatic water supply control, recycling and reuse, and water shortage warning device

    ※ Main functions of circuit control system and controller

    High stability platinum gold temperature resistance body, LCD Chinese and English touch screen Korea TIME2700 controller


     System capacity: You can log in 10 groups of programs (PTN) X100 segments (STEP), and the number of segments required for each group of programs can be arbitrarily

    Cutting, groups of programs and freely linked to each other (LINK)

     Cycle setting: each group of running programs can execute 999 times of loops of repeated execution

     Operation mode: Three operation modes, such as fixed value/program/link, can be executed in accordance with various temperature and humidity test conditions.

     Control mode: adopt intelligent microcomputer PID+SSR/SCR to automatically forward and reverse two-way synchronous output, stable control accuracy

                  Precise, with advanced slope control logic to fully meet customer testing needs

     Operation lock: When the system is running, it can be locked by the function button of the start and stop to prevent other people from accidentally touching the system.

                  Inconvenience of shutting down

     Power failure reset: restart mode with power-off memory device and power-on time BREAK (interrupt) COLD (cold machine

    Move) HOT (heater start) is available

    2Backlight selection: The closing time of the LCD backlight can be set according to the personal working hours, which is convenient for operation and operation.

                  Monitor and extend the life of the backlight

     External protection: adjustable over-temperature protection device independent of the main controller, which can set the upper temperature protection of the tested object.

                  Multi-protection function

    ※ Protection device: 1 electronic and mechanical double over-temperature protector

    2 zero-crossing gate fluid power controller

    3 Air-burning protection device

           4 phase-to-phase reverse phase protection switch

    5 compressor high voltage protection switch

    6 compressor overheat protection switch

    7 compressor overcurrent protection switch

    8 no fuse switch

    9 line fuses and fully sheathed terminals

    10 tricolor LED lights with buzzer

    ※ Standard accessories: .1. Power cable 10 mm2x5 core, low impedance rubber cable 5.5m long 1

                   2. Stainless steel SUS #304 square round steel plate rack 2 pieces

    3. Stainless steel adjustable spacing 40mm rack rail 4 sets

    4.35W24V energy-saving box interior lighting 1

    5. There are 2 φ100mm test holes and 4 stainless steel hole covers on the left and right sides of the machine.

    6. Side-mounted plastic water tank (15L)

    7. Electrical appliance import Schneider

    8. A set of controller instruction manual, a set of operating instructions

    ※ other requirements:

             1 □ Recorder □ Online software □ Reverse osmosis pure water machine

           2 load: total power □ heat

    ※ surroundings:

    1 allowable temperature range 0~35 °C

    2 performance guarantee range: 5~35 °C

    3 Relative humidity: no more than 85%

    4 atmospheres: 86 ~ 106Kpa

    5 no strong vibration around

    6 Direct sunlight or direct exposure to other heat sources

    ※ Humidification water supply conditions:

    Pure water with a resistivity of not less than 500 MΩ/M

    ※ Power: AC380V 50HZ 40A


    It can also be made according to the size required by customers to meet the requirements of customers.

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