Scope of application

This product is suitable for scientific research, colleges and production departments such as environmental protection, health and epidemic prevention, drug inspection, agriculture and animal husbandry, and aquatic products. It is water analysis and BOD Assay, culture, preservation, and

Special constant temperature equipment for plant cultivation and breeding tests.

Structural features

>The box and studio are designed with arc structure.

>The studio is made of mirrored stainless steel plates, and the shelf can be adjusted at will and can be assembled freely.

Clean in the studio.

>The studio is equipped with a power socket and lighting.

>A fan is installed in the studio to form forced convection.

>The outer box surface is sprayed with plastic treatment, the whole machine has beautiful, generous and reasonable shape, and is easy to use and repair.

>The exterior door adopts a magnetic door seal, which has good sealing and easy to close. The exterior door has an observation window, which can be directly

>Observe the cultures in the studio.

>It has automatic control function for hot and cold.

>A well-known brand of compressors, using fluorine-free environmentally friendly refrigerant, with high efficiency and low energy consumption.

SPX type

>Temperature control adopts a microcomputer intelligent control system, dual LED Digital display set temperature

And temperature measurement, reliable temperature control accuracy

Technical parameters:

two. Temperature controller:

Featured Description

(1) Temperature sensor temperature: DIN A class Φ5mm SUS Made of stainless steel PT 100×1 branch.

(2) Temperature control method   P.I.D Automatic calculation + Fuzzy control.

(3) Temperature conversion: linear compensation correction for microcomputer.

(4) Display interface 

LCD LCD screen display, English display, key input method.

II type: LED Digital tube display, English display, key input method.

(5) Communication interface  RS485 Communication interface, maximum communication distance 1.2 Km。

(6) Humanized operation

     a. Automatically control the refrigeration compressor and temperature electric heating output power adjustment, P.I.D Calculus control…etc.

     b. Safety self-test The safety self-test of the main system components is the main system components. When an abnormality occurs, the status is indicated by the controller and the operation is stopped.

     c. Independent control controller will heat up /All functions such as cooling are completely independently controlled.

Main functions

(1) Temperature display accuracy 0.1 ℃ 。

(2) Temperature control accuracy   ± 0.1℃ 。

(8) Deviation value correction temperature deviation value compensation and correction function.

(9) I/O Self-test Safety self-test function, automatic power outage protection and fault indication when abnormality occurs.

(11) Automatic calculation microcomputer automatic calculation P.I.D. ， Combined with solid state relay power control, temperature control is more accurate (proportion, integral, differential ＋Solid-state relay control method )。

(12) The upper and lower limits of temperature protection can be set.

(13) The protection device controller monitors the safety protection system and preventive fault self-test control.

three. Structure and material:

(1) Inner box material  SUS-304 Stainless steel mirror panel.

(2) External material  SPCC Cold-rolled steel plate electrostatic powder paint treatment.

(3) Insulation material: high-density polystyrene foam and ultrafine glass fiber wool.

(4) Box Door

    a. Opening direction single door design, opening method from left to right.

(5) Move and support pulleys to adjust the placement position, and the front wheel can be locked to a fixed position *4Only (200kg/ wheel )。

(6) Shelf stainless steel bar shelf *2 Block, load 20 kg， Each floor can be adjusted in height of 50 ㎜。

II Type: Box Door

     a. Observation window Glass observation window.

     b. Inner door Tempered glass inner door

     c. Opening direction single door design, opening method from left to right.

(5) Move and support pulleys to adjust the placement position, and the front wheel can be locked to a fixed position *4Only (200kg/ wheel )。

(6) Shelf stainless steel bar shelf *2 Block, load 20 kg， Each floor can be adjusted in height of 50 ㎜。

Four. Temperature, humidity, electric heating and circulation:

(1) Air supply method: High impedance motor centrifugal fan. The air supply method is a horizontal air outlet arc cycle design.

(2) Heating system Microcomputer intelligent automatic control electric heating power balance temperature regulation +High-performance stainless steel tube heater.

five. Refrigeration system:

(1) Refrigeration device Fully sealed high-efficiency compressor +Air-cooled condenser.

(2) Heat generation load regulation Multi-stage heat exchange device with high cooling heat exchange capability.

(3) The air in the circulating box is heat exchanged through the fin-type evaporator, and the air temperature is continuously reduced, which has the effect of cooling.

(4) Anti-condensation and freezing device adopts heat pipe technology to prevent condensation and anti-freezing design.

(5) High efficiency refrigeration components

     a. Evaporator Fin type internal thread copper tube evaporator, aluminum heat exchanger.

     b. Condenser Fin type internal thread copper tube evaporator, aluminum heat exchanger +High flow axial heat dissipation fan.

     c. Dry Filter European Denver drying filter.

     d. Oil separator B Model equipped with American Aigao oil separator

     e. Refrigerant Environmentally friendly refrigerant R134a。

     f. Throttle device capillary.

six. Safety protection device:

(1) Circuit Breaker Small switch circuit breaker.

(2) Controller internal protection

     a. Temperature and humidity sensors, open or short circuit (Overrange )。

     b. High temperature protection setting for the overtemperature protection setting temperature.

(3) External fault detection protection

     a. Electric thermal protection overload protector (Temperature set 1 )。

     b. Compressor protection Compressor pressure protection, overload protector, overheating protection.

(4) Failure abnormality alarm When a fault abnormality occurs, the power off protection will be automatically issued and an alarm sound will be issued.

seven. appendix:

(1) . The product instruction manual contains simple troubleshooting instructions and product maintenance instructions.

(2) . fuse

(3) . Certificate of conformity

eight. Power supply: 1 Ø 220V 50Hz

Nine. Ambient environment: Ambient temperature range that can be used: 5 ~35 ℃ ，Ambient temperature range for optimal performance: 15 ~30 ℃。

                            ▲Not available for long-term freezing and refrigeration storage