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Air-cooled Two-chamber Thermal Shock Tester

Model: PW-CTS2-64-40A
The low and high temperature thermal storage tanks can be moved according to the needs of the test to achieve rapid impact.
Description SPECIFICATION
I. Control methods and characteristics
Using low-temperature and high-temperature thermal storage tanks, the test needs to move the test product to achieve a rapid impact effect, balance the temperature control system (BTC), and control the SSPR by P.I.D., so that the heating capacity of the system is equal to the heat loss, so that it can be long-term use.
 
Performance:(Air-cooled, refers to room temperature at +25, when no load)
1.High temperature tank impact range +40℃ ~ +150
2.Low temperature tank impact range -40℃ ~ -10
3.High temperature tank temperature range +60℃ ~ +200
4.Low temperature tank temperature range -65℃ ~ -10
5.Impact reset time -40℃ ~ +150 Approximately 5min without load (the sensor is placed at the air outlet of the unit)
6.Temperature uniformity ±2.0
7.Temperature fluctuation ±0.5
8.High and low temperature
Impact constant temperature time
30S 
9.Basket transfer time 10 seconds (pneumatic automatic conversion)
The temperature performance test is measured according to the relevant provisions of the IEC60068-3 standard; the sensor is placed at the air outlet of the unit
 
Ⅰ.   Structure
1.Studio size    W400 × H400 × D500 mm           
2.Dimensions W1100 × H1900 × D2000 mm
3.Box structure With independent product testing area, high temperature heat storage area, low temperature storage area
4.Inner box material Stainless steel plate (SUS 304#)
5.Outer box material Steel plate baking varnish
6.Insulation material High temperature tank: 24k glass wool
Low temperature tank: PU foam + glass wool
7.Heater Bare wire electric heater
8.Air circulation system a. TECO Motor
b. Stainless steel extension shaft
c. Multi-wing fan (SIROCCO FAN)
9.Box door Single-piece door, 1 type each for high temperature and low temperature grooves
a. Flat embedded handle
b. Back button: SUS 304#
c. Silicone styrofoam tape
10.Test hole One ψ50mm hole in the body and one silicone plug.
11.Sample rack Stainless steel SUS 304# 2 storage trays.
12.Mobile casters With movable casters (with foot cup).
13.transfer method Cylinder drive.
14.Urgent Silicone foam is tight.
Ⅱ.   Refrigeration System
1.Compressor French Taikang fully enclosed compressor.
2.Refrigerant The non-fluorine environmentally friendly refrigerant R404A R23 is in compliance with environmental regulations, safe and non-toxic.
3.Condenser Automatic heat dissipation and high efficiency fin type with heat dissipation motor (air-cooled type).
4.Evaporator High-performance fin type automatic load capacity adjustment, can be used for a long time under low temperature and high humidity conditions without frosting.
5.Other accessories Expansion valve, oil separator, desiccant and other
components are imported from internationally renowned
brands.
6.Refrigerant flow control The refrigeration system with automatic adjustment of energy consumption output control.
7.Refrigeration process Full implementation of nitrogen shielded welding, double-stage rotary vane pump for vacuuming, to ensure that the internal refrigeration system is clean and reliable.
The bottom of the compressor is designed with a drain pan, and the condensed water is drained out of the box through the drain pipe at the rear of the box.
Ⅲ.   Controller
1.Controller Programmable true color LCD touch PLC architecture controller with multiple groups of intelligent PID control   

 
2.Screen display function 7-inch resolution: 800*480, 65535 true color, LED backlight display screen
Chinese/English language switch display, true color touch input
Each cabinet temperature setting (SV), actual (PV) value is directly displayed;
It can display the execution program number, the current segment function, the remaining time and the number of cycles, and the running time display;
Program editing and graphic curve display;
Automatic prompt for defrosting;
When the program is executed, the graph curve can be displayed in real time, the segment can be skipped, and the function can be maintained;
The fault is automatically prompted, and there is a corresponding solution prompt.
3.Control resolution Temperature: + 0.1; Time: 1min.
4.Predetermined area Upper limit of preheating temperature in high-temperature greenhouse: +220
Lower limit of preheating temperature in low temperature room: -80
Test room (sample area): high temperature +60℃ ~ +75; low temperature: -10℃ ~ -65
5.Operation mode First high temperature low temperature
First low temperature high temperature
6.Program capacity Usable program capacity: maximum 127 groups;
Time setting: 530 hours and 59 minutes per segment;
Commands can be executed repeatedly: each command can be cycled up to 32,000 times.
7.Setting method The man-machine dialogue mode adopts touch input and control.
8.Communication Interface Can be connected to a computer to display curves and data collection;
Can be used as a monitoring and remote control system;
Can do synchronous control of multiple machines;
RS-232, RS-485.
9.USB storage card You can plug in a 1G-32G U disk to download historical curves, historical data, control system parameters, and hot-swappable functions.
10.Data recording method With battery-protected RAM, it can save the set value, sampling value and sampling time of the device; the curve recording cycle can be set from 30 to 300 sec, and the maximum memory time can be stored for 90 days of continuous storage of historical curves and historical data (when sampling The time is 1min), and the data is available for 10 years when it is not used continuously.
11.Power-off memory function The power-off recovery mode can be set as: hot start/cold start/stop.
12.Schedule boot function The power-on time can be set at will, and the machine will run automatically when the power is turned on.
13.Software use environment Simplified Chinese Windows2000 or Simplified Chinese Windows XP operating system.
 
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