Product Introduction:
The protective gloves convection cold test device according to GBT 38304 hand protection cold gloves test standard design, production, can test the gloves in a certain temperature difference under the conditions of convection thermal resistance. It is mainly used to assess the ability of gloves to resist hand heat loss and simulate the performance of gloves against low-temperature injuries in low-temperature environments! (Pictures for reference)
Model Type: FTech-EN511A
Standard: GBT 38304-2019, Hand protection, cold-weather gloves
EN 511
Specification:
Structural features:
1.The test device consists of hand mould, test box and control system;
2. The equipment independent one-piece design, beautiful, easy to operate;
3. The test chamber is made of stainless steel; beautiful and corrosion-resistant;
4. The test device is made of stainless steel, corrosion-resistant;
5. The inner size of the equipment is not less than 300*400*600mm;
6. Equipped with a large observation window to monitor the test samples;
7. Hand mould total length 364mm, arm length 191mm, hand length 173mm;
8. The test box is equipped with universal wheel, can be moved freely.
Hand mould heating system:
1. Hand mould heat power is not less than 200W/m2;
2. Hand mould heater - by heating resistance wire winding, heat output is 0~200 W/m2;
3. Equipped with DC regulated power supply, voltage fluctuations of not more than ± 1%;
4. Temperature control system: temperature control table PID automatic control of the temperature of the hand mould, control the temperature range of 30-35 ºC.
5. The equipment is equipped with power display table, automatic monitoring of the hand mould heating power;
Constant temperature and humidity system:
1. Constant temperature and humidity system consists of water tank, temperature control system, humidity control system, temperature sensor, humidity sensor;
2. The water tank stores pure water to provide water source for the humidity of the inner warehouse;
3. Temperature control system automatically control the temperature of the inner warehouse, temperature control range 0-30 ºC, temperature deviation is less than ± 1%;
4. Humidity sensor precision ± 3%;
Wind speed control system
1. Wind speed control system consists of fan, air duct, frequency converter, anemometer;
2. The air duct is made of stainless steel, which is beautiful and corrosion-resistant;
3. Equipped with frequency converter, automatic control of air flow rate in the test box (4 ± 0.5) m/s;
4. Equipped with an anemometer to test the air flow speed inside the test box;
Temperature acquisition system:
1. Temperature control system consists of temperature sensors, PLC acquisition module, computer software;
2. Temperature sensors for PT100 platinum resistance sensors, configure 3 temperature sensors;
3. PLC acquisition module is a collection of integrated modules, acquisition accuracy of 0.1 ºC, acquisition cycle 0.1 seconds;
4. Computer software for Labview intelligent software, continuous recording and display of real-time temperature curve, and can save temperature data;
Electrical control systems:
1. PLC + computer control system; to achieve more intelligent test; test data automatic recording, automatic storage;
2. The upper computer through the RS485 interface communication module and programmable controller communication links, data transmission and action control;
3. Automatic heating hand mould system, PID temperature control module and power adjustment module for linking, through the programmable controller control for hand mould temperature adjustment;
4. Constant temperature and humidity system, through the programmable controller and constant temperature and humidity module connection, automatic control of temperature and humidity, for the test box to provide standard temperature and humidity airflow;
5. Wind speed control system signal acquisition and processing module and wind speed control module for linking, through the programmable controller logic calculates the output, intelligent adjustment of the preset wind speed; mechanical rotation module and programmable controller I / O port for linking, control the closing state of the rotation mechanism;
6. Temperature control module and programmable controller communication links to achieve the temperature when the collection, processing, computing;
Software systems:
1. The experimental instrument dedicated Labwiew control system, friendly interface, easy to operate, precise control;
It can: display the status of the instrument; collect the test data; calculate the test results; display the results according to the standard requirements; take the average value of multiple tests;
- Computer software can continuously record and display the real-time temperature curve, the software can be stored or printed into a table (graph) after automatic calculation and processing. Software can be automatically controlled by the temperature curve programme, and record the box temperature, humidity, hand mould surface temperature and other data;
- The software provides query function, the system for the test samples will automatically be its number and temperature curve, data stored in the system database; and can be based on the number of the sample being tested, the date of the test, etc. to query;
- The test time can be set freely in the software to meet more testing needs;
- Software can automatically generate the test report and print out the report;
- Test data and reports can be freely queried in the software.
Technical parameters:
1. Hand mould heater, heat output is 0~200 W/m2;
2. DC regulated power supply, voltage fluctuations of not more than ± 1%;
3. Hand mould control temperature 30-35 ºC;
4. Humidity sensor accuracy ± 3%;
5. The air flow rate in the test box (4 ± 0.5) m / s;
6. Anemometer range 0-10m / s, accuracy 0.2m / s;
7. Timer range 9999s, timing accuracy 0.1s.
Equipment Specifications:
1. Power supply specification 380V 50/60Hz, power 10000w;
2. Equipped with a set of standard hand mould;
3. Pure water should be provided in the test room;
4. Equipped with a power cord;
5. Product certificate and instruction manual;
6. Equipped with a laptop computer;
7. Equipped with a data line;
8. The equipment covers an area of 1500 * 1000 * 2000mm
Detailed Photos
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