LED高低温交变湿热试验箱
一、用途：
恒温恒湿试验机又名环境试验机，可以准确地模拟低温、高温、高温高湿、低温低湿等复杂的自然状环境，适用于电子、电器、电池、塑胶、食品、纸品、车辆、金属、化学、建材、研究所、检验、大学等行业单位品管检测之用。
二、设备特点：
2.01上乘的造型设计：圆弧造型及表面喷塑处理（SUS 304#不锈钢无须喷塑处理），高质感外观，并采用平面无反作用把手，操作容易，安全可靠。
2.02明亮，视野宽广的大型观察窗：采用三层真空镀膜视窗和飞利浦节能荧光灯，无须雨刷除雾，保持清晰的观测效果，可随时观察试品的状况。
2.03加湿系统管路与控制电路分离：加湿系统管路与电源、控制器、电路板分离，可避免因管路漏水而影响电路，提高安全性。
2.04可靠的冷冻及控制系统：欧美全封闭压缩机 ，进口环保冷媒，品牌的冷冻器件， LCD触摸屏控制器，界面友好，操作简单易学。
2.05具有停电停止功能、停电冷起功能、停电热起功能。
2.06具有故障报警、试验结束报警。
三、满足标准：
性能指标符合GB5170、2、3、5、6-95《电工电子产品环境试验设备基本参数检定方法低温、高温、恒定湿热、交变湿热试验设备》的要求
电工电子产品基本环境试验规程 试验A：低温试验方法GB 2423.1-89 (IEC68-2-1)
电工电子产品基本环境试验规程 试验B：高温试验方法GB 2423.2-89 (IEC68-2-2)
电工电子产品基本环境试验规程 试验Ca：恒定湿热试验方法GB/T 2423.3-93（IEC68-2-3）
电工电子产品基本环境试验规程 试验Da：交变湿热试验方法GB/T423.4-93(IEC68-2-30)
四、设备性能
4.01解析精度： 温度：±0.01℃；湿度：±0.1%R.H
4.02温度范围： -40℃ ～ +150℃
4.03温度波动度： ±0.5℃；
4.04温度均匀度： ±1.5℃；
4.05极限低温： -40℃；
4.06升温速率： 2℃-4℃/min（从*低温升到*高温、非线性空载）；
4.07降温速率： 0.7℃-1℃/min（从*高温降到*低温、非线性空载）；
4.08湿度范围： 20%～98%R.H；
4.09湿度波动度： ±2.0%R.H.；
4.10湿度偏差： ±3%；
五、结构设计
5.01型号：BE-TH-408M8
5.02.内箱尺寸：800X850X600MM（WXHXD）可按要求定制特殊规格尺寸
5.03.外箱尺寸：1300X1900X1180MM（WXHXD）
5.04内箱材质: USU304镜面不锈钢板；
5.05外箱材质:上等冷轧钢喷塑处理（乳白色）
5.06同温层结构设计：有效避免箱体顶部凝结
5.07保温层：保温绝缘层（硬质Polyurethane发泡+玻璃棉，100MM厚）
5.08观测视窗：三层真空玻璃，便于观察试品使用。尺寸：270x360x40MM；
5.09窗口防汗设计：电热装置，防止水气凝结；
5.10照明设计：高亮度视窗照明灯，便于观察试品；
5.11测试孔：机体左侧ψ50mm 附不锈钢孔盖1只,硅胶塞头1只；
5.12机台滑轮：方便移动（调整摆放位置）与强力螺栓（固定位置）配套使用；
5.13箱内置物架不锈钢SUS #304方型带老化灯座2套；
5.14通讯接口： RS-232C端子一个（9PIN）。可连接电脑，打印曲线等。
LED high low temperature humidity &heat experiment alternating box
1. USE(DongGuan Bell experiment equipment Co,Ltd)
Constant temperature and humidity test enginery and name environment test enginery, can accurately simulate low temperature, high temperature, high temperature and high humidity, low temperature and humidity and so on in the complex nature of the environment, used in the electronics, electrical appliances, battery, plastics, food, paper products, vehicles, metal, chemical, building materials, research institute, university of inspection and quarantine, industry such as quality control testing unit
2. Characteristics of the equipment
2.01Perfect modelling design: circular modelling and plastic-sprayed surface treatment (SUS # 304 stainless steel need not pensu processing), high body appearance, and by using the plane no adverse effect handle, easy operation, safe and reliable.
2.02Bright, the view is broad large Windows: the three vacuum coating Windows and philips energy-saving fluorescent, need not Sheffield except the mist, keep clear observation effect, can observe the status of the product at any time to try.
2.03Add wet circuit and control circuit separation: add wet system pipeline and power supply, controller, circuit board separation, can avoid the pipeline leak and influence circuit, improve the safety.
2.04Advanced and reliable frozen and control system: imported from Europe and the United States fully closed compressor, the import environmental protection cold media, the world famous brａnd of frozen device, the original import LCD touch screen controller, friendly interface, easy operation.
2.05Has the power to stop function, blackouts, cold up function, stop electric up function.
2.06With fault alarm, experiment is over the .
3.Meet standards
3.01Performance index comply with the GB5170, 2, 3, 5, and 6-95 "electrical and electronic products environment test equipment basic parameters verification method, high temperature, low temperature constant damp and hot, damp and hot test equipment according to the requirements of the"
3.02Electrical and electronic products basic environmental testing procedures test A: low temperature test method GB 2423.1-89 (IEC68-2-1)
3.03Electrical and electronic products basic environmental testing procedures test B: high temperature testing method GB 2423.2-89 (IEC68-2-2)
3.04Electrical and electronic products basic environmental testing procedures test Ca: constant damp and hot test method GB/T 2423.3-93 (IEC68-2-3)
3.05Electrical and electronic products basic environmental testing procedures test Da: alternating wet heat test method GB/T423.4-93 (IEC68-2-30)
4.Equipment performance
4.01 Analytical precision：Temperature:±0.01℃; Humidity:±0.1%R.H
4.02 Temperature range：-40℃～ +150℃
4.03Fluctuations in temperature degrees:±0.5℃；
4.04Temperature uniformity：±1.5℃；
4.05Minimum temperature： -40℃；
4.06 Heating rate: Average 3℃/min(from the minimum temperature to the maximum temperature, nonlinear and no-load);
4.07 Cooling rate: Average 1℃/min(from the maximum temperature to the minimum temperature, nonlinear and no-load);
4.08 Humidity range:20%RH～98%RH；
4.09Humidity fluctuation degrees：±2.0%R.H.；
4.10 Humidity deviation： ±3%；
5、Structural Design：
5.01model：BE-TH-408M8
5.02.Internaldimensions：800X850X600MM（WXHXD）According to request on special size
5.03.Outside dimensions：1300X1900X1180MM（WXHXD）
5.04 Internal material: stainless steel plate of mirror surface (SUS #304, 1.0mm thick);
5.05 External material:Senior cold rolling pensu processing (ivory)
5.06 Structural design of isothermal layer: effectively avoid the top of the chamber body from freezing;
5.07 Isolating layer: heat isolating layer (hard Polyurethane foam and glass wool, 100mm thick);
5.08Observation window: three-layer vacuum glass, convenient for observing the specimen, size: 270x360x40MM;
5.09 Anti-sweat design of window: electric heating device, preventing the steam from freezing;
5.10 Lighting design: window light of high brightness, convenient for observing the specimen;
5.11 Test hole: one test hole (ψ50mm) on the left side of the chamber, with one stainless steel cover and one silicon rubber stopper end;
5.12 Chamber casters: convenient for moving the chamber (adjustment of the chamber’s position), used together with the strengthening screw bolt (used for fixing the chamber);
5.13two shelves of the stowage frame stainless steel SUS # 304 square model with aging lamp holder
5.14 Communication interface: one terminal RS-232C (9PIN) used for connecting with the computer for printing the curves etc..
