High and Low Temperature and Low Pressure Test Chamber
● Adopt imported components & parts from famous internal brands.
● Adopt R404A and R23 refrigerant with the ozone depletion factor of 0.
● All condensers are equipped with filtration device, which ensures long-term reliable operation of the unit.
● Intelligent control of refrigeration system applies to large range of load and the running power is lower.
● Refrigeration unit adopts modular production, including sub-assembly, part assembly and general assembly; set up the elbow manual guarantees the uniformity of the system; standardized modules are convenient to install, debug and maintain.
- specifications
- Refrigeration system
- Control system
- configuration
- accessories
| 型号aModel a | VTL360-40W | VTL720-40W | VTL1000-40W | VTL2370-40W | ||
| 内容积(L)Internal Volume(L) | 360 | 720 | 1000 | 2370 | ||
| 内箱尺寸(mm) Inner Dimension (mm) | W | 600 | 800 | 1000 | 1300 | |
| H | 750 | 900 | 1000 | 1300 | ||
| D | 800 | 1000 | 1000 | 1400 | ||
| 外箱尺寸b(mm) Outer Dimension (mm) | W | 1110 | 1310 | 1510 | 1810 | |
| H | 900 | 2050 | 2150 | 2450 | ||
| D | 1900 | 2200 | 2200 | 2650 | ||
| 性能c Performance c | 温度范围(℃)Temperature Range (℃) | (-70～160)℃ | ||||
| 压力范围Pressure Range | (常压～0.5)kPa (Constant pressure ～0.5) kPa | |||||
| 温度波动度(℃)Temperature Fluctuation (℃) | ±0.3℃(常压时) ±0.3℃(constant pressure) | |||||
| 温度偏差(℃)Temperature Deviation (℃) | ±2.0℃(常压时 )±2.0℃(constant pressure) | |||||
| 压力偏差Pressure Deviation | ≤±0.1kPa(≤2kPa), ≤±5kPa(2～40kPa), ≤±2kPa(≥40kPa) | |||||
| 升温时间Temperature Rise Time | (25～160)℃ ≤60min(常压时) (25～160)℃ ≤60min(at constant pressure) | |||||
| 降温时间cTemperature Fall Time | (25～65)℃(常压时) (25～65)℃(at constant pressure) | |||||
| ≤45min(常压时) ≤45min(at constant pressure) | ≤60min(常压时) ≤60min(at constant pressure) | ≤60min(常压时) ≤60min(at constant pressure) | ≤90min(常压时) ≤90min(at constant pressure) | |||
| 降压时间Pressure Drop Time | (常压～0.1)kPa (常压箱内干噪时) (Constant pressure -0.1)kPa (the constant pressure chamber is dry) | |||||
| ≤20min | ≤25min | ≤30min | ≤45min | |||
| 快速缷压(选购)Quick Pressure Relief (Optional) | ＜15s内试验箱由75kPa快速缷压到18.8（满足GJB150.2A的快速缷压功能） Within 15s, the pressure of the test chamber is quickly released from 75kPa to 18.8 (in accordance with the quick pressure relief function requirement stipulated by GJB150.2A). | |||||
| 调温调压方式 Temperature and Pressure Regulation Mode | BTPC 平衡调温调压方式 Balanced temperature and pressure control mode | |||||
| 材料 Material | 外箱Outer Chamber | 外箱采用锰钢,表面喷塑处理,外壳承压 The outer chamber is made by Manganese Steel with the surface treated by Electrostatic powder coating, the housing bears pressure | ||||
| 内箱Inner Chamber | SUS304 不锈钢SS304 stainless steel | |||||
| 保温Thermal Insulation | 真空专用复合承压保温材料 Vacuum special composite pressure-bearing and thermal insulation material | |||||
| 使用环境Operating Environment | 温度：(5～36)℃ 湿度：(30～85)%RH 气压：(86～106)kPa Temperature: (5～36)℃ Humidity: (30～85)%RH Pressure: (86～106)kPa | |||||
| 执行器 Actuator | 风机Fan | 磁偶合传动轴流风机 Magnetic coupling transmission axial | ||||
| 制冷机dRefrigerator d | 低噪音活塞式压缩机或涡旋式压缩机 Low-noise piston type compressor or scroll compressor | |||||
| 加热器Heater | 进口镍铬合金电发热丝，壁加热器 Imported nickel-chrome electric heating coil, wall-mounted heater | |||||
| 控制器系统 Controller System | 触摸屏+PLCTouch Screen & PLC | 7.0"，800×480分辨率，混合输出PLC 7.0", 800×480 resolution, mixed output PLC | ||||
| 运行方式Running Mode | 定值运行，程式运行； Fixed mode,Program mode | |||||
| 设定方式Setting Mode | 简体中文+英文，触摸输入 Simplified Chinese & English, input by touch | |||||
| 程序容量Program Capacity | 269组程序，每组程序50段，可设32000次循环，程序具有链接功能269 groups of programs, each consisting of 50 sections for setting 32000 times of cycles. The program has link function. | |||||
| 设定范围Setting Range | 依据设备性能的最大范围调整±5.0℃ Adjusted by ±5.0℃ according to the according to the maximum range of the equipment | |||||
| 显示分辨率Display Resolution | 温度：0.01℃，压力：0.01kPa，时间：s Temperature: 0.01℃, pressure: 0.01kPa, time: s | |||||
| 传感器Sensor | PT100(铂电阻) PT100 (platinum resistor) | |||||
| 控制方式Control Mode | 低温冷平衡+抗积分饱和PID+自整定 Low-temperature cold balance & anti-integral saturation PID & auto-tuning | |||||
| 曲线记录Curve Record | 具有带电保存数据功能，屏上可以滑动浏览数据，抓图功能 With automatic data storage function. User can browse the data by sliding on the screen; screen shot function is available. | |||||
| 附加功能Additional Function | 故障报警及原因处理提示供能：定时开关机，断电保护，用户权限功能 Fault alarm and cause handling prompt function: Timed startup/stop; power failure protection, user permission function. | |||||
| 通讯功能Communication Function | 支持RS485，LAN(网口)，GPRS(手机)等方式通讯，方便远程监控，数据采集：IBM PC兼容机，PⅡ以上CPU,128M以上内存，简体中文版操作系统 Support RS485, LAN (internet port), GPRS (phone) and other communication modes, which enable users to conduct remote monitoring. Data acquisition: IBM PC compatible machine. CPU above PII, memory above 128M, operating system in Simplified Chinese / English. | |||||
| 数据采集Data Acquisition | 1.配备USB接口，可保存3个月的曲线数据，可下载历史曲线，历史数据；2.可代替记录仪，内置超大存储空间，连续24小时开机可保存3个月的数据，采样时间为1分钟，可替代电脑存储，用户可用U盘导出历史数据(时间可选)，生成CSV格式文件；3.接PC机(选购)——通过电脑监控软件记录试验数据，可显示曲线，PC机可作为远程终端，实现远程监控。 1. With USB interface, curve data of three months can be saved, and historical curve and test data can be downloaded. 2. It can be an alternative to the recorder. With built-in extra memory, 3 months of data under the condition that the machine runs for 24 hours continuously can be saved. The sampling time is 1min. It can replace computer storage. Users can export historical data through USB disk (time is optional) and generate files in the format of CSV. 3. Connect to PC (optional) - Record testing data through computer monitoring software. It can display the curve. PC can be used as remote terminal to realize remote monitoring. | |||||
| 循环水流量(t/h)Circulating Water Flow (t/h) | 0.4 | 0.6 | 0.4 | 1.2 | ||
| 电源(V)/(Hz)Power Supply (V)/(Hz) | 交流电压380V±38V 频率50Hz±0.5Hz 三相四线+接地保护 AC voltage 380V±38V Frequency 50Hz±0.5Hz 3-phase 4-wire & earthing protection | |||||
| 电源功率(kW)Power (kW) | VTL:15 VTH:8 | VTL:20 VTH:10 | VTL:20 VTH:10 | VTL:28 VTH:18 | ||
| 标准配置Standard Configuration | 真空专用电热观察窗1个，照明灯1个，手动充气闸1个，试样电源端子1个，样品架2套，外接压力测试口1个 1 vacuum special electric heating observation window, 1 lighting lamp, 1 multiple air chargin valve, 1 sample power supply terminal, 2 sets of sample holder, 1 external pressure testing port | |||||
| 安全装置Safety Device | 漏电开关，电机，压缩机，相序，超温等保护功能 Leakage switch, motor, compressor, phase sequence, over-temperature protection, etc. | |||||
| a L表示有低温功能，H表示有高温功能。 b不包括外型凸出的部分。c 室温+25℃和循环水温25℃，无试样条件下测得的数据。d仅限VTL型。 注：真空系列试验箱可依据客户需求定制。 a L: Low temperature function is available, H: high-temperature function is available. b: Projecting part is excluded. c: Room temperature + 25℃ and circulating water temperature 25℃. Such data are required by test without sample. d: Only for VTL type . Note: Vacuum series test chamber can be customized according to clients’ needs. | ||||||
●Adopt imported components & parts from famous internal brands
●Adopt R404A and R23 refrigerant with the ozone depletion factor of 0
●All condensers are equipped with filtration device, which ensures long-term reliable operation of the unit.
●Intelligent control of refrigeration system applies to large range of load and the running power is lower.
●Imported compressor: Copeland, Bock or Bizter, low in noise, stable in operation and powerful in performance.
●Before welding, all pipelines shall be charged with nitrogen to protect the interior of the copper part from oxidation. The weld junction is sprayed with varnish for protection. The company is one of the manufactures up to this standard.
●Refrigeration unit adopts modular production, including sub-assembly, part assembly and general assembly; set up the elbow manual guarantees the uniformity of the system; standardized modules are convenient to install, debug and maintain.
● Adopt imported components & parts from famous internal brands.
● Adopt R404A and R23 refrigerant with the ozone depletion factor of 0.
● All condensers are equipped with filtration device, which ensures long-term reliable operation of the unit.
● Intelligent control of refrigeration system applies to large range of load and the running power is lower.
● Refrigeration unit adopts modular production, including sub-assembly, part assembly and general assembly; set up the elbow manual guarantees the uniformity of the system; standardized modules are convenient to install, debug and maintain.
Topect touch-type temperature and humidity controller is specially developed by Topect for the industry of environmental equipment; it consists of touch screen, PLC, temperature module and humidity module, powerful in functions. The touch screen is equipped with visual editing software, PLC logic programme, extensible I&O port and extensible multi-point temperature; USB interface allows users to export data (time optional). Remote monitoring is realized through RS485 communication and PC connection.
●The controllers are developed independently by our company with high performance. Characterized by 65536 color 7’’, TFT true-color touch screen and 800×480 dot matrix, it ensures realistic effects and comfortable operation. In addition, the entire interface is concise and clear, convenient and reliable.
●Our controllers have powerful debugging protection function, fault alarm and troubleshooting description; extensible I&O port can be used to prepare different control programs according to requirement to realize different functions; they can be developed separately according to actual environment but can be controlled by computer intensively through software. The controller interface adopts consistent style, convenient for users’ operation.
●With PLC program control, this system has timed running & stop function and power failure protection function as well as better stability.
●It can be connected to a centralized monitoring software and supports communication protocol, convenient for users’ secondary development; multiple test chambers can be monitored remotely.
●Vacuum sealing connector (aviation socket).
●Communication interface and software for remote control and data transmission.
●Air dryer.
●Low-humidity and super low-humidity system(it can run for a long time; super low humidity 5℃/5%RH).
●Lead holes of different specifications(φ50, φ80, φ100, φ160, etc,) are optional.
●Temperature recorder (record the curve).
●Movable temperature sensor.
●Customize the sample cart according to users’ needs.
●Non-standard customized equipment can meet users’ demands.
●Special load-bearing sample holder and bottom plate.
