PBD0090A自动发动机冷却液冰点检测仪是根据国家石油化工行业标准SH/T0090-91《发动机冷却液冰点测定法》试验方法设计、制造的。本仪器适用于测定发动机冷却液的冰点。本仪器适用于发动机冷却液及其浓缩液。
技术参数：
1、电　 源：　　　 AC220V ±10%　 50Hz
2、加热功率：　　　 600W
3、制冷功率：　　　 800W
4、搅拌电机：　　 　 AC220V/10W
5、冷浴温度：　　 　 -70～30℃
6、显示精度：　　 　 0.1℃
结构与原理：
发动机冷却液自动检测仪由四部分构成，包括浴槽制冷系统、浴槽加热系统、电机搅拌系统、彩色触摸屏人机交互系统。仪器浴槽采用酒精作为制冷液，采用压缩机双机制冷技术，浴槽温度可以达到-80℃，能够覆盖所有发动机冷却液的冰点。
仪器自带7寸彩色触摸屏，屏幕可以实时显示试样的温度曲线，试样和浴槽中的温度，用户可以实时设置预期冰点，修改仪器时间，自检系统的各个部分等，可以对试验结果进行存储，采用嵌入式系统设计，用户可以查看历史数据。
系统具有以下特点：
1 结构紧凑；
2 采用嵌入式系统设计，试验全过程自动检测；
3 7寸真彩色触摸屏让使用变得简单；
4 测量精度高；
5 重复性好；
PBD0099 automatic engine coolant freezing point detector is based on the national petrochemical industry standard SH / T0090-91 "engine coolant freezing point test" test method designed and manufactured. This instrument is suitable for determining the freezing point of the engine coolant. This instrument is suitable for engine coolant and its concentrate.
Technical Parameters:
1, power supply: AC220V ± 10% 50Hz
2, heating power: 600W
3, the cooling power: 800W
4, stirring motor: AC220V / 10W
5, cold bath temperature: -70 ~ 30 ℃
6, display accuracy: 0.1 ℃
Structure and principle:
Engine coolant automatic detector consists of four parts, including bath refrigeration system, bath heating system, motor mixing system, color touch screen human-computer interaction system. Instrument bath with alcohol as a cooling fluid, the use of dual-machine compressor cooling technology, bath minimum temperature can reach -80 ℃, to cover all the engine coolant freezing point.
The instrument comes with a 7-inch color touch screen, the screen can display the temperature curve of the sample in real time, the temperature in the sample and the bath, the user can set the expected freezing time in real time, modify the time of the instrument, the various parts of the self-test system, etc. Storage, the use of embedded system design, the user can view the historical data.
The system has the following characteristics:
1 compact structure;
2 using embedded system design, test the whole process of automatic detection;
3 7-inch true color touch screen for easy use;
4 high precision measurement;
5 good reproducibility;