一、用途及适用范围

本仪器是按照中华人民共和国标准GB/T510《石油产品凝点测定法》及中华人民共和国行业标准SH/T0248《馏分燃料冷滤点测定法》等规定的要求设计制造的，适用于按上述两标准规定的方法测定石油产品的凝点及冷滤点。

PND176A凝点冷滤点测定仪

二、仪器使用的工作条件

1、仪器应放置在平整牢固的工作台上，环境中应尽可能减小空气对流。

2、本产品涉及到易燃的材料,操作时周围不允许有明火(或产生火星的装置)靠近。

3、仪器不用时应放置在干燥通风处。

4、供电电源为单相三线制，必须有良好的接地端。

三、主要技术规格及参数

1、工作电源：      AC220V±10%；50Hz。

2、冷槽控温：      室温～-75℃ ±0.5℃

3、制冷系统：      新型制冷压缩机。

4、试验孔数：       两孔， 两孔等温

5、环境温度：      ≤30℃ 。

6、相对湿度：      ≤85%。

7、功耗：          不大于1000W。

PND176A pour point, cold filter plugging point tester

A, application and applicable scope

The apparatus is in accordance with the standards of people's Republic of China GB/T510 "pour point of petroleum products - Determination of" people's Republic of China and the industry standard SH/T0248 "distillate fuel cold filter plugging point determination" and other requirements of the design and manufacturing, according to the provisions of the above two method is applicable to the determination of standard of petroleum products pour point and cold filter plugging point.

Two, the use of working conditions of instrument

1, the instrument should be placed in the formation of a solid table, should as far as possible to reduce air convection environment.

2, the product involves the flammable material, operation not allowed around the fire (or generating device near Mars).

3, when the instrument is not should be placed in dry and ventilated place.

4, the power supply for the single-phase three wire system, must have a good grounding end.

Three, the main technical parameters and specifications

1, a working power supply: AC220V 10%; 50Hz.

2, cold trough temperature: room temperature to -75 - 0.5 Deg. C

3: the new kind of refrigeration compressor, refrigeration system.

4, test hole number: two holes, two holes isothermal

5, the ambient temperature is less than or equal to 30 DEG C.

6, the relative humidity is less than or equal to 85%.