武汉格莱莫检测设备有限公司 电话：13545068882 027-86619889
传真：027-86619889 网址：www.glmgs.com
一、产品简介
One, product introduction
本仪器是依据中华人民共和国电力行业标准DL/T 421-91《绝缘油体积电阻率测定法》、根据有源电桥的原理研制成功的一种新型电阻率测定的专用仪器。
The instrument is based on the law of the people's Republic of China electric power industry standard DL / T 421-91" determination of volume resistivity of insulating oil", according to the principle of active bridge successfully developed a new type of electrical resistivity measurement instruments.
二、技术指标
Two, technical indicators
★测试电压：500V、DC；
Test voltage: 500V, DC;
★测试范围：10 8 ～19.99×10 13 Ω·cm ；
Of test range: 108 ~ 19.99 x 1013 cm and 5;
★重 复 性：＞1012 Ω·cm ≯25%；＜1012 Ω·cm ≯15%；
Of heavy refolding: > 5 1012 more 25% cm; < cm and 5 1012 more 15%;
★控温加热范围：300W；
Of heating and temperature range: 300W;
★控温范围：30～100℃；
In the temperature range: 30 ~ 100;
★控温精度：±0.5℃；
In the temperature control precision: 0.5 DEG c.;
★测量误差：≤±10%；
Of measurement error: < + 10%;
★测试电极杯：3个。
Of test electrode cup: 3.
★环境温度：0～40℃；
Of ambient temperature: 0 ~ 40;
★相对湿度：≤85%；
Relative humidity: less than or equal to 85%;
★供电电压：220V AC±10%、50Hz±1Hz；
In the power supply voltage: 220V AC + 10%, 50Hz + 1Hz;
（注：本仪器需定制）
( Note: this instrument to be customized)
三、仪器特点
Three, characteristics of the instrument
★本仪器由参数测量系统、油杯加热控温系统两部分组成，测试范围 10 8 ～19.99×10 13 Ω·cm，具有自动计时、自动读数、数值保持等功能。
The apparatus consists of a parameter measuring system, oil heating temperature control system is composed of two parts, the test range 108 ~ 19.99 x 1013 ohm cm, with automatic timing, automatic reading, numerical keeping function.
★本仪器具有结构简单、线性度好、灵敏度高、测试结果稳定、操作安全等优点，其性能远高于通常的电压电流法。
In this instrument has the advantages of simple structure, good linearity, high sensitivity, stable test result, the advantages of safe operation, its performance is much higher than normal voltage current method.
★本仪器除测量绝缘油体积电阻率外，还可以用于测量变压器油、润滑油等的电阻率，是电力行业、石油行业、科研院所及相关工厂、单位对绝缘油体积电阻率测试的理想设备。
The apparatus of measuring volume resistivity of insulating oil in addition, but also can be used for measurement of transformer oil, lubricating oil, electrical resistivity, power industry, petroleum industry, research institutes and related factories, units of insulating oil volume resistivity test of the ideal equipment.