演示电表J0402 _杭州电表厂

1. 测量范围：Measuring Range:DCA:-500uA-0-+500uA 0-10-100mA-1-5A DCV:0-5-10V ACA:0-10-100mA-1-5AACV:0-10-50-250V
2.基本误差Basic Deviation:±2.5%
3.阻尼时间　Damp time ≤65
4.重量　　Weight:1kg
5.外形尺寸：Dimensions:115×270×300mm

　　J0402 Demonstrating Galvanometer for Middle school(Ammeter &Voltmeter)
　　高中演示电表为指针式内磁结构，及其测量电路等部份所组成。它具有使用方便，性能稳定、安全可靠、演示直观等优点。它共有十四档测量量程，供教学演示实验中作检流计，及测量直流电流、直流电压、交流电流、交流电压等之用。

　　The model JO402 is comprised of inner magnet ic structure and measuring Circuit. It has such excellence as easily for usage, stabriity, safety,and visual for demonstration. It provides14 measuring ranges and may serve as galvanometer or measuring instrument of DCA,DVv,ACA and ACV