rr    Lf-1d+ r

rr    产品重点在于稳定性和灵敏度方面的重大改进，产品选用AAAAA级真空泵，部分核心器件原装进口，彻底解决了LF-1D、LF-1E 在稳定性和灵敏度的不足；满足顾客在实际较高使用要求下的需求； r

rr    具体技术参数： r

rr    r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r        r            r            r        r    r

r                r                    项目 r                 r	r                r                    Lf-1d+ sf6定量检漏仪 r                 r
r                r                    测量精度 r                 r	r                r                    ≥10 ,可检测浓度为 0.000，000，01的sf6（体积比） r                 r
r                r                    相应时间 r                 r	r                r                    不大于1秒，10气体r                 r
r                r                    指示方式 r                 r	r                r                    液晶数字显示，泄漏浓度越大,数字变化越大,同时蜂鸣器声音频率变化越大; r                 r
r                r                    真空软管 r                 r	r                r                    4米（可拖曳长度6米） r                 r
r                r                    电源输入线 r                 r	r                r                    2米（可拖曳长度6米） r                 r
r                r                    输入电源 r                 r	r                r                    220V±22V 50Hz±2Hz r                 r
r                r                    外型尺寸 r                 r	r                r                    430×275×425mm （长*宽*高） r                 r
r                r                    包装 r                 r	r                r                    纸箱 r                 r
r                r                    连续工作时间 r                 r	r                r                    不大于8小时 r                 r
r                r                    稳定性 r                 r	r                r                    相同湿度温度，无SF6环境下开机，基数相差不超过2； r                 r                r                    开机10分钟后，相同湿度温度，无SF6环境下，每小时基数变化不超过1； r                 r
r                r                    灵敏度 r                 r	r                r                    10-6 气体时，液晶显示变化大于30； r                 r
r                r                    环境温度 r                 r	r                r                    -10℃-50℃ r                 r
r                r                    功率 r                 r	r                r                    250W r                 r
r                r                    净重 r                 r	r                r                    约19.8KG r                 r