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压力表至少几年检验一次

本文章主要介绍了:压力表至少几年检验一次,燃油压力表怎样连接,什么样的压力表需要强检,压力表至少几年检验一次等信息

(压力表至少几年检验一次)

1.1、精密数字压力表为交直流两用的便携式仪表。
1.2、高性能的微处理器对仪表的各项性能及技术指标作连续修正,保证仪表长时间、宽温度范围内使用而不影响仪表的精度。
1.3、功耗低。电池采用进口镍氢高能量电池,保证仪表在长时间内工作。
1.4、恒流充电,具有电池电压的过充电、欠压自动关机及自动保护功能,保证电池不因过充电或欠电压而损坏,电池使用寿命长。
1.5、微功耗的欠电压自动保护功能,保证仪表即使操作者因故而连续开机过长也不会因欠电压而损坏电池。
1.6、仪表量程功能丰富,一表多用。
1.7、软件内容丰富,操作简单、明了。
(压力表至少几年检验一次)

-0.1~0.15、0.3、0.9、1.5、2.4、
0~0.25、0.4、0.6、1.0、2.5、4.0、6.0、10、16、25、40、60
**度% ±1.5
接点电参数
**工作电压
380VAC;220VDC
起动电流 1A 持续电流 0.6A **功率(无感负栽) 20VA20W 电缆连接器 X14K4P 控制形式 上下限、双上限、双下限
使用工作温度:-22℃~55℃
工作压力上限:不大于仪表上限的2/3
工作环境振动频率不大于25Hz,振幅不大于0.5mm
(压力表至少几年检验一次)

温度影响:当测量系统的温度在参考温度(+20℃)附近波动时,变化为量程的±0.4%/10K
防护等级:IP65按EN60529/IEC529标准
标准型结构
过程连接接口:
CrNi-不锈钢316L,外螺纹径向或轴向(偏芯);
表圆直径63mm:G1/4B,SW14;
表圆直径100,160:G1/2B,SW22
测量敏感元件:CrNi-不锈钢,压力小于10MPa:C型弹簧管;大于等于10MPa:螺旋型弹簧管
传动机芯:CrNi-不锈钢
表盘:铝,白底黑字刻度,表圆直径63mm时带有指针阻止柱
指针:铝,黑色
表壳:CrNi-不锈钢,壳体上面12点的位置(表圆直径63)带有卸压孔和(表圆直径为100和160mm时)卸压孔在壳体背后,压力范围小于或等于0.6MPa时可以通过泄压阀来平衡内部压力。
(压力表至少几年检验一次)

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(压力表至少几年检验一次)

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