化工生产用的压力表校验周期

本文章主要介绍了：化工生产用的压力表校验周期,压力表计量部门规定的校验周期,压力表至少每半年校验一次,化工生产用的压力表校验周期等信息

(化工生产用的压力表校验周期)

ConST115A便携气压泵是一个非常稳定的气压压力源，采用开放式、透明式设计，操作维护方便、不易泄漏。它良好的温度绝缘性能，避免了大多数压力泵因为温度绝缘性能差，造成压力泵压力波动大、无法快速稳定的困扰。精心设计的排气阀有效避免了泵体的污染，精密截止阀的应用使之可以轻松完成校验微(差)压仪表的校验工作，独特设计的M20*1.5内螺纹快速接头，无需扳手和生料带即可完成压力仪表的快速拆装。
(化工生产用的压力表校验周期)

GE Sensing Features ? Sources and reads mA, mV, V, ohms, frequency and pulses ? Convenient one-handed operation ? Plug/play connector for IDOS Universal Pressure Modules ? Simulates and reads 8 RTDs and 12 thermocouples ? 32 pressure modules from 10 in H 0 to 10,000 psi (25 mbar to 700 bar) Applications 2 ? Simultaneous dual reading capability ? Automatic switch test and pressure leak test ? 1000 point data storage with real time clock ? 24 V loop power supply ? Test and maintenance ? Transmitter calibration ? Loop set-up and diagnostics ? Switch, trip and alarm verification ? HART ? loop resistor The DPI 800 Series is a complete range of advanced, robust and simple to use hand-held instruments. Highly cost effective, these tools are ideal for test/calibration of many popular process parameters. Advanced features and technical innovations address more applications in less time and deliver results you can rely on. ? Large backlit display ? Robust and weatherproof ? Compact, simple to use, easy to carry DPI 880 Druck Multi-function Calibrator DPI 880 is a Druck product. Druck has joined other GE high-technology sensing businesses under a new name_ GE Industrial, Sensing. g IDOS  GE Sensing DPI 880 Specifications Unique thermocouple cold junction compensation Virtually eliminates errors caused by changing environmental conditions on test instruments used outside. 4.5°F (2.5°C) C/J error due to 54°F (30°C) transient change DPI 880 Leading competitor The DPI 880 Multi-function Calibrator is an ultra compact and simple to use tool for testing, configuring and calibrating virtually all process parameters. It measures, sources and simulates mA, mV, V, RTDs, thermocouples, ohms, frequency, pulses and pressure, captures switch values and provides 24 V loop power. 32°F (0°C) 0 5 10 15 tmins Simultaneous dual readings Automatic detection of 2, 3 and 4 wire RTDs Quickly detect damaged sensors and faulty wiring that could otherwise be missed or cause s

(化工生产用的压力表校验周期)

(化工生产用的压力表校验周期)

压力控制波动度：
0.005%FS或0.05Pa中较大者
气象版：0.003%FS
外接压力模块
测量范围及准确度参见《CDP智能数字压力模块》
(化工生产用的压力表校验周期)

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