Flow calibrator max. 150 psig 流量校准仪最大150 psig
Characteristics
特点
Measured physical value:
实测物理值：
flow
流
Description
描述
The Gas Flow Calibrator is a piston-prover-based test stand utilizing sonic nozzles to provide metrology for all gas metering technologies. This system:
气体流量校准仪是一种基于试验活塞装置站利用音速喷嘴提供所有天然气计量技术计量。本系统：
calibrates flow meters at pressures ranging from atmospheric to 150 psig
校准流量计压力范围从大气到150 psig
tests flow meters both at atmospheric and elevated pressures
在大气和压力下测试流量表
supports a wide variety of meter types (listed below)
支持多种类型的表类型（下面列出）
does not require tight environmental temperature control
不需要严格的环境温度控制
supports common calibration gasses
支持通用的校准气体
Key Features
主要特点
Scaleable expansion in mass flow and accuracy
在流量和精度可扩展
No constraints on test-section diameter or length
试验段直径或长度无限制
Scaleable range and accuracy utilizing a single system controller
可扩展的范围，利用一个单一的系统控制精度
No oils or hazardous materials (Mercury) required
无油或有害物质（汞）要求
Total automation with closed loop control
全自动闭环控制
Flow calibrator max. 150 psig 流量校准仪最大150 psig