Pump Selection and Performance Prediction for the Technical Innovation of an Axial-Flow Pump Station

Table 3

List of main instruments and equipment used in the test bench.

Measurement project	Name of Instrument	Type	Scope of work	Calibration accuracy	Calibration time
Head	Differential pressure transmitter	EJA110A	0~200kPa	±0.015%	July, 2017
Flow rate	Electromagnetic flowmeter	E-mag	DN400mm	±0.18%	Oct., 2015
Torque and rotational speed	Speed torque sensor	ZJ	200N·m	±0.24%	July, 2017
Cavitation allowance	Absolute pressure transmitter	EJA310A	0~130kPa	±0.015%	July, 2017