Answer / raja

flow inlet of the primary element called upstream,flow outlet of the primary element called down stream.

Answer / naveed iqbal butt

inlet of the primary flow element is called upstream where
pressure increase and volicity decrease,outlet of the
primary flow element is called down stream where volicity
increase and pressure decrease.

Answer / ahmed helmy

upstream means high pressure
downstream means low pressure
in liquid flow, the flow is directed in pipe from high pressure to low pressure

Answer / carl_ellis

Upstream is a higher pressure than downstream and
downstream is lower pressure than upstream, because it is a
difference in pressure that causes a liquid to flow.

Carl Ellis
Measure First

Answer / seshu

consider one orifice its inlet is upstream and its out let is call downstream.upstream have high pressure loe stream have low pressure.

Answer / mugil

flow level is going full ( high) in pipe line means that is
called upstream.
flow level is going low level in pipe line means that is
called down stream.

Advantages of servers over normal desktop in PLC SCADA system

1 Answers   InfoMedia,

square root calculation for dp flow transmitter? give me a explanation with example

3 Answers  

send me last 5 years questions asked in rrb chennai, for section engineer

0 Answers   RRB,

what is the use of shield cable?

2 Answers  

what is dry leg and wet leg in transmeter calibration?

3 Answers  

what is DCS and SCADA?

2 Answers   APL,

how to calibrate flow transmitter

1 Answers   Samsung,

how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?

0 Answers   SEWA, Sharjah Electricity and Water Authority SEWA,

What is the procedure of changing a Faulty Module of Allen Bradley PlC without stopping the Process

1 Answers   Siemens,

regarding level tx i would like to know how to select the range of the level transmitter in a closed drum(steam drum or deaerator)?

1 Answers  

What is the use of +/- 20ma in analog measurement,and which instrument gives +/-20ma output

1 Answers  

How you calibrate absolute pressure with the calibration range of 0 to 1000 0C Absolute. Please explain the procedure for calibration.

0 Answers   Petro Rabigh,