Consider a level troll. i am getting a correct value in 4mA and 20mA. the value in the middle(30 to 60%)is disturbed and i am not getting the appropriate value. what is the solution to normalize the level and to get the correct value..

2 Answers   KNPC,

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Is there any interfacing sofware to build communication between a PC and ER300P model L&T make trivector meter via RS485 port which is available in the meter and is there any data acquisition card available to store the acquired data from the meter into the system

12 Answers  

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what is the T/C & RTD mesuremaint?

3 Answers  

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I faced several time siemens ps2 positioner automatically getting Chang in it's set point direction after auto calibration  So is there any causes biside this or  any  permissives ?

0 Answers  

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what is modbus & what signals are taken through it

2 Answers  

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why temperature transmitter is showing ambienttemp.but 21.5ma. alarm AO showing at the display &how to sloves this problem.

2 Answers  

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what is thermopile?

1 Answers   HNG,

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how to measure flow with dp

1 Answers  

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what is field bus system. need defination

3 Answers   Takreer,

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

0 Answers   RRB,

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Boiler flame scanner working principle?

1 Answers   Bhel,

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When LP SURGE happening in compressor

3 Answers   KNPC, KOC,

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