Answer / chinmay

Hook-ups are basically of two types Process Hook-Ups and
Pneumatic Hook-Ups. hook ups give complete information
required for installation of a particular instruments which
indicates cable entries, support details, connection sizes.
It clearly defines the instrumentation scope for
installation and helps in identifying the materials and
accesories required during installation
Process Hook-Ups covers all field instruments installed on
pipelines/vessels and other process equipments and
Pneumatic Hook-ups covers all instruments which require
instrument air to operate

Answer / sakthivel_eie

it shows how to isolate from process also how it woks

Answer / ram

Hookup to indicate the how to install the instruments.whether it's stand mounting or direct mounting in this drawing shows dot and stand when the dot indicates direct mounting and stand indicates stand mounting

what is function test.

1 Answers   Takreer,

---

what is the standard controll pressure

1 Answers  

---

what is the difference between dcs & plc

2 Answers  

---

what is RPI and NUT in controlnet networx. what happen if we are increase the NUT of controlnet networx?

1 Answers   Schneider,

---

What is frequency factor in massflow meter? When using frequency output?

0 Answers   PCMIL,

---

---

how will you check torque value during Factory acceptance Test for control valve/ESD ON/OFF VALE how will you confirm this torque value is being correct, Which document will you be refer.

0 Answers  

---

EXPLAIN PROPOTIONAL INTEGRAL DERIVATIVE CONTROL ACTION?

1 Answers  

---

I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.

0 Answers  

---

Conversions

0 Answers   CCIE, Nestle,

---

Can anybody tell me the exact explanation for Functional calibration?When it should be done on process or on lab? Advanced Thanks

2 Answers  

---

What is the difference between PLC and DCS?

3 Answers  

---

generally transmitter power supply having some range(12v to 35v) but the out put(4-20 mA) must same for given input.If we vary the power supply voltage then output mA also to be change according to V=IR. Is there any voltage regulator in the transmitter ?

1 Answers   Indian Steel,

---