Answer / s. kanniyappan

The Main problem occurs in DCS/PLC hardware are

1) Channel failure
2) I/O cord failure

Answer / rajendra shaha

1)channel failure
2)i/o card fail
3)AI AO channel weak
$)processor card problem
5)bus coupler card problem
6)bulk power supply(BPS)fail
7)DSSR FAIL
8)COMMUNICATION FAIL

WHAT IS A CALLIBRATION? WHAT IS MEEAN BY LOOP CHECKING INCLUDES PRESURE, THERMOCOUPLE,TT,DT?

5 Answers  

---

What is passive connection of instrument in different type of I/O module

1 Answers  

---

what is diffrence between cascade & three element system.

3 Answers  

---

What is the different between ESD & PLC.

1 Answers  

---

what's the reson that,Load is not same on VFD I/P and O/P Side.whenever DOL condition load is same I/P and O/P side.

2 Answers  

---

---

Yokogawa CENTUMVP R6.09 unable to download to Engineering Station with ExaOPC R3.75 The issue is when I try to download the common project section to the Engineering Station (STN) from the HIS in System View, it is unable to connect. The error displayed is: WARNING: Could not connect to equalize destination. (7001) Retrying. Number of retries = 0/1 ERROR: LdXopsLoadMain: connect error 10060 ERROR: Processing terminated due to connection error. (7002) Equalization end with errors. STN0149 ---- ERROR = 2 WARNING = 1 ---- Background: >Updated the ExaOPC software on the STN from 3.60 to 3.75 >STN operating system is Windows Server 2008 R2 >HIS operating system is Windows Server 2016 Stanard Solutions attempted include: >Ensuring all IP addresses are correct and all networked devices can be pinged. >The ability to ping a device using its host name from another device (<ping STN0149> from HIS) >Ensure both devices firewalls are disabled. >The antivirus installed on the STN is disabled. >Ensuring both devices are within the same workgroup. >Added both devices to each other's Host and LMHost files. >Running IT Security tool after changing any administrative settings.

0 Answers  

---

What is standard procedure of manual mapping in Radar type level transmitter?

0 Answers  

---

What is the difference between a Extension cable and a copnesating cable.Where can we use compensating cable. Is anywhere compensating cable are used for mv transmission to the indicator.

1 Answers  

---

When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?

5 Answers   Exxon Mobil,

---

What is seeback effect?

3 Answers  

---

what is interlock system and why we use of this?

0 Answers  

---

how to convert MA in to measuring values..and how mwasuring values into MA ?..plz ansr.i have intervw

0 Answers  

---