Today is...
Wednesday, December 19, 2018
Welcome to Control.com, the global online
community of automation professionals.
Featured Video...
Featured Video
Watch an animation of a conveyor stacking operation demonstrating the use of a move on a gear command.
Our Advertisers
Help keep our servers running...
Patronize our advertisers!
Visit our Post Archive
Forum Archive
2
replies
Profibus -FMS to Modbus converter.
Posted by samboo on 5 July, 2018 - 4:27 am
Looking for 50 ea Profibus -FMS to Modbus converter.
2
replies
All LED Flashing Simatic S7 400H CPU
Posted by Momo1364 on 4 July, 2018 - 5:59 am
All LEDs of both CPU of siemens S7 400H PLC started flashing while activating winCC of operator station.
Problems Connecting Vijeo Citect and SCADAPack E
Posted by snorlax on 4 July, 2018 - 5:29 am
Unable to connect Vijeo Citect and SCADAPack E Config (SCADAPack 350 E), an error occurs instead.
1
reply
Going Online with Siemens S7 PLC
Posted by Lalo Quera on 4 July, 2018 - 4:03 am
Problem with going online with my Siemens S7-1200 PLC
1
reply
MicroLogix 1400 with Absolute Encoder
Posted by jasona on 3 July, 2018 - 10:05 am
Looking for help programming absolute encoder on 1400
KOMATSU Display Software
Posted by patipan on 3 July, 2018 - 3:49 am
Programming Software for KOMATSU Touch Screen
1
reply
GE EX2000 EEPROM Card
Posted by ValleF on 2 July, 2018 - 9:09 pm
EEPROM data of the EX2000 Excitation system
6
replies
STANDARD DROOP/SPEED CONTROL compared to other LOAD/SPEED CONTROL
Posted by Isulamu on 2 July, 2018 - 6:58 am
STANDARD DROOP/SPEED CONTROL with no FSR feedback value.
4
replies
Windows 2000 Drivers for HMI Running Cimplicity
Posted by cheedee on 1 July, 2018 - 3:46 am
Windows 2000 drivers for Cimplicity HMI
3
replies
Bench Set, Positioners and Seating Force
Posted by GustavoArg on 1 July, 2018 - 2:02 am
Should I care about the bench set of an actuator if using a valve positioner?
2
replies
SCADA, VB Datafetching from PLC
Posted by sreerajpv on 30 June, 2018 - 4:47 am
How to get data from PLC to my VB software through RS 485; have only 1 RS 485 port available.
1
reply
Slurry Density Measurement in Ash Wastewater
Posted by M B Ravikumar on 30 June, 2018 - 12:02 am
Looking for a device to measure ash density in wastewater
2
replies
Modbus RTU Help
Posted by rscott9399 on 29 June, 2018 - 9:42 am
Confusion about Modbus terminology
7
replies
GE Frame 5 Lube Oil
Posted by cheedee on 29 June, 2018 - 5:11 am
Lube oil header and differential pressure alarm and trip condition on GE Frame 5 machine
3
replies
Loop Tuning and Optimization
Posted by hany5757 on 29 June, 2018 - 4:56 am
Expertune or Protuner?
1
reply
Smart DP Level Transmitter
Posted by AB on 28 June, 2018 - 8:05 am
Do i need to re-calibrated a SMART level DP transmitter when i change the range in the field?
1
reply
AC Resistance with Low DC Voltage Drop
Posted by atamgh on 28 June, 2018 - 1:59 am
How to have AC resistance different from DC resistance and low DC drop
1
reply
Gas Turbine Performance Test
Posted by Chiedozie on 27 June, 2018 - 5:32 am
What is the procedure/process for carrying out a gas turbine performance test?
1
reply
Axial Vibration Monitoring
Posted by AB on 26 June, 2018 - 9:16 pm
How to set your counter and normal values for alarm/danger?
2
replies
MODBus TCP to BACNet IP Gateway Using v6 IP addresses
Posted by Cooker on 26 June, 2018 - 3:25 pm
Looking for a MODBus TCP to BACNet IP gateway that can poll a MODBus node having a version 6 static IP address.
1
reply
PCMI Diagnostic Alarm in Mark VIe
Posted by Ratan on 26 June, 2018 - 8:40 am
PCMI diagnostic alarm in Mark Vie system
8
replies
Control.com now encrypted
Posted by KenCrater on 25 June, 2018 - 4:25 pm
Control.com has been converted to SSL/TLS
2
replies
Motion Control vs. Vector Control
Posted by Masroor Alam on 25 June, 2018 - 2:57 am
Using motion control driver instead of vector control driver
3
replies
MKIV <C> Boot-up Initiates Start
Posted by TheGingerbeer on 24 June, 2018 - 3:33 pm
Sometimes when <C> is rebooted a start signal or diesel start is initiated.
6
replies
MarkV: L14HR and Racheting Issue
Posted by Esoteric_Stone on 24 June, 2018 - 8:17 am
L14HR still toggling between 1 and 0 after every few hours, and we are not able to stop the ratcheting. When L14HR toggles and timer (T62CD) is reset we are not getting any alarm on HMI.
1
reply
IBH Valve Operating Mode at Part Load
Posted by fhabbio on 23 June, 2018 - 12:41 pm
How does IBH valve works?
Tranformer Vector Group Selection For 11kV Generator
Posted by ugmzero1 on 23 June, 2018 - 11:13 am
Vector Group Selection For 11kV Generator
3
replies
HRSG Economiser
Posted by Hameed on 23 June, 2018 - 6:59 am
Can small pump in economiser circuit of a boiler to maintain pressure inside economiser during shutdown conditions?
1
reply
Honeywell HC900 Application File Download
Posted by basheer1 on 22 June, 2018 - 1:06 pm
Honeywell HC900 "required device type DLL is missing or corrupted"
2
replies
DeviceNet
Posted by reverseconection on 22 June, 2018 - 12:16 pm
Device Net motor run status as a safety shutdown
Connecting a Tatsuno Dispenser Pump Using RS485 Protocol
Posted by TFF on 22 June, 2018 - 5:43 am
Looking for information on how to connect a PC to a Tatsuno dispenser pump
3
replies
Magnetrol E3
Posted by marco89 on 21 June, 2018 - 10:01 am
any one with previous experience with magnetrol E3? Have an error message of SecFltHi.
12
replies
Gas Interstate Pressure Control by SRV
Posted by niazbibiyana on 21 June, 2018 - 6:11 am
Confusion with SRV valve working strategy.
3
replies
Remote Breaker Open Detected Alarm in GE 6B Mark V and Vie
Posted by sms on 20 June, 2018 - 6:56 am
Why L83RBO alarm (Remote Breaker Open Detected) and logic is necessary in GE gas turbines?
2
replies
Gas Turbine Exhaust Thermocouples
Posted by fazalawan1 on 19 June, 2018 - 5:49 pm
Four or five exhaust thermocouples went faulty in gas turbine having twenty four exhaust thermocouples.
2
replies
Mark VI - VPRO Board Replacement
Posted by se_lain on 19 June, 2018 - 1:55 pm
One of the three VPRO boards at our site found powered off earlier today. Need to know how I can address this while the turbine is online.
Honeywell Experion PKS Training
Posted by hasseli on 18 June, 2018 - 12:05 am
Looking for remote Honeywell Experion PKS training
Synchronous Generator Inertia Constant Testing
Posted by carlosmelim on 16 June, 2018 - 7:02 pm
Validation of the inertia constant of a synchronous generator
Sealing System
Posted by MESSAOUD on 16 June, 2018 - 4:37 am
Abnormal behaviour in sealing oil system in our BLC 406 centrifugal compressor. Our operation system is MARK VI.
6
replies
Mark VIeS Virtual Controller Pcode Error
Posted by Isulamu on 16 June, 2018 - 1:05 am
After creating a Mark VIeS virtual controller and downloading the application code, it refuses to run.
Solo Controllers By Automation Direct?
Posted by ShockingEffects on 15 June, 2018 - 9:04 am
Looking for honest reviews of SOLO temperature controllers by Automation Direct.
4
replies
Communication LED in MODBUS
Posted by Rase on 14 June, 2018 - 7:48 pm
Is Communication LED necessary in MODBUS?
1
reply
Temperature Controller
Posted by Chela on 14 June, 2018 - 12:03 pm
Adjusting the temperature in a Honeywell UDC1200 and UDC 1000.
4
replies
Fuel Stroke Reference Doubt
Posted by knm on 14 June, 2018 - 1:29 am
what is meaning of "%" in FSR?
2
replies
Transformer Liquid Level Gauge
Posted by SMF on 13 June, 2018 - 5:55 pm
25'C meaning of a liquid level gauge on a power transformer.
1
reply
Signal Names used in Testing/Stroking of SRV, GCV and IGV for Frame VI Turbine using MKVI
Posted by dannys on 13 June, 2018 - 10:08 am
SRV, GCV, and IGV testing was carried out by one of our I and C technical personnel using the following signal names csgv, csrgv, fsgr,fsg,frcrout, fsrout. I need full explanation on all these signal names and theirusage
Flo Boss 107 Satelite communication
Posted by Meterman18 on 12 June, 2018 - 2:31 pm
Avalanche Sat Modem replacement
5
replies
Single transmitter for two ESD outputs
Posted by Kara01 on 12 June, 2018 - 6:03 am
Single transmitter for ESD on HH and LL
Wago PLC Failure
Posted by vineeth on 10 June, 2018 - 6:25 pm
PLC: WAGO 750-831
8
replies
Open Loop vs Closed Loop
Posted by Chemsouhd on 10 June, 2018 - 11:58 am
"Firing FSR and Warm-up FSR are OPEN LOOP"
2
replies
Contactor Info
Posted by gls0850 on 10 June, 2018 - 10:57 am
AB IEC Contactor Info
3
replies
Studio 5000 Download
Posted by McCaber on 10 June, 2018 - 8:07 am
Trouble downloading previous versions.
9
replies
Modbus Slave ID Setup
Posted by jfuentes on 9 June, 2018 - 11:21 pm
Trying to setup multiple slave devices.
1
reply
GE Frame 9e 48CR_ALM Alarm
Posted by SECOND12345 on 7 June, 2018 - 10:46 am
Can any one give advice about L48CR_Alm?
1
reply
Protecting Thermal Valves in an Extinguishing System
Posted by ztoufik on 7 June, 2018 - 6:21 am
Thermal protection for valves in an extinguishing system
1
reply
Obtaining Data from L&T Trivector Meter ER300P Through Modbus
Posted by peliko on 7 June, 2018 - 1:31 am
How to get data from L&T Trivector Meter ER300P through modbus using modpoll?
4
replies
Which able to use for RS-485 connection?
Posted by jfuentes on 6 June, 2018 - 3:14 pm
Trying to choose the right cable for RS-485 connection.
Ingersoll Rand Inlet Valve Problems
Posted by mike on 6 June, 2018 - 9:34 am
Getting a "inlet valve rotated" error code on a 1990 SSr-Ep-75
3
replies
GE Document NOM02057
Posted by mccubb1960 on 6 June, 2018 - 12:59 am
Looking for a copy of GE Document NOM02057
EX2100 Issue
Posted by igvman on 5 June, 2018 - 4:37 am
Alarm appearing on EX2100 card
Can Intouch HMI Read Data from Web Server
Posted by Phil_Mc on 4 June, 2018 - 11:46 pm
Does anyone know if Wonderware Intouch can be used to read data from a device with a Web Server?
4
replies
Servo Driver Card
Posted by ICME on 4 June, 2018 - 8:18 pm
Looking for a replacement servo driver card
2
replies
Professional Certifications
Posted by qhogan1 on 4 June, 2018 - 11:47 am
I stumbled across the ISA and am interested in getting certifications through them.
2
replies
Modbus Function 16
Posted by RaseinHicham on 4 June, 2018 - 7:10 am
New to modbus World and i need help regarding function 3, 4, 16
3
replies
Gas turbine 7 EA Running on Primary Mode
Posted by ASA5244 on 4 June, 2018 - 5:27 am
One of our installed GE combustion gas turbine is running on primary mode and can't be switched to premix or even lean-lean.
7
replies
Level Measurement for Liquefied Hydrogen
Posted by Biky on 4 June, 2018 - 3:36 am
Level measurement for liquefied hydrogen storage tank
Intermittent Bently Nevada Spikes
Posted by KSB on 3 June, 2018 - 11:49 am
Intermittent spikes on proximeter channels.
7
replies
Modbus Application Info
Posted by Julio Fuentes on 3 June, 2018 - 11:41 am
Searching a Program or script to read a meter connected to MGate MB3170.
Make New Function Block in ABB Procontrol P 13-P14
Posted by amin.nzh on 3 June, 2018 - 9:43 am
How I can make new function block in Procontrol P13 ABB DCS system? Is it possible?
2
replies
Mark-V to Mark-VIe Upgrade
Posted by esdqap18 on 3 June, 2018 - 4:07 am
Upgrading from Mark V to MarkVIe, thoughts?
11
replies
Virus Infection via serial Modbus
Posted by Rob Burghard on 2 June, 2018 - 4:35 am
Is it possible for an infected powermeter being the Modbus slave to infect its master via a serial connection?
6
replies
Some Understanding of Modbus?
Posted by modbusnewbie on 1 June, 2018 - 6:29 pm
I have been installing BMS systems in commercial projects, these recently changed from all field devices including AHU's HRU's being connected to the BMS panel for monitoring/controlling...
Mk2 Speedtronic
Posted by sultan khan on 1 June, 2018 - 12:29 pm
Mk 2 Speedtronic control ground problem. Suspect ground (+ve 125V DC ) is at field contacts from the circuit of Speedtronic.
1
reply
Servo Output Suicide
Posted by Clouduo26 on 31 May, 2018 - 4:45 pm
ASV Servo 5 Output Suicide Solutions
3
replies
Sample Modbus Code with 8051
Posted by imready on 31 May, 2018 - 11:31 am
Looking for some example Modbus RTU code for 8051 controller
4
replies
GE Frame 1 Not Starting Up after MOH
Posted by Ghulam Rasool on 30 May, 2018 - 3:07 pm
GE Frame gas turbine with MARK 2 control system tripping without alarm up after MOH
10
replies
Control System Upgrade
Posted by qhogan1 on 30 May, 2018 - 7:14 am
The generator owners have decided to upgrade our control systems and also go from one to two systems. Suggestions for a total plant solution?
1
reply
Power Generation Simulation Software
Posted by carlosmelim on 30 May, 2018 - 7:04 am
ETAP vs. DigSILENT software post-fault voltage recovery simulations
1
reply
Atlas Copco Elektronikon Mk5 Communication
Posted by Phil_Mc on 29 May, 2018 - 10:51 pm
Looking for communications options to an Atlas Copco Elektronikon controller
8
replies
Mark 2 Control Startup Issue
Posted by Haroon on 29 May, 2018 - 3:58 pm
Mark-2 speedtronic control startup failure as soon as 14HS signal appears.
2
replies
Cybersecurity in the I&CS World
Posted by KenCrater on 29 May, 2018 - 1:02 pm
Automation World article details risks and countermeasures relating to securing networked automation systems.
4
replies
Solenoid Valves and Ovation
Posted by qhogan1 on 29 May, 2018 - 12:58 pm
After bypassing a motor operated valve to control a solenoid valve. Now I cannot control the solenoid!
1
reply
SEMIPOL Converteam Obsolescence
Posted by srikarthik207 on 29 May, 2018 - 9:47 am
3.1 obsolescence which is a converteam (ALSTOM) product sold under different names AEG, CEGELEC and now GE.
1
reply
DeviceNet vs ProfiBus
Posted by Eliko2000 on 29 May, 2018 - 5:05 am
Looking to connect an old industrial robot with 3 CNC machines and conveyor. The robot uses DeviceNet, Should I upgrade to Profibus or not?
2
replies
Modbus Addressing
Posted by New to Modbus on 29 May, 2018 - 2:55 am
Addressing in Modbus
2
replies
Power Factor
Posted by Bhavendra Saran on 29 May, 2018 - 12:08 am
Unity power factor or 0.95 lag will create adverse effects on generator
Vector Group Selection for Step-up Transformer 11/33kV
Posted by QiangH on 28 May, 2018 - 2:34 am
Vector Group Selection for Step-up transformer 11/33kV to match phase shift for each side of the lines
1
reply
SmartAir lite Modbus RS 485
Posted by mariammalakrania on 27 May, 2018 - 5:35 am
How to interface (SmartAir lite) controller to DCS.
1
reply
Type and Size of Air Compressor Required
Posted by udidosa on 26 May, 2018 - 10:10 am
I have to decide between a blower/fan/compressor for providing small pressure at a high flow rate to prevent getting my flame monitor dirty. It's a complex problem.
Cost of Gast Turbine Parts Including 88TA Fan
Posted by Goldenlamb on 26 May, 2018 - 7:45 am
Looking for information about the cost of gas turbine parts
Neutral Over Voltage Trip
Posted by Faadi on 26 May, 2018 - 6:25 am
Possible reason for Neutral over voltage trip during back feed in power plant
3
replies
Control Panel Layout
Posted by willpoll on 25 May, 2018 - 2:07 pm
Looking for general guidelines on Control Panel Layout
3
replies
Coriolis Meter Vibrations
Posted by chillwins on 25 May, 2018 - 5:28 am
Could external pipe vibrations cause errors in Coriolis measurement?
1
reply
How to Edit Unit Name in MARK V IDOS
Posted by Igvmax on 24 May, 2018 - 5:02 pm
How to edit the unit name in mark V simplex configuration idos from the dos command.
New MODBUS Driver Tool
Posted by Codec on 24 May, 2018 - 11:05 am
MBusDrv, a new free MODBUS driver tool
1
reply
Simatic OPC Scout 2.3
Posted by Dzon on 24 May, 2018 - 2:17 am
Shortly,what I need: 1) Some manual/datasheet for Simatic OPC Scout 2.3 2) Some program example in C/C++/C# to create database from OPC (DB's in PLC)
3
replies
Mk 2 Speedtronic Control
Posted by sultan khan on 22 May, 2018 - 11:25 am
Question about Mk2 Master protection permissive "4" circuit.
3
replies
Air Intake Filter High Differential Pressure
Posted by MOmar91 on 21 May, 2018 - 9:06 am
How to increase and extend life time of the air intake filters which clogged and replaced every month?
4
replies
Operation of ST Admission/Extraction Valve at Low Load
Posted by ChristensonWJ on 21 May, 2018 - 2:42 am
Looking for information on the operation of a ST admission/extraction valve during low loading
3
replies
Loadcell Strange Behavior after Calibration
Posted by TylerDurden on 21 May, 2018 - 2:26 am
The loadcell keeps showing decreasing values in the output. The calibration of the loadcell has been done with very small weight compared to tank capacity.