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Thursday, August 22, 2019
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A demonstration of EtherCAT control of linear motors using the CTC EtherCAT master.
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Forum Archive
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?
8
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.
3
replies
Really Long Panel Feeder - How to Connect to Panel and Feeder Breaker?
Posted by Vinny Galbo on 20 May, 2018 - 8:08 pm
I'm working a project involving great distances from a main switchboard or power panel to some 250A 480/3 panels.
2
replies
How to Configure a Combined Guided Wave Radar Transmitter
Posted by Amar DAMENE on 20 May, 2018 - 1:55 am
How to setup the LRV and URV for a combining guided wave Radar with Rosemount Chamber
Honeywell c200
Posted by Ashish on 19 May, 2018 - 9:56 am
Can Honeywell C200 controller address retrieve using any software ??
4
replies
Gas Turbine Control and Efficiency
Posted by surya on 19 May, 2018 - 3:50 am
Gas turbine temperature control system and efficiency
1
reply
On line Tap Changer in Arc Furnace
Posted by Raj on 17 May, 2018 - 11:32 am
Questions about On line Tap Changer in arc furnace and transformer
9
replies
DORIC Temperature Indicator
Posted by sultan Khan on 17 May, 2018 - 11:16 am
DORIC digital temperature indicator used in Mk 2 panel does not indicate any temperature value, but only flickers. It is a mv to temp. converter for "K" type thermocouple.
Mark VI VCMIH2B Card
Posted by GuillePLC on 17 May, 2018 - 10:37 am
Problems with replace to VCMIH2B card for VCMIH2C card.
3
replies
Anemometer - Modbus or NMEA Behaviour Differences.
Posted by davotnz on 16 May, 2018 - 12:49 am
Trying to understand the likely difference in behaviour beween modbus and NMEA0183 choice for an ultrasonic anemometer that supports either
1
reply
SG Intellisys Controller Interface to Siemens PLC
Posted by khairil_neop on 16 May, 2018 - 12:01 am
SG Intellisys controller part no: 39897095 manual for communication?
6
replies
Different CPDs
Posted by k00 on 15 May, 2018 - 11:03 pm
Different CPDs for similar frame6B machine at same loads
1
reply
Power Generator Reactive Power Consumption
Posted by carlosmelim on 15 May, 2018 - 7:09 pm
Power generator reactive power generating vs. taking in
1
reply
PLC to Control 3Khz-6Khz Single Phase Inverter
Posted by Vincent Agu on 15 May, 2018 - 8:13 am
Selecting a PLC to control PWM 3Khz-6Khz single phase Inverter
3
replies
MODBUS Siemens CPU ET200SP
Posted by qwemx on 15 May, 2018 - 6:44 am
Modbus communication error
1
reply
Modbus Gateway Redundancy
Posted by Joey on 15 May, 2018 - 5:16 am
Redundancy between Concentrator Modbus Gateway and DCS Yokogawa Centum VP
6
replies
Profibus DP to Modbus RTU Gateway
Posted by ptewari75 on 14 May, 2018 - 11:05 am
Need to read data from a Profibus DP to Modbus RTU gateway.
1
reply
PLC to PC Through RS232
Posted by Patrick Beveridge on 14 May, 2018 - 8:19 am
Copying a PLC to my PC to use the PLC's Remote Control function from my PC using RS232
2
replies
Smart Air Master to DCS
Posted by Rwailikhalid on 13 May, 2018 - 3:27 am
we have ABB DCS control system and compAir air compressors monitor and control from DCS. how i can do that??
What Is Your Fuel Valve Performance for This Case?
Posted by mustafahayawi on 12 May, 2018 - 4:49 pm
Time of starting load for gas turbine when synchronize with national grid
4
replies
MARK 2 Temperature Averaging
Posted by sultan khan on 12 May, 2018 - 12:24 pm
Mk2 speedtronic Temperature Averaging Module problem.
DCS Control System
Posted by gpb on 12 May, 2018 - 8:48 am
Differences between Yokagawa and Emerson DCS
2
replies
Gas Turbine NO STATUS
Posted by kurinjieee on 10 May, 2018 - 7:52 pm
Gas turbine went to NO STATUS during mode change over.
Modbus - Read ID (0x2B, 0x0E) Conformity Level
Posted by gahelton on 10 May, 2018 - 3:40 pm
Is there an "Individual Object only" conformity level for Read ID?
2
replies
Air Cooled Condenser
Posted by nastaari on 9 May, 2018 - 9:14 am
Sample P&ID for an air cooled condenser
Register Draft Loss across burners
Posted by udidosa on 8 May, 2018 - 4:32 am
What are the steps required to derive the register draft loss in a burner of a power plant?
3
replies
Frame-V Machine with AA Cooler CW Bypassed
Posted by barindra75 on 7 May, 2018 - 1:24 pm
Can AA cooler CW be stopped for 30 min? what are the risks?
Difference Between Orifice Flow Meter and Ultrasonic Flow Meter
Posted by hadisiasi on 7 May, 2018 - 12:59 pm
we have problem in gas consumption according to difference between orifice Flow Meter and Ultrasonic Flow Meter.
5
replies
IGV Actuator Span in DGA too big
Posted by Frame6BNewB on 7 May, 2018 - 12:35 pm
GE Frame 6B Actuator replacement. Gross stroke 38mm however IGV blades travel more than 60DGA.
2
replies
GE MS7000EA Fuel Con
Posted by controlengineer_1984 on 7 May, 2018 - 6:17 am
Engineering Identification of field devices
Diesel Pump Sizing
Posted by sangeetha_ma on 7 May, 2018 - 2:36 am
Calculations for Diesel Pump Sizing
2
replies
Control System Retrofit
Posted by Anna Kendrik on 6 May, 2018 - 7:33 am
Retrofitting/upgrading MARK IV control system with Siemens to gain MARK VIe benefits
10
replies
Gas Turbine FR9E High Exhaust Pressure
Posted by AAkhan on 5 May, 2018 - 5:40 am
Gas Turbine GE Frame 9E in combined cycle operation is experiencing high exhaust pressure reaching 15Kpa.
Library Modbus
Posted by Reza Amanzadeh on 4 May, 2018 - 2:33 pm
Modbus TCP network file for the Basic4Android library.
Calibration of MagMaster Flowmeter
Posted by Danilo Gacevic on 4 May, 2018 - 12:39 pm
How to choose "Snsr Fact 1" to "Snsr Fact 4" parameters in MagMaster "SENSOR CALIBRATION" group?
6
replies
FX5 PLC Modbus RTU Slave Timeout Error
Posted by mrtommo on 4 May, 2018 - 6:23 am
Keep getting slave timeout error on PLC. TX light on PLC flashes and RX light on slave flashes.
Feeforward Based on Inverse Dynamic System
Posted by Dany90 on 4 May, 2018 - 5:16 am
Feedforward implemented in closed loop control where the plant is first order and the controller is PI. Can the feedforward be based on the inverse dynamic system or acceleration?
3
replies
3-Point Step Control
Posted by trunkbitz on 3 May, 2018 - 3:56 pm
Can someone elaborate 3-point step control on Auto and Manual mode in general?
3
replies
Need Some Help for Hydraulic Control System
Posted by plcmonkey on 3 May, 2018 - 1:51 pm
Have a project which requires an old OME PLC/HMI which has stopped functioning. The machine is 20+ and contains hydraulics I am unfamiliar with.
4
replies
MARK VIe-ToolBoxST Modules
Posted by Rasheed on 3 May, 2018 - 5:19 am
Toolbox ST Modules help Module M7FA051A1011_1
1
reply
Voltage Drop Between Generator and Main Switchboard on an Ocean Going Vessel
Posted by stadimet on 2 May, 2018 - 7:39 am
A new 1.2 MW, 415V, 50 Hz diesel generator has its voltage dropped between its TB and Main switchboard, by more than 6 V (415 down to 409 V) at 100% Resistive load (P.F=1.0). I need to bring it down to less than 4 volts.
1
reply
Gas Turbine Axial Movement
Posted by Yousaf on 2 May, 2018 - 7:35 am
Why Gas turbine does not move axially when such a high force in form of thermal energy is applied?