OB10 can be run according to the following intervals:Once (once): only once at a specific date and time. String 7Every minute: starting from a specific date and time, once per minute. String 9Hourly: starting from a specific date and time, once per hour.Daily: starting from a specific date and time, once a day.Weekly: starting from … Continue reading Siemens S7-300PLC tissue piece OB and OB10
Siemens S7 series PLC types And application software
Germany Siemens (SIEMENS) produced by application of programmable logic controller in China is quite extensive, in the fields of metallurgy, chemical industry, printing production line are used. Siemens (SIEMENS) PLC of company products including LOGO,S7-200,S7-300,S7-400, industrial network, HMI HMI, industrial control software.PLC Siemens S7 series of small size, speed, standardization, network communication capabilities, more powerful, … Continue reading Siemens S7 series PLC types And application software
S7-300 PLC CPU Panel features
1, load power supply moduleLoad power supply module is used to convert AC 220V power supply DC 24V, for use by the CPU and I/O module and other modules.2, backup batteryBackup battery in the PLC is the role of power, to ensure the normal operation of the real-time CPU clock, and you can save a … Continue reading S7-300 PLC CPU Panel features
Siemens S7-300PLC OB tissue
OB73 redundancy error OBWhen the first redundancy fault-tolerant S7 connection is lost, the h CPU operating system called OB73 (fault-tolerant only S7 communication S7 connection) if other fault-tolerant S7 connection redundancy is lost, then there will be no more OB73. Until for all S7 connection is restored after redundancy with fault-tolerant features, will there be … Continue reading Siemens S7-300PLC OB tissue
WinCC Siemens S7 300 and 400 PLC OPC configuration
1. Configuration software: 1. SIMATIC STEP 7 5.42. SIMATIC NET 5.43. SIMATIC STEP 7 SIMATIC NET and 5.4 5.4 authorizationInstallation of SIMATIC STEP 7 SIMATIC NET and 5.4 5.4II. Configure the OPC STATION1. open the STEP 7 softwareFigure 12. Insert a SIMATIC PC StationFigure 23. renamed "PC2"Figure 34. configuration of SIMATIC PC STATIONG, double-click the "configuration"Figure … Continue reading WinCC Siemens S7 300 and 400 PLC OPC configuration
S7-200 PLC Data area
A) digital input and output image area1. Enter mapping registers (digital input image areas) (I)Digital input image is S7-200CPU for the input signal state opened up a store. Register identifier for the input image I, at the beginning of each scan cycle, CPU to sample the input points and registers the sample values in the … Continue reading S7-200 PLC Data area
Siemens S7-300/400 PLC Closed-loop control module
1, FM 355 closed-loop control module FM 355 closed-loop control channel 4, used for pressure, flow, liquid level control, optimum temperature control and PID algorithms. FM 355C analog output is 4 fracture of continuous controller, FM 355 s is 8 digital output point step controllers or pulse. CPU FM 355 people after a disruption or failure … Continue reading Siemens S7-300/400 PLC Closed-loop control module
Siemens new PLC program, data storage cards
MMC card is the new Siemens PLC program, data storage, and present several PLC should be used for the following products:Order product name6ES7 314-1AF10-0AB0 new CPU 3146ES7 new CPU 315-2AG10-0AB0 315-2DP6ES7 312-5BD00-0AB0 CPU 312C6ES7 313-5BE00-0AB0 CPU 313C6ES7 313-6CE00-0AB0 CPU 313C-2DP6ES7 313-6BE00-0AB0 CPU 313C-2PTP6ES7 314-6CF00-0AB0 CPU 314C-2DP6ES7 314-6BF00-0AB0 CPU 314C-2PTP6ES7 613-1CA00-0AE3 C7 6136ES7 635-2EC00-0AE3 C7 635 … Continue reading Siemens new PLC program, data storage cards
EM235 module DIP switches selection
1, switch 6 on/off button to divide the table into two States unipolar/bipolar two full scale input. SW6=ON, select the unipolar; SW6=OFF, select dual polarity.2, switches 4 and 5 Select gain. SW4 and SW5 3 combinations, namely SW4=ON,SW5=OFF;SW4= OFF,SW5=ON;SW4= OFF,SW5=OFF. A case study of unipolar, when SW4=ON,SW5=OFF, full scale input 0 to 50mV,0 to 100mV … Continue reading EM235 module DIP switches selection
Siemens 200 PLC analog input/output
Analog input/output universal conversion formula you can use the following conversion:Ov = [(Osh - Osl)*(Iv - Isl)/(Ish - Isl)] + OslOf which:Ov: conversion resultsIv: conversion objectsOsh: conversion result limitOsl: conversion results lower limitIsh: conversion limitIsl: conversion of lower limitSTEP 7-Micro/WIN Programming Tips (Micro/WIN programming skills) Tip38 about how to achieve the conversion routines.For convenience of … Continue reading Siemens 200 PLC analog input/output
PLC ONE 