Need help?Do you have a question about the ABB AC 31 and is the answer not in the manual?
General| Brand | ABB |
|---|---|
| Model | AC 31 |
| Category | Controller |
| Language | English |
Introduces the AC 31 automation system and its applications.
Details the different types of AC 31 central units and system configurations.
Explains increasing I/O by adding local extension units for 40/50 series.
Describes 50/90 series central units with remote units and the MASTER unit role.
Outlines cabling rules for AC 31 systems with remote units and cabinets.
Explains the memory structure and operational aspects of central units.
Details the functional diagram of the central unit's memory and processing.
Describes the cyclic execution of the system and interruption handling.
Explains the master central unit's management of messages over RS485.
Discusses factors affecting bus refresh and central unit reply times.
Details the auto-tests and initialization process upon startup.
Explains how power interruptions affect 50 series units with battery backup and 40 series units.
Lists products and their corresponding references and documentation.
Lists the necessary hardware and software for starting with the AC 31 system.
Provides example cabling for a central unit and necessary precautions.
Guides through launching the AC31GRAF software and creating a project.
Explains how to declare physical and internal variables in the AC31GRAF software.
Details how to edit programs, insert functions, and link variables.
Describes how to save the program using the AC31GRAF editor.
Explains the process of verifying and translating the program for the PLC.
Covers serial interface configuration, control panel access, and central unit configuration.
Explains how to exit the AC31GRAF software and its associated windows.
Details ambient conditions, mechanical data, and voltage tolerances for AC 31 units.
Provides technical details for the CS 31 bus, including type, support, protocol, and speed.
Describes the front view of central units and details their components and status indicators.
Details the physical components and indicators on the front of central units.
Presents a technical comparison of 40 and 50 series central units' I/O, interfaces, and memory.
Covers functionality, execution times, programming languages, and sub-programs.
Specifies technical details for incorporated binary inputs across different models.
Details technical specifications for incorporated outputs, including charging current and breaking capacity.
Describes the front view of extensible remote units and their components.
Details the physical components and indicators on the front of extensible remote units.
Lists technical specifications for extensible remote units like ICMK and XE series.
Describes the front view of binary extensions and their connectors.
Details the physical components and connectors of binary extension units.
Provides technical specifications for various binary extension units.
Describes the front view of analog extensions and their displays.
Details the physical components and connectors of analog extension units.
Lists technical specifications for analog extensions like XM, XE, and XTC series.
Lists programming cables and connectors as accessories for AC 31 systems.
Details types of connectors used for AC 31 products and their simplified installation.
Describes the TC50 display unit and its communication capabilities.
Provides dimensional drawings for central units, remote units, extensions, and connectors.
Presents rules for assembly, cabling, earthing, and power supply for AC 31 systems.
Details mounting options (DIN rail, screws) and cabinet assembly considerations.
Guides on using appropriate wires for inputs/outputs and precautions for signal separation.
Explains basic and advanced earthing principles for AC 31 systems and cabinets.
Provides guidelines for cabling the CS 31 bus, including cable types and termination.
Describes T-T and I-T neutral power supply types and transformer requirements.
Details power supply connection, input/output cabling, and output protection for central and remote units.
Explains power supply connections, internal/external supplies, and fuse requirements.
Guides on cabling inputs/outputs and connecting common C to 0V or 24V DC.
Discusses external protection for relay outputs and internal protection for transistor outputs.
Details cabling for various binary extensions (XI, XO, XC, XK, XO).
Explains cabling for analog extensions (XM, XE) and probe connection recommendations.
Covers addressing of I/O variables and CU masters/stand-alones with extensions.
Explains how AC 31 remote unit I/O are defined and recognized by the program.
Details addressing of extensions connected to central units based on series and type.
Explains addressing slave units on the CS 31 bus, including connection points and limitations.
Details using rotative switches to set slave numbers for extensible remote units.
Provides a summary of addressing configurations for master and slave units with extensions.
Introduces the AC31GRAF software, its features, and project organization.
Details the five types of variables used in user programs and comments on historical values.
Explains the two tools for configuring central units for applications.
Guides on using the PLC configuration tool for parameter entry and validation.
Describes operative modes (Master, Slave, Stand-alone) and slave unit addressing.
Details parameters for data exchange between master and slave central units.
Explains variable initialization and data backup mechanisms, especially for 50 series units.
Details how internal bits are backed up and initialized based on the value 'n'.
Details how internal words are backed up and initialized based on the value 'n'.
Details how internal double words are backed up and initialized based on the value 'n'.
Details how chain steps are backed up and initialized based on the value 'n'.
Details how historical values are backed up and initialized based on the value 'n'.
Explains how central units react to class 3 errors and the configuration options.
Details CS 31 bus unit initialization and its impact on program launch.
Explains the different communication modes for the COM1 serial interface.
Defines communication parameters for Programming, ASCII, and MODBUS modes.
Explains how to calculate the central unit cycle time based on bus and program execution times.
Lists CS 31 bus communication times for various units and configurations.
Describes clock access, parameters, update methods, and year 2000 passage.
Explains how to set and use a password for central unit write access.
Details the CS31CO function block for configuring remote units and extensions.
Guides on configuring channel type, display value, and filtering for analog extensions.
Explains how to configure analog extensions using dip switches for channel settings.
Provides programming examples for simple automation functions like complementing and duplicating.
Offers practical advice on complementing variables and duplicating inputs in programming.
Explains the AND operation in ladder diagram and function block forms.
Describes the NAND operation and its equivalence to an inverted OR operation.
Explains the OR operation in ladder diagram and function block forms.
Describes the NOR operation and its equivalence to a complemented AND operation.
Provides an example of combining Boolean functions and using intermediate variables.
Introduces time-dependent functions and timer value handling.
Explains the TON (on delay) function block and its behavior.
Explains the TOF (off delay) function block and its behavior.
Explains the TP (monostable) function block for fixed-time output activation.
Describes the TIME_W function for displaying elapsed time on the XTC 08 display.
Explains the W_TIME function for modifying time values during program execution.
Describes the four oscillator variables for generating fixed frequency signals.
Shows how to use the M 255.15 bit for detecting the first program cycle.
Explains how to set up the VRZ Up/Down counter block with examples.
Guides on scaling analog values using potentiometers and MULDI function block.
Explains using potentiometers for parameter adjustment without a programming tool.
Shows how to process analog input measurements, like distance sensor data.
Explains how sub-programs reduce cycle time, program size, and simplify control.
Details the process of defining and creating sub-programs in AC31GRAF.
Explains how to call a defined sub-program using function blocks in the main program.
Describes the syntax for exchanging parameters between sub-programs and programs.
Outlines limits for sub-program calls, historical values, and total sub-programs.
Discusses immediate information treatment and rapid execution using interruptions.
Details how to define and program interruptions (alarms, cyclic) in AC31GRAF.
Explains how to validate or deactivate interruptions using function blocks.
Discusses interruption delays based on central unit configuration and task priorities.
Explains how to command a step motor using the NPULSE function block.
Describes high-speed counter functions, modes, and capture inputs.
Explains CS 31 bus interface usage as master or slave for performance improvement.
Details CS 31 bus addressing for master and slave central units.
Discusses configuring the number of data exchanged per CS 31 bus cycle.
Covers data exchange via inputs/outputs or function blocks on the CS 31 bus.
Explains bit transmission between master and slave central units.
Explains analog information transmission by words between central units.
Details function blocks for simplifying CS 31 bus communication and data exchange.
Describes the MODBUS protocol and its implementation in AC 31 central units.
Details the MODBUS RTU protocol, its support, modes, and transmission controls.
Guides on configuring MODBUS communication using default parameters or SINIT function.
Explains MODBUS slave and master unit programming and cross-reference lists.
Describes how MODBUS slave units manage data read/write requests automatically.
Explains the MODBUS function for sending read/write requests to MODBUS slaves.
Details the MODBUS addressing method and cross-reference lists.
Provides an example of MODBUS communication between central units.
Lists MODBUS reply times based on variable count, bits/words, and speed.
Describes ASCII communication protocol and its configuration.
Explains the ASCII protocol for exchanging text between devices.
Guides on configuring ASCII communication using specific cables and software.
Details using specific cables for MODBUS and ASCII communication modes.
Explains SEND and REC functions for ASCII messaging and provides an example.
Describes communication using the programming protocol via serial interface.
Groups detected errors into four classes: fatal, serious, light, and warnings.
Explains how errors are signaled via central unit LEDs and acknowledged.
Details obtaining central unit status information and acknowledging errors via AC31GRAF.
Explains how programming enables immediate error reaction and management.
Describes diagnosis variables identifying error class, code, and arguments.
Provides a table mapping error types to memory addresses, unit types, and channel numbers.
Details specific error codes and information for Class 1, 2, 3, and 4 errors.
Offers programming examples for handling specific errors and saving multiple errors.
Shows how to command an alarm and shut down output based on a specific error.
Demonstrates saving multiple errors of the same class using an adapted program.
Lists authorized variables for 40 and 50 series units by type (Inputs, Outputs, Internal).
Provides lists of binary, timer, counter, comparison, arithmetic, and logical functions.
Describes the correspondence between variables and their physical memory addresses.
Explains historical values for functions and their usage limits.
To Next Page
