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General| Communication Ports | RS-232 |
|---|---|
| Power Supply | 24V DC or 120/240V AC |
| Programming Software | RSLogix 500 |
| Manufacturer | Allen-Bradley |
| Category | Controller |
| Series | MicroLogix |
| Programming Language | Ladder Logic |
| Input Voltage | 24V DC or 120/240V AC |
| I/O Points | 10 to 32 points |
| Processor Type | 8-bit |
| Operating Temperature | 0…55 °C (32…131 °F) |
| Processor | 8-bit |
Identifies the intended audience for the manual and outlines prerequisites for using the manual.
Details the manual's objective, scope, and the information it covers regarding MicroLogix 1000 controllers.
Confirms product compliance with EMC Directive (89/336/EEC) and relevant EN standards for industrial environments.
Describes the MicroLogix 1000 controller's components, catalog number structure, and hardware features.
Explains the function and installation of a Master Control Relay (MCR) for emergency controller shutdown.
Outlines critical safety precautions for system installation, including power disconnection and safety circuits.
Details power considerations including isolation transformers and power supply inrush current.
Provides guidelines for maintaining optimal operating temperatures and preventing excessive heat buildup within enclosures.
Shows recommended minimum spacing requirements for controller installation, especially for Class I, Division 2.
Describes suitable mounting locations and methods, including DIN rail and screw mounting for reliability.
Explains grounding procedures to limit noise and ensure proper system operation, including terminal connections.
Defines sinking and sourcing input configurations and provides wiring examples for DC inputs.
Provides general recommendations for wiring controller systems, including wire terminal compatibility.
Presents wiring diagrams and discrete input/output voltage ranges for various controller models.
Offers steps to reduce electrical noise on analog signals, including enclosure installation and cable routing.
Details methods for connecting to a PC using DF1 protocol, including point-to-point and modem connections.
Provides information on connecting to a DH-485 network using AIC+ and lists recommended tools.
Explains how to connect the AIC+ Advanced Interface Converter to the network and its port specifications.
Explains the basic components of a controller and how it interacts with input and output devices.
Describes the processor file structure, including program and data files, and their storage on the programming device.
Details the types of program files (System, Main Ladder, Interrupt Routines) and their functions.
Explains data files used for storing status information, processor operation, and user data like recipes.
Describes memory allocation in RAM and EEPROM and how files are stored during download, operation, and power cycles.
Explains how data file types are identified by letters and file numbers for addressing purposes.
Describes ladder logic as a graphical language based on relay diagrams for controlling machines or processes.
Presents a process model for developing application programs, including checklists for each phase.
Details the format of input and output image files for MicroLogix 1000 analog controllers.
Explains configuration of analog input channels (single-ended) and analog output (voltage or current).
Describes the programmable analog input filter and its impact on noise immunity and input update times.
Explains how bit instructions operate on single data bits and their usage with various data files.
Introduces timer and counter instructions, their purpose, and basic operation.
Introduces comparison instructions used to condition logical continuity of a rung based on value comparisons.
Provides general information on comparison instructions, including indexed addressing.
Introduces math instructions that perform familiar arithmetic operations with input values.
Provides general information on math instructions and updates to arithmetic status bits.
Explains the option of performing 16-bit or 32-bit signed integer addition/subtraction using status bit S:2/14.
Lists data handling instructions and their purpose, including conversion, movement, and logic operations.
Explains the TOD instruction for converting 16-bit integers to BCD format and its status bit updates.
Details the FRD instruction for converting BCD values to integer values and its status bit updates.
Describes the DCD instruction for setting one destination bit based on the first four source bits.
Explains the ENC instruction that searches source bits to find the first set bit and writes its position to destination.
Details COP for copying data blocks and FLL for filling files with a source value.
Provides general information on move and logical instructions, including parameters and status bits.
Introduces FIFO (First-In, First-Out) and LIFO (Last-In, First-Out) instructions for stack operations.
Explains instructions used to control the sequence of program execution, such as skipping or branching.
Describes JMP and LBL instructions used in pairs to skip portions of ladder programs.
Explains JSR, SBR, and RET instructions for directing controller execution to subroutines and returning.
Details how to direct program flow from the main program to a subroutine and then to another subroutine.
Explains MCR instructions used in pairs to create program zones that turn off non-retentive outputs.
Describes the TND instruction to stop controller scanning for the rest of the program file.
Explains the SUS instruction for trapping and identifying specific conditions for debugging and troubleshooting.
Allows updating data prior to normal input scan using a mask for specified input transfer.
Allows updating outputs prior to normal output scan using a mask for specified outputs.
Provides ladder rungs demonstrating program flow control instructions for the paper drilling machine.
Lists application-specific instructions and their purposes, including bit shift, sequencer, and STI.
Explains how these instructions simplify ladder programs by performing common complex operations.
Provides general information on bit shift instructions, including parameters and status bits.
Explains sequencer instructions and their effects on the index register S:24.
Describes SQO and SQC instructions for controlling sequential machine operations.
Explains the SQL instruction for storing 16-bit data into a sequencer load file at each step.
Details the STI function, allowing periodic interruption of program scan to execute a subroutine.
Explains STD and STE instructions used in pairs to create zones where STI interrupts cannot occur.
Describes the STS instruction to condition the start of the STI timer upon entering REM Run mode.
Serves as a label or identifier for a program file as an interrupt subroutine versus a regular subroutine.
Provides ladder rungs demonstrating application-specific instructions for the paper drilling machine.
Introduces high-speed counter instructions for configuring, controlling, and monitoring hardware counters.
Details high-speed counter usage for pulse detection and initiating control operations based on preset values.
Describes the elements of counter reference C5:0, including status word, preset, and accumulated values.
Explains the HSC instruction for configuring the high-speed counter and its parameters.
Describes the HSL instruction for setting presets, output masks, and updating external outputs instantly.
Explains the RES instruction for writing a zero to the hardware and image accumulators.
Details the RAC instruction for writing a specific value to the hardware and image accumulators.
Explains HSE and HSD instructions for enabling or disabling high-speed counter interrupts based on preset conditions.
Describes how HSC retains its state during mode changes or power cycles and how parameters are initialized.
Demonstrates HSC instruction usage in ladder rungs for the paper drilling machine application example.
Explains communication capabilities, categorizing devices as initiator (master) or responder (slave).
Describes the MSG instruction for initiating data exchange between devices and its programming parameters.
Illustrates control block layouts for SLC500/ML1000 and 485CIF type messages.
Explains MSG instruction status bits like TO, NR, EW, ER, DN, ST, and EN for monitoring message transmission.
Details the Active Protocol Bit (S:0/11) indicating the current communication protocol (DF1 or DH-485).
Illustrates the timing sequence for a successful MSG instruction, showing control block status bit behavior.
Lists MSG instruction error codes, descriptions, and recommended corrective actions for failed transmissions.
Explains how to interpret controller LED status indicators for communication and operational states.
Describes normal LED behavior during power-up and REM Run mode.
Details LED indications for errors and provides probable causes and recommended actions.
Provides a flowchart-based model for diagnosing software and hardware problems, guiding troubleshooting steps.
Describes options for identifying and correcting faults, including automatic and manual clearing methods.
Lists fault messages, error codes, descriptions, and recommended actions for operation issues.
Lists controller types with their catalog numbers and descriptions of I/O and power supply configurations.
Provides detailed specifications including memory, power, operating temperature, humidity, vibration, and shock ratings.
Details voltage and current input ranges, impedance, resolution, and protection for AC and DC controllers.
Lists the physical dimensions (length, depth, height) for various MicroLogix 1000 controller models.
Provides a catalog of replacement parts, including controllers, terminal doors, communication cables, and programmers.
Describes the status file S:, listing its words, functions, and corresponding page numbers for details.
Details each status bit classification and description, covering arithmetic flags, configuration, and controller status.
Lists execution times (approx. microseconds) and memory usage (user words) for controller instructions.
Provides a worksheet to calculate estimated memory usage for control systems.
Defines the RS-232 standard for serial communication and its benefits for system integration.
Explains the DF1 Full-Duplex protocol for RS-232 point-to-point communication and its configuration parameters.
Describes DF1 half-duplex slave protocol for multi-drop networks and its features, including slave-to-slave transfer.
Details the DH-485 network functions, architecture, performance characteristics, and supported devices.
Explains the process of DH-485 network initialization and how networks are built via token passing.
Lists factors affecting DH-485 network performance, including noise, device count, and cable length.
Illustrates various instructions using a paper drilling machine example, covering drill operation and wear tracking.
Demonstrates TON and SQO instructions for a traffic signal application, controlling light timing.
Illustrates using SQC and SQO instructions to advance sequencer steps based on event triggers.
Shows HSC configured as an Up/down counter for regulating bottle fill and packing machine speeds.
Demonstrates HSC with encoder using reset and hold for pick and place machine positioning.
Illustrates calculating frequency and RPM from an encoder connected to a high-speed counter.
Shows bit shift and FIFO instructions for an automated paint spraying operation, tracking part presence and color.
Demonstrates using timers to adjust drill dwell time at the end of machine downstroke.
Provides a procedure to calibrate analog input channels using software offsets for improved accuracy.
Explains the equations for calculating scaled value, slope, and offset for software calibration.
Outlines the step-by-step procedure for calibrating analog input channels using software offsets.
