Function blocks without a suffix

ACC

Accumulator

This object type represents accumulated (pulse) values.

AI

Analog Input

This object type represents physical analog input information, e.g. a sensor value.

AO

Analog Output

This object type represents physical analog output information, e.g. via a 0-10V output.

AV

Analog Value

This object type represents a (virtual) analog value information, e.g. a setpoint.

BI

Binary Input

This object type represents a binary input information, e.g. the state of a lamp or a fuse.

BO

Binary Output

This object type represents a binary output information, e.g. via a switching output.

BV

Binary Value

This object type represents a (virtual) binary value information, e.g. an error state.

CAL

Calendar

This object type represents calendar (date-based) information.

Device

Device

This object type represents the physical device. It contains information such as the local clock, vendor, model name and more.

EE

EventEnrollment

This object type is used to apply event monitoring in addition to intrinsic reporting, e.g. to implement warning limits.

ELOG

Eventlog

This object type represents an event log buffer, e.g. to store alarms locally.

File

File

This object type represents files, e.g. the current configuration or persistent data.

Loop

Control Loop

This object type represents control loops, e.g. a PI or PID loop.

MI

Multistate Input

This object type represents a physical multistate input information, e.g. a local operating modes switch.

MO

Multistate Output

This object type represents a physical multistate output information, e.g. an operating modes switch controlled by the PLC.

MV

Multistate Value

This object type represents a (virtual) multistate value information, e.g. a program parameter.

NC

Notification Class

This object type represents an alarm class to notify recipients.

PC

Pulse Converter

This object type represents converted pulse information, e.g. energy consumption in kWh.

Prog

Program

This object type represents the PLC program.

SchedA

Schedule Analog

This object type represents a schedule with analog values.

SchedB

Schedule Binary

This object type represents a list of binary values.

SchedM

Schedule Multistate

This object type represents a schedule with multistate values.

TLM

Trendlog Multiple

This object type represents a trendlog object that supports multiple channels.

Tlog

Trendlog

This object type represents a trendlog object that supports a single channel.

View

Structured View

This object type represents a user-oriented object hierarchy.