Commercial or technical designation of a manufacturer's product family sharing a common design and compatible characteristics.

Range of tasks and systems for which the manufacturer recommends the component.

Primary function of the device and its intended use as defined by its design and the manufacturer's documentation.

Permissible installation location of the product: indoors, outdoors, in a technical area, or as part of equipment.

Environmental conditions under which installation and operation of the product are permitted.

Permissible spatial orientation of the component during installation and operation.

External horizontal dimension of the product between its outermost lateral points.

External vertical dimension of the product from its lowest to its highest point.

External distance between the foremost and rearmost surfaces of the product.

Maximum number of event records that can be stored in the product's internal log.

Number of available digital inputs of the product.

Number of available digital outputs of the product.

Maximum number of lighting units of the declared reference type and unit power that may be switched by the contactor.

Number of independently controlled switching channels provided by the time switch.

Number of switching events, switching times or program entries that can be stored by the time switch.

Number of complete independent switching schedules or program sets that can be stored or selected.

Number of dedicated external control inputs available to the time-switch function.

Maximum number of reusable or independently configurable weekday groups supported by the product.

Number of special, exception or date-dependent program sets available in addition to the normal daily or weekly schedule.

Maximum number of independently stored calendar date ranges or date-dependent schedule periods.

Maximum number of independently stored vacation or holiday periods.

Maximum number of public-holiday sets that can be stored or selected.

Primary visually perceived colour of the product's external surface.

Designation of the product's primary surface colour according to the RAL colour system.

Type of final surface finish of the product determining its appearance and service properties.

Primary material from which the product is manufactured.

Grade, alloy, class, or technical designation of the product's primary material.

Profile type of the DIN rail installed in the product or specified for compatible mounting.

Installation arrangement permitted by the product design, such as wall-mounted, flush-mounted, floor-mounted, or another specified mounting type.

Method used to mechanically secure the product to a support, surface, or load-bearing structure.

Indicates whether the design provides for mounting equipment on a DIN rail.

Indicates whether equipment may be mounted directly to the mounting surface without an intermediate DIN rail.

Type of electrical current for which the product's main supply circuit is intended.

AC frequency assigned to the product for normal operating conditions.

Rated external auxiliary supply voltage required for the product's active functions.

Type of current and source used for the product's auxiliary supply.

Conductor connection methods supported by the specified terminals or connection elements.

Tightening torque specified by the manufacturer for a screw or bolted terminal connection.

Voltage with reference to which the product's insulation clearances and dielectric properties are specified.

Peak value of an impulse voltage of specified waveform that the product insulation must withstand without breakdown.

Test voltage applied to verify the dielectric strength of the product insulation.

Minimum permissible insulation resistance between the specified electrically separated parts.

Category characterizing the expected level of impulse overvoltages at the product's point of use.

Degree of pollution of the surrounding microenvironment considered when selecting insulation distances and product characteristics.

Type of electrical insulation used, considered in terms of its protective function and construction.

Class of protection against electric shock determined by the product design and protective connection method.

Manufacturer-declared utilization category defining the load characteristics and switching conditions according to the applicable standard.

Declared number of mechanical operating cycles that the product can perform without electrical switching load.

Declared number of electrical load-switching cycles under the conditions specified by the manufacturer.

Number of independent relay outputs or sets of switching contacts provided by the product.

Contact configurations provided for the product relay outputs.

Functions permanently assigned or assignable to the product relay outputs.

Maximum manufacturer-declared voltage that may be switched by the relay-output contacts.

Maximum manufacturer-declared current that may be switched by the relay-output contacts.

Maximum manufacturer-declared active power that may be switched by the relay-output contacts.

Minimum conductor cross-section permitted by the connection system within its general conductor-size range.

Maximum conductor cross-section permitted by the connection system within its general conductor-size range.

Minimum conductor stripping length specified by the manufacturer.

Maximum conductor stripping length specified by the manufacturer.

Lighting technologies or lamp-load types for which the switching rating is declared.

Manufacturer-declared total lighting-load power at the associated load type and reference voltage.

Operational voltage associated with the stored lighting-load rating.

Manufacturer-declared continuous switching current for the specified lighting load.

Maximum permissible inrush current of the connected lighting equipment, including electronic drivers or ballasts.

Maximum permissible lighting inrush current expressed as a multiple of the relevant steady-state current.

Power of one lamp, driver or lighting unit associated with a manufacturer-declared maximum quantity rating.

Number of normally open switching contact sets provided by the relay.

Number of normally closed switching contact sets provided by the relay.

Number of changeover contact sets provided by the relay.

Mechanical structure of an individual switching contact system, for example single, double or bifurcated contact.

Electrical contact material or contact-material system used by the relay switching contacts.

Minimum manufacturer-declared switching voltage for reliable operation of the relay contact.

Minimum manufacturer-declared switching current for reliable relay-contact operation.

Maximum continuous current permitted through a closed relay contact under the manufacturer-declared conditions.

Maximum short-duration inrush current permitted through the relay switching contact.

Maximum AC switching voltage of the relay output contact.

Maximum DC switching voltage of the relay output contact.

Maximum manufacturer-declared AC switching capacity of the relay contacts expressed as apparent power.

Manufacturer-declared electrical resistance of a closed relay switching contact under the specified measurement condition.

Manufacturer-declared duration for which the real-time clock continues to retain valid time information without normal supply voltage.

Minimum configurable ON duration of an asymmetrical or independently adjustable cyclic timing function.

Maximum configurable ON duration of an asymmetrical or independently adjustable cyclic timing function.

Minimum configurable OFF duration of an asymmetrical or independently adjustable cyclic timing function.

Maximum configurable OFF duration of an asymmetrical or independently adjustable cyclic timing function.

Indicates that load switching is synchronized with the AC voltage zero crossing to reduce contact stress and switching inrush effects.

Manufacturer-declared electrical power consumption while the product is energized but not actively switching the controlled load.

Shortest manufacturer-supported programmed ON or OFF interval. Stored in seconds; UI may display minutes or hours.

Smallest time increment with which a programmed switching event can be positioned.

Physical or electronic timekeeping principle used by a device for clock, timer or cumulative elapsed-time functions.

Maximum or manufacturer-declared deviation of the internal timekeeping function per day under stated reference conditions.

Minimum configurable time-zone offset relative to UTC, expressed in minutes.

Maximum configurable time-zone offset relative to UTC, expressed in minutes.

Technology used by the product as an internal backup energy-storage source for clock, control, buffer, UPS or other stored-energy operation.

Manufacturer-declared supply time required to reach the specified full backup reserve after a discharged rechargeable storage element.

Minimum programmable output pulse duration provided by the time-switch pulse program.

Maximum programmable output pulse duration provided by the time-switch pulse program.

Minimum configurable or manufacturer-defined random deviation applied to scheduled switching events.

Maximum configurable or manufacturer-defined random deviation applied to scheduled switching events.

Manufacturer-declared delay between deactivation of one interlocked switching channel and permission to activate the other channel.

Indicates whether the product material is classified as halogen-free according to the characteristics declared by the manufacturer.

Degree of enclosure protection against access to hazardous parts and ingress of solid objects and water, designated by the IP code.

Class of enclosure resistance to external mechanical impacts designated by the IK code.

Method or level of protection of the user against direct contact with hazardous live parts.

Indicates whether the design prevents finger access to hazardous live parts in the intended condition.

Indicates whether the design provides protection against accidental contact with hazardous live parts.

Classification of a material according to its ability to ignite, sustain combustion, and cease burning under a specified test.

Temperature of the heated wire used when testing the material or product against an ignition source.

Indicates that galvanic isolation is provided between the relevant electrical input and output circuits of the product.

Indicates that selected switching channels can be mutually interlocked to prevent simultaneous activation.

Minimum ambient temperature at which normal operation of the product is permitted.

Maximum ambient temperature at which normal operation of the product is permitted.

Maximum permissible average ambient temperature over a consecutive 24-hour period.

Minimum ambient temperature permitted during storage of the product while not in operation.

Maximum ambient temperature permitted during storage of the product while not in operation.

Minimum ambient temperature permitted during transportation of the product.

Maximum ambient temperature permitted during transportation of the product.

Indicates whether permissible electrical or thermal loading must be reduced as temperature changes.

Temperature above which the permissible product load must be reduced.

Indicates whether the manufacturer has published the relationship between permissible product load and temperature.

Minimum relative air humidity permitted for the declared operating or test condition.

Maximum relative air humidity permitted for the declared operating or test condition.

Indicates whether the permissible humidity value applies only to non-condensing conditions.

Maximum altitude above sea level at which the product may be installed without exceeding the declared conditions.

Indicates whether the permissible product load must be reduced as installation altitude increases.

Altitude above sea level above which the permissible product load must be reduced.

Indicates whether the product's resistance to vibration has been verified under the declared conditions.

Indicates whether the product's resistance to short-duration mechanical shocks has been verified.

Indicates whether documentation is included in the product's standard supply.

Indicates whether an installation manual is included with the product.

Indicates whether a terminal diagram is included with the product.

Indicates whether a local human-machine interface (HMI) is provided for monitoring, configuration, or control.

Indicates whether the product has an integrated local display.

Technology or construction type of the product's integrated display.

Indicates whether the integrated display has a backlight.

Number of integrated LEDs used to indicate product status or operating modes.

Indicates whether an integrated real-time clock is provided for timekeeping, event time-stamping, or time-based functions.

Indicates whether the product has a local visual or mechanical indicator of operating, fault, or end-of-life status.

Types of local visual or mechanical status indication provided by the product design.

Number of integrated user keys or buttons available for local navigation, programming or control.

Indicates that the time switch provides one or more dedicated external control inputs in addition to its clock program.

Indicates that the backup battery or equivalent energy-storage component is designed to be replaced.

Indicates that backup battery or energy-storage condition, level or replacement requirement can be indicated locally or diagnostically.

Indicates that an external radio or satellite time-reference antenna can be connected to the product.

Indicates that the local display provides text-based menu guidance for programming, configuration or operation.

Indicates that used or remaining switching-program memory capacity can be displayed or queried.

Indicates whether local manual override is provided with intended priority over automatic, programmed, or electrically commanded operation.

Indicates whether the product can store an internal event log.

Indicates whether user-configurable functions can be assigned to one or more digital inputs.

Indicates whether user-configurable functions can be assigned to one or more digital outputs.

Indicates whether the product supports digital data exchange with external devices or systems.

List of supported digital data communication protocols.

List of supported physical or logical digital communication interfaces.

Indicates whether an integrated web server or web interface is provided for access to product functions.

Indicates whether specified product settings can be read or changed remotely through a supported communication interface.

Indicates whether integrated counting of the total number of switching or operating actions is provided.

Indicates whether accumulated product operating time or loaded operating time is counted according to the manufacturer's definition.

Indicates whether product settings can be protected against unauthorized modification by means of a specified mechanical, software, or password-based locking mechanism.

Positions or modes available on the local manual override mechanism.

Methods by which a user application, switching schedule or other programmable product configuration can be created, transferred or modified.

Manufacturer product name or family of the programming software used with the device.

Indicates that a user application, switching schedule or programmable configuration can be created or edited directly from the local device interface.

Indicates that the product can be programmed or its switching schedule configured using manufacturer-supported PC software.

Indicates that a user program, switching schedule or programmable configuration can be transferred or modified through a remote communication connection.

Indicates that a stored user program, control program or switching schedule is retained without continuous supply voltage.

Indicates that access to a stored user program, switching schedule or programmable configuration can be restricted by a password, PIN or equivalent authentication mechanism.

Indicates that device firmware can be updated by a manufacturer-supported procedure.

Indicates that removable memory media can be used by the device for program transfer, storage, logging or firmware functions.

Types of removable memory card or manufacturer-specific memory media supported by the product.

Indicates that a user program or switching schedule can be loaded, copied, stored or transferred using removable memory media.

Indicates that calendar, daily, weekly or similar real-time-clock-based switching functions can be implemented.

Indicates that monitoring, warning or fault functions can be assigned by configuration to individual relay outputs.

Indicates that digital input functions such as reset, inhibit, parameter-set selection or other control commands can be configured.

Indicates that device parameters and configuration data can be backed up to an external system or supported storage medium.

Indicates that previously stored device parameters or configuration data can be restored to the product.

Indicates that device settings can be configured directly on the product using integrated controls or a local HMI.

Indicates that stored events, warnings or faults can include a date and/or time stamp.

Real-time-clock or clockwork switching program types supported by the product, such as daily, weekly, calendar or astronomical programs.

Switching and scheduling functions supported within the time-switch program.

Indicates that each switching channel can use its own independently configured schedule.

Indicates that date and/or time are preset before commissioning.

Indicates that the time switch can be viewed or programmed while normal mains or auxiliary supply voltage is absent.

Indicates support for temporary manual switching that remains effective until the next programmed switching event.

Indicates automatic daylight-saving-time and standard-time changeover.

Types of daylight-saving-time changeover rules that can be selected or configured.

Indicates that the local time-zone offset relative to UTC can be configured.

Indicates that stored switching schedules, days or program sets can be copied within the device or supported programming system.

Functions that may be initiated through dedicated external time-switch inputs.

Indicates that a maintenance or service interval can be monitored based on calendar time, accumulated operating time or manufacturer-defined service criteria.

Indicates that the internal clock can be synchronized from an external radio, satellite, network or other reference time source.

External reference systems supported for automatic clock synchronization.

Number of digits or characters used by the local program-access PIN or code when such protection is supported.

Methods supported for assigning switching events to individual weekdays or groups of weekdays.

Indicates that arbitrary groups of weekdays can be created and used when assigning switching schedules.

Indicates that overlapping special or exception programs are resolved according to an explicit priority hierarchy.

Rule used to determine which special or exception program has priority when multiple date-dependent programs overlap.

Calendar rules supported for creating date-dependent switching schedules and exception periods.

Indicates that calendar date ranges may include explicit start and end times in addition to the start and end dates.

Actions that may be assigned to an active calendar date range, such as applying a special schedule or forcing an output state.

Indicates that predefined or user-configured public-holiday sets can be used in calendar scheduling.

Indicates that the product or supported programming system contains predefined public-holiday calendars.

Minimum supported calendar-day offset relative to Easter for Easter-dependent date rules. Negative values represent days before Easter.

Maximum supported calendar-day offset relative to Easter for Easter-dependent date rules.

Minimum supported interval between repeated occurrences of a recurring calendar date series.

Maximum supported interval between repeated occurrences of a recurring calendar date series.

Indicates that the internal calendar automatically handles leap years and February 29 according to the supported calendar system.

Earliest calendar year supported by the internal date-based programming engine.

Latest calendar year supported by the internal date-based programming engine.

Program-management operations supported by the device or its manufacturer-supported programming environment.

Supported directions for transferring complete switching schedules between the device and manufacturer-supported programming tools or storage media.

Indicates that an output channel can be switched directly through a supported remote communication or programming interface independently of the stored schedule.

Indicates that two or more switching channels can be logically combined or coordinated by an integrated device function.

Indicates that the product provides a manufacturer-supported procedure for restoring factory-default configuration.

Program-retention or deletion behaviours available when performing a factory reset.

Indicates that the cumulative operating-hours counter can be reset using a manufacturer-supported procedure.

Indicates that an electronic switching or operation counter can be reset using a manufacturer-supported procedure.

Regions or markets for which the manufacturer declares regulatory or certification compliance of the product.

Certification, market-approval, or conformity marks applicable to the product.

Primary normative document or standard according to which the manufacturer classifies or assesses the product.

Additional normative documents and standards declared by the manufacturer as applicable to the product.

Indicates whether an official declaration of conformity is available for the product.

Indicates whether a certificate relating to the declared certification or conformity of the product is available.

Identification number of the certificate relating to the product or its certified version.

Name of the organization that issued the certificate or performed the relevant conformity assessment.

Indicates whether the product was tested by an organization independent of the manufacturer.

Indicates whether the CE marking is applied to the product where applicable.

Indicates whether the UKCA marking is applied to the product where applicable.

Indicates whether the EAC marking is applied to the product where applicable.

Indicates whether the product has a declared UL Listed certification or recognition status.

Indicates whether the product has a declared UL Recognized certification or recognition status.

Indicates whether the cULus mark is applied to the product where applicable.

Indicates whether the product has a declared CSA certification or recognition status.

Indicates whether the product has a declared TÜV certification or recognition status.

Indicates whether the product has a declared VDE certification or recognition status.

Indicates whether product compliance with applicable RoHS restrictions on hazardous substances has been declared.

Indicates whether the manufacturer declares compliance of the product with applicable REACH Regulation requirements.

Indicates whether the product falls within the scope of WEEE requirements for waste electrical and electronic equipment.

Compliance with applicable IEC 60730-1 general requirements for automatic electrical controls.

Compliance with applicable IEC 60730-2-7 particular requirements for timers and time switches.

Mass of the product itself, excluding transport packaging, additional accessories, and external equipment.

Mass of the product together with its individual packaging and the accessories included in it.

External horizontal dimension of the product's individual package.

External vertical dimension of the product's individual package.

External depth dimension of the product's individual package.

Design type of the product's individual or transport packaging.

Number of individual products contained in one packaging unit at the specified level.

Country of origin of the goods declared for customs or commercial purposes.

Commodity code under the international Harmonized Commodity Description and Coding System.

Commodity code under the Combined Nomenclature of the European Union.