AS-Interface LED displays, 133 | Siemens EN 50295 specs

		AS-Interface Slaves
		SIGNUM pushbuttons and indicator lights
		AS-Interface LED displays

■Technical specifications

	AS-Interface LED displays

	Type of display	LED 7-segment
	Color of light	Red or green
	Operating voltage in V	DC 24 (for AS-Interface via AS-i bus)
	Power consumption for digit height
	• 13 mm
	• 13 mm	0.15 W per digit
	• 30 mm
	• 30 mm	0.3 W per digit
	• Display with AS-i bus
	• Display with AS-i bus	0 to 9 and A, b, -, uninsulated
	Addresses	1 address per display.
		With AS-Interface: After the 15th addressing, the display keeps the last
		address.
	Housing	Bay housing to DIN, metal
	Mounting	Screw bracket to DIN
	Degree of protection	IP54 to the front; with AS-Interface IP65
	Ambient temperature
	• During operation in °C
	• During operation in °C	0 to +50
	• During storage in °C
	• During storage in °C	-25 to +70
	EMC	Acc. to the specifications of the 89/336/EWG (or EMVG) guideline
	Emitted interference	Basic technical standard EN 50 081-2, July 1993 Edition
		Product standard EN 55 011, Group 1/2, Class A, March 1991 Edition
		Limit value curve identical to EN 55 022
	Noise immunity	Basic technical standard EN 50 082-2, March 1995 Edition	6
	Additional information is available in the Internet under:		6

http://www.siemens.de/bediensysteme

Function block program examples and GSD files can be downloaded from the Internet.

■Selection and Ordering data

	Design		Order No.

	Numerical LED displays
	for installation
	with AS-Interface 1)
	with additional, electrically isolated, digital inputs
	Number of places: 4
3SF4 102-2D	Character height, positions	Color
3SF4 102-2D

	13 mm, 4 places	Red
	13 mm, 4 places	Red	3SF4 102-1B
		Green
		Green	3SF4 102-2B
	30 mm, 4 places	Red
	30 mm, 4 places	Red	3SF4 102-1D
		Green
		Green	3SF4 102-2D

1)Function block-example programs, which are included with every delivery, are available for connecting to the PLC (S5, S7-300, S7-400).

Siemens IK PI · 2004

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EN 50295 specifications

Siemens EN 50295 is emerging as a pivotal standard in the domain of electrical safety and design, particularly relevant for the electrical industry and equipment manufacturing sectors. Primarily, this European Norm is geared towards ensuring the safety of electrical systems used in dry environments, which is essential for various industrial applications.

One of the main features of the EN 50295 standard is its comprehensive safety requirements which are aimed at mitigating the risks associated with electrical systems. This includes aspects like insulation resistance, protective earthing, and the management of electrical faults. By setting a benchmark for safety, Siemens EN 50295 assists manufacturers in maintaining compliance with national and international regulations, thus protecting both users and equipment.

The standard emphasizes the importance of safety measures in the design process. It outlines criteria for components, assembly methods, and system installation, ensuring that electrical equipment operates stably and gets rid of risks related to electrical failures. This involves rigorous testing of materials and components, which enhances their reliability and longevity while providing efficient overall operation.

Siemens EN 50295 also incorporates advancements in technology, acknowledging the significance of intellectual innovation in the industry. It encourages the integration of smart technologies and automation features into electrical systems, paving the way for enhanced operational efficiencies. Such technologies not only improve the performance of electric systems but also contribute to energy conservation, reducing the overall environmental footprint.

Another characteristic of the EN 50295 standard is its adaptability. The framework it provides can be customized depending on specific industry needs, making it versatile across various sectors such as manufacturing, construction, and transportation. This adaptability ensures that businesses can maintain high safety standards while still allowing room for innovation and modern practices.

In summary, Siemens EN 50295 presents a well-rounded approach to enhancing safety, reliability, and sustainability in electrical systems. Its features and characteristics are set to guide industries in making informed decisions regarding electrical configuration, ultimately fostering a safer and more efficient working environment. The incorporation of emerging technologies ensures that the standard remains relevant in a fast-evolving technological landscape, proving to be an invaluable asset for manufacturers and service providers alike.

Siemens EN 50295 manual AS-Interface LED displays, 133

Models: EN 50295

AS-Interface Slaves

SIGNUM pushbuttons and indicator lights