Protection Module for Surge Protection Barrier M-LB-Ex-4242.M

Protection module for 2 signal lines
Nominal voltage 24 V
Protection module for non-grounded signal lines
Max. surge current (8/20 µs) 20 kA
Uninterruptable operation (auto reset)
Status indication
Mounting on base module, pluggable
Up to SIL 3 acc. to IEC/EN 61508

Technical Data
Product Documentation
Design / Simulation
Approvals
配套产品
咨询专家

请注意：所有以Pepperl + Fuchs GmbH或Pepperl + Fuchs AG名义发行的产品相关文件，例如证书，合格声明等，同样适用于Pepperl + Fuchs SE。

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技术参数节选 M-LB-Ex-4242.M

General specifications
Number of protected signal lines		2
Topology		non-grounded
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 3
Electrical specifications
Connection		via base module
Leakage current		< 30 µA bei U_c , line-line < 10 nA bei U_c , line-earth
Nominal voltage		24 V
Maximum continuous operating voltage		25.4 V AC and 36 V DC
Nominal load current		0.5 A at 80 °C (176 °F)
Series resistance		1 Ω per line
Impulse discharge current (10/350 µs)		1.5 kA per line
Nominal discharge current (8/20 µs)		5 kA per line
Max. surge current (8/20 µs)		20 kA
Total discharge current (8/20 µs)		10 kA
Voltage protection level		max. 65 V line-line for nominal discharge current I_n max. 1100 V line-earth for nominal discharge current I_n
Impulse reset time		< 30 ms
Cut-off frequency		3.5 MHz , line-line
Indicators/settings
Display elements		status display operating state (green) fault indication (red)
Conformity
Degree of protection		IEC 60529:2013
Functional safety		IEC/EN 61508:2010
Surge protective devices for low voltage		EN 61643-21:2001+A1:2009+A2:2013 IEC 61643-21:2001+A1:2008+A2:2012
Ambient conditions
Ambient temperature		-40 ... 80 °C (-40 ... 176 °F) For usage in hazardous area observe the EU-type examination certificate.
Storage temperature		-40 ... 80 °C (-40 ... 176 °F)
Relative humidity		max. 95 % , without condensation
Corrosion resistance		acc. to ISA-S71.04, severity level G3
Mechanical specifications
Degree of protection		IP20
Connection		via base module
Material
	Housing	Polyamide PA 6.6
Mass		approx. 14 g
Dimensions		6 x 45 x 54 mm (0.24 x 1.77 x 2.15 inch) (W x H x D)
	Height	45 mm
	Width	6 mm
	Depth	54 mm
Mounting		pluggable in base module for mounting on 35 mm DIN mounting rail
Data for application in connection with hazardous areas
EU-type examination certificate		TÜV 22 ATEX 8880 X
	Marking	II (1)2G Ex ia [ia Ga] IIC T6...T4 Gb II 2G Ex ib IIC T6...T4 Gb II (1)D [Ex ia Da] IIIC
	Temperature class	T6 for ambient temperature ≤ 50 °C T5 for ambient temperature ≤ 70 °C T4 for ambient temperature ≤ 80 °C
	Voltage	30 V
	Current	500 mA , restrictions see certificate
	Power	5.32 W
	Internal capacitance	negligible
	Internal inductance	negligible
Directive conformity
	Directive 2014/34/EU	EN 60079-0:2018 , EN IEC 60079-7:2015+A1:2018 , EN 60079-11:2012
International approvals
IECEx approval
	IECEx certificate	IECEx TUR 22.0050X
	IECEx marking	Ex ia [ia Ga] IIC T6...T4 Gb Ex ib IIC T6...T4 Gb [Ex ia Da] IIIC
General information
Supplementary information		Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Classifications

System	Classcode
ECLASS 13.0	27171202
ECLASS 12.0	27171202
ECLASS 11.0	27130805
ECLASS 10.0.1	27130805
ECLASS 9.0	27130805
ECLASS 8.0	27130805
ECLASS 5.1	27130801
ETIM 9.0	EC000941
ETIM 8.0	EC000941
ETIM 7.0	EC000941
ETIM 6.0	EC000941
ETIM 5.0	EC000941
UNSPSC 12.1	39121610
Product category / 产品类的

Details: M-LB-Ex-4242.M

Product Documentation: M-LB-Ex-4242.M

Brief Instructions	语言	文件类型	文件大小
Instruction leaflet / Beipackzettel	ALL	PDF	5366 KB
Safety and Security Documentation
Functional Safety Manual	ENG	PDF	1990 KB

Design / Simulation: M-LB-Ex-4242.M

CAD	语言	文件类型	文件大小
CAD 3-D / CAD 3-D	ALL	STP	1283 KB
CAE
CAE EPLAN macro EDZ / CAE EPLAN Makro EDZ	ALL	EDZ	700 KB

Approvals: M-LB-Ex-4242.M

Certificates	证书号码	语言	文件类型	文件大小
China CNEX CCC Ex Certificate	2023312304001608 (DEHN SE)	ALL	PDF	589 KB
EU ATEX Category 2 G EU-Type Exam. Certificate ATEX Category (1) D ATEX Category 2 (1)	ATEX TÜV 22 ATEX 8880 X	ALL	PDF	196 KB
TUV Rheinland IECEx Certificate of Conformity	IECEx TUR 22.0050X	ALL	LINK	---
Declaration of Conformity
EU Declaration of Conformity (P+F)	TDOC-7115_ENG	ENG	PDF	186 KB

配套产品: M-LB-Ex-4242.M

Accessory of

	M-LB-Ex-4242 Surge Protection Barrier
	Surge protection for 2 signal lines, Nominal voltage 24 V, Surge protection barrier for non-grounded signal lines, Max. surge current (8/20 µs) 20 kA, Uninterruptable operation (auto reset), Status indication, Modular design, pluggable, Up to SIL 3 acc. to IEC/EN 61508, Modularity: two-piece, Number of protected signal lines: 2, Topology: non-grounded, Safety Integrity Level (SIL): SIL 3, Nominal discharge current (8/20 µs): 5 kA per linepa

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phone +86 21 6630 3939

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