Pepperl+Fuchs M-LB-5142
Protection Module
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- Protection module for 2 signal lines
- Nominal voltage 24 V DC
- Protection module for non-grounded signal lines
- Max. surge current (8/20 micro-s) 20 kA
- Uninterruptable operation (auto reset)
- Mounting on base module, pluggable
- Up to SIL 3 acc. to IEC 61508
Item Number:
M-LB-5142
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- Overview
- Comments
| Total discharge current (8/20 micro/s) | 20 kA (1x) |
| Nominal voltage | 24 V DC |
| Series resistance | 0.5 andOmega; per line at 25 В°C (77 В°F) |
| Relative humidity | max. 95 % , without condensation |
| Mass | approx. 20 g |
| Voltage protection level | max. 45 V line-line for nominal discharge current In max. 1400 V line-earth for nominal discharge current In |
| Number of protected signal lines | 2 |
| Maximum continuous operating voltage | 30 V DC |
| Connection | protected area: terminals 3, 4 unprotected area: terminals 1, 2 |
| Safety Integrity Level (SIL) | SIL 3 |
| Impulse discharge current (10/350 micro/s) | 1 kA per line (2x) |
| Nominal discharge current (8/20 micro/s) | 5 kA per line (10x) |
| Insertion loss | 0.03 dB, at 0 ... 4 kHz, in 600 andOmega;-System 3 dB, at 0 ... 600 kHz, in 100 andOmega;-System |
| Certificate | BVS 17 ATEX E 070 X |
| 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 |
| Impulse rating | 1 kV/0.5 kA (category C1) 10 kV/5 kA (category C2) 1 kA (category D1) |
| Degree of protection | IP20 |
| Rated surge current (8/20 micro/s) | 10 kA per line (1x) |
| Impulse reset time | < 500 ms |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Mounting | pluggable in base module for mounting on 35 mm DIN mounting rail |
| Rated current | 500 mA , restrictions see derating characteristics |
| Storage temperature | -40 ... 85 В°C (-40 ... 185 В°F) |
| Designation | system components: - base module with screw terminals M-LB-5000 - base module with spring terminals M-LB-5000.SP - place holder module M-LB-5900 |
| Dimensions | 6.2 x 77 x 79 mm |
| Topology | non-grounded |
| Ambient temperature | -40 ... 80 В°C (-40 ... 176 В°F) Observe the temperature range limited by derating, see section derating. |
| Degree of protection | IEC 60529:2013 |
| Leakage current | < 3 andmicro;A at 24 V and 25 В°C (77 В°F) , line-line |
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