LB1108A PF | Alldatasheet

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< 8-channel < Inputs Ex ia < Mounting in Zone 2, Class I/Div.2 or in the safe area < Dry contact or NAMUR inputs < Positive or negative logic selectable < Simulation mode for service operations (forcing) < Line fault detection (LFD) < Permanently self-monitoring < Module can be exchanged under voltage Function The device accepts digital input signals of NAMUR sensors or mechanical contacts from the hazardous area. Open or short circuit line fault alarms are detected. The inputs are galvanically isolated from the bus and the power supply (EN 60079-11). Connection Zone 2 Div. 2 Zone 0, 20 Div. 1 COM I II III IV V VI VII VIII 10 kΩ 2.2 kΩ 10- 12- 11+ 14- 13+ 16- 15+ Technical Data Slots Occupied slots 2 Supply Connection backplane bus Rated voltage Ur 12 V DC , only in connection with the power supplies LB9*** Power dissipation 0.95 W Power consumption 0.95 W Internal bus Connection backplane bus Interface manufacturer-specific bus to standard com unit Digital input Number of channels 8 Release date: 2021-12--

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Release date: 2021-12-01 Date of issue: 2021-12-01 Filename: 254631_eng.pdf Germany: +49 621 776 2222 Pepperl+Fuchs Group Refer to "General Notes Relating to Pepperl+Fuchs Product Information". USA: +1 330 486 0002 Singapore: +65 6779 9091

Connection [2] volt-free contact Connection channel I: 1+, 2-; channel II: 3+, 4-; channel III: 5+, 6-; channel IV: 7+, 8-; channel V: 9+, 10-; channel VI: 11+, 12-; channel VII: 13+, 14-; channel VIII: 15+, 16- Rated values acc. to EN 60947-5-6 (NAMUR) Voltage 8.2 V Internal resistor Ri 1 kΩ Line fault detection can be switched on/off for each channel via configuration tool Connection mechanical switch with additional resistors (see connection diagram) proximity switches without additional wiring Short-circuit < 360 Ω Open-circuit < 0.35 mA Minimum pulse duration 1 ms Indicators/settings LED indication Power LED (P) green: supply Status LED (I) red: line fault Coding optional mechanical coding via front socket Directive conformity Electromagnetic compatibility Directive 2014/30/EU EN 61326-1:2013 Conformity Electromagnetic compatibility NE 21 Degree of protection IEC 60529 Environmental test EN 60068-2-14 Shock resistance EN 60068-2-27 Vibration resistance EN 60068-2-6 Damaging gas EN 60068-2-42 Relative humidity EN 60068-2-56 Ambient conditions Relative humidity 95 % non-condensing Shock resistance shock type I, shock duration 11 ms, shock amplitude 15 g, number of shocks 18 Vibration resistance frequency range 10 ... 150 Hz; transition frequency: 57.56 Hz, amplitude/acceleration ± 0.075 mm/1 g; 10 cycles frequency range 5 ... 100 Hz; transition frequency: 13.2 Hz amplitude/acceleration ± 1 mm/0.7 g; 90 minutes at each resonance Damaging gas designed for operation in environmental conditions acc. to ISA-S71.04-1985, severity level G3 Mechanical specifications Degree of protection IP20 when mounted on backplane Connection removable front connector with screw flange (accessory) Mass approx. 130 g Dimensions 32.5 x 100 x 102 mm (1.28 x 3.9 x 4 inch) Data for application in connection with hazardous areas EU-type examination certificate PTB 03 ATEX 2042 X Marking 1 II (1)G [Ex ia Ga] IIC

1 II (1)D [Ex ia Da] IIIC

1 I (M1) [Ex ia Ma] I

Voltage Uo 14.9 V Current Io 15.7 mA Digital Input LB1108A Release date: 2021-12-01 Date of issue: 2021-12-01 Filename: 254631_eng.pdf Germany: +49 621 776 2222 Pepperl+Fuchs Group Refer to "General Notes Relating to Pepperl+Fuchs Product Information". USA: +1 330 486 0002 Singapore: +65 6779 9091

Power Po 58.2 mW (linear characteristic) Certificate PF 08 CERT 1234 X Marking 1 II 3 G Ex nA IIC T4 Gc Galvanic isolation Input/power supply, internal bus safe electrical isolation acc. to EN 60079-11, voltage peak value 375 V Directive conformity Directive 2014/34/EU EN IEC 60079-0:2018+AC:2020 EN 60079-11:2012 EN 60079-15:2010 International approvals ATEX approval PTB 03 ATEX 2042 X UL approval E106378 IECEx approval BVS 09.0037X Approved for Ex nA [ia Ga] IIC T4 Gc [Ex ia Da] IIIC [Ex ia Ma] I General information System information The module has to be mounted in appropriate backplanes (LB9***) in Zone 2 or outside hazardous areas. Here, observe the corresponding declaration of conformity. For use in hazardous areas (e. g. Zone 2, Zone 22 or Div. 2) the module must be installed in an appropriate enclosure. Supplementary information EC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com. Assembly P I Front view Status LED red Power LED green Sockets for removable plugs blue (accessory) Digital Input LB1108A Release date: 2021-12-01 Date of issue: 2021-12-01 Filename: 254631_eng.pdf Germany: +49 621 776 2222 Pepperl+Fuchs Group Refer to "General Notes Relating to Pepperl+Fuchs Product Information". USA: +1 330 486 0002 Singapore: +65 6779 9091