Technical Data

Number of channels

2

Sensor interface

Connection

NAMUR sensor

Connection [2]

volt-free contact

Connection

channel I: 2+, 5-; channel II: 3+, 6-

Rated values

acc. to EN 60947-5-6 (NAMUR)

Switching point/switching hysteresis

1.2 ... 2.1 mA / ± 0.2 mA

Voltage

8.2 V

Internal resistor

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

Digital output

Number of channels

1

Suitable field devices

Field device

Solenoid Valve

Field device [2]

audible alarm

Field device [3]

visual alarm

Connection

channel I: 1+, 4-

Open loop voltage

24 V

Current limit

50 mA

Internal resistor

360 Ω

Line fault detection

can be switched on/off for each channel via configuration tool , also when turned off

(every 2.5 s the valve is turned on for 2 ms)

Short-circuit

< 145 Ω

Open-circuit

> 2 kΩ

Response time

20 ms (depending on bus cycle time)

Watchdog

within 0.5 s the device goes in safe state, e.g. after loss of communication

Indicators/settings

LED indication

LED green: supply

LED red: line fault, per channel

LED yellow: signal (status), per channel

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

Ambient temperature

-20 ... 60 °C (-4 ... 140 °F)

Storage temperature

-25 ... 85 °C (-13 ... 185 °F)

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

Digital Output with Position Feedback

LB2103AR

2

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