Technical Data

Indicators/operating means

Diagnostics indicator

7-segment display

Function indicator

LED red: OSSD OFF

LED green: OSSD ON

Yellow LED: start readiness channel 1 - 4

LED yellow: switching state (receiver)

Stability alarm indicator

LED yellow flashing: Indicator lamp channel 1 ... 4

Electrical specifications

Operating voltage

UB

24 V DC, ± 20 %

No-load supply current

I0

max. 500 mA

Protection class

no identification ; see instruction manuals

Power dissipation

If additional modules are used, max. 50 W

Input

Activation current

approx. 7 mA

Activation time

0.4 ... 1.2 s

Test input

Reset-input for system test

Output

Safety output

2 relay outputs, force-guided NO-contact

Signal output

Output for displaying the switching state of the OSSDs

Switching voltage

10 V ... 250 V AC/DC

Switching current

min. 10 mA , max. 6 A AC/DC

Switching power

DC: max. 24 VA

AC: max. 230 VA

Response time

30 ms

Conformity

Functional safety

ISO 13849-1 ; EN 61508 part1-4

Product standard

EN 61496-1

Approvals and certificates

CE conformity

CE

UKCA conformity

UKCA

UL approval

cULus

TÜV approval

TÜV

Ambient conditions

Ambient temperature

0 ... 50 °C (32 ... 122 °F)

Storage temperature

-20 ... 70 °C (-4 ... 158 °F)

Relative humidity

max. 95 %, not condensing

Shock resistance

see instruction manuals

Vibration resistance

see instruction manuals

Mechanical specifications

Degree of protection

IP20

Connection

screw terminals , lead cross section 0.2 ... 2 mm2

Material

Housing

Polyamide (PA)

Mass

358 g

Safety control unit

SB4-OR-4XP-B

2

Germany: +49 621 776 1111

Pepperl+Fuchs Group

Refer to "General Notes Relating to Pepperl+Fuchs Product Information".

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www.pepperl-fuchs.com

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