UE48-2OS datasheet(33/92 Pages) SICK

33 / 92 page

S e n S : c o n t r o l - S a f e c o n t r o l S o l u t I o n S | S I c K

8015528/2012-12-17

Subject to change without notice

Safety relays

Evaluation units for switching contacts

3 3

ue42-2Hd

detailed technical data

General data

Safety-related parameters

Safety integrity level SIL3 (IEC 61508)

SILCL3 (EN 62061)

Category Category 4 (EN ISO 13849)

Performance level PL e (EN ISO 13849)

10d parameter

1.26 x 106 switching cycles (AC-15, 230 V, I = 1.5 A)

5.9 x 106 switching cycles (AC-15, 230 V, I = 0.75 A)

4.35 x 105 switching cycles (DC-13, 24 V, I = 2.5 A)

1 x 107 switching cycles (DC-13, 24 V, I = 0.63 A)

PFHd (mean probability of a dangerous failure

per hour)

3.0 x 10-8 (EN ISO 13849)

M (mission time)

20 years (EN ISO 13849)

Electrical data

General electrical data

Voltage supply

A1, A2

Output circuit > 25 V AC / 60 V DC PELV

Output circuit ≤ 25 V AC / 60 V DC PELV or SELV

Supply voltage

A1, A2

24 V DC (20.4 V DC ... 26.4 V DC)

Power consumption

≤ 2.4 W (DC)

residual ripple

≤ 2.4 V

In DC operation, within the limits of Vs.

Input circuits: Y11, Y12, Y14, Y21, Y22, Y23

control voltage

24 V DC

control current

40 mA

Short-circuit current

≤ 2 A, between Y14, Y22 and A2

fuse

PTC resistor

Electrical output circuits: 13/14, 23/24, 31/32

response time

≤ 50 ms

number of enable current (n/o) contacts

2, relevant for safety

number of signalling current (n/c) contacts 1, not safety-relevant

contact type

Positively driven

contact material

Silver alloy, gold flashed

Switching voltage

Enable current contact 10 V AC ... 230 V AC / 10 V DC ... 300 V DC

Signalling current contact 10 V AC ... 230 V AC / 10 V DC ... 300 V DC

Switching current

Enable current contact 10 mA ... 6 A

Signalling current contact 10 mA ... 6 A

Total current ≤ 12 A

usage category

AC-15/DC-13

Table continued g p. 34

UE48-2OS Datasheet(PDF) 33 Page - SICK AG

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