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X2 series
Multi-function safety relay 2 safety functions

Monitoring of up to two different safety functions:

Potential-free signals
OSSD signals
Two-hand function

Function:

2 x Manual or automatic reset
2 x EDM (External Device Monitoring)

Safety contacts safety function 1:

2 x No contact DC13, 4A

Signal contacts safety function 1:

1 x Opener 24 VDC/1 A

Safety contacts safety function 2:

2 x Semiconductor output DC-13: 24 V / 2A

Signal contacts safety function 2:

1 x Semiconductor output 24 VDC / 100mA

General data

Type designation

Series X2

Interference immunity

to EMC Directive

Item number

SP-K-70-001-03

Mounting

standard DIN rail to EN 60715

Terminal designations

EN 60947-1

PFHD semi-conductor output

≤ 2.66 x 10⁻⁹ / h

PFDavg semi-conductor output

≤ 2.42 x 10⁻⁵

PFHD relay output

≤ 1.25 x 10⁻⁸ / h

PFDavg relay output

≤ 5.3 x 10⁻⁵

high

Service life TM (EN ISO 13849-1)

20 Years

Safety data

Category (EN ISO 13849-1:2015)

Cat. 4

SIL (acc. IEC 62061)

suitable for applications in SIL 3

Approvals

IEC/EN 60204-1, EN 60947-5-1; EN ISO 13849-1, IEC/EN 62061, IEC 61508

CCF (ISO 13849-1)

> 65 points

Environmental conditions

Ambient temperature

–25 °C … +60 °C (non condensing) °C

Max. storage temperature

–40 °C … +85 °C (non condensing) °C

Resistance to shock

30 g/11 ms

Resistance to vibrations to EN 60068-2-6

10 ... 55 Hz, Amplitude 0.35 mm

Altitude

max. 2,000 m

Contamination level

Electrical data

Rated operating voltage Ue

24 VDC / 24 VAC –20%/+20% V

Frequency range

50 Hz/60 Hz

Power Supply

SELV-Netzteil network as per DIN EN 60950; safety transformer as per DIN EN 61558-2-6 (AC); mains power supply must harmonise with device safety (characteristic/melting property) so that triggering is assured.

Power consuption

3.6 W (+ load of the safety outputs)

Protection of the operating voltage

we recommend a circuit breaker type Z (max. 16 A) or a fine fuse (max. 15 A. delayed action)

UL Rating of external fuse:

max. 16 A, only use fuses in accordance with UL 248 series

Isolation parameters acc. to IEC 60664-1

Rated insulation voltage Ui

- safety contacts

250 V

Safety outputs

50 V

Rated impulse withstand voltage Uimp

- safety contacts 13-14, 23-24

6 kV

-Safety outputs

0.8 kV

Overvoltage category

III

Pick-up delay

< 150 ms

Dropout delay emergency-stop

< 10 ms

Dropout delay power failure

< 10 ms

Bridging voltage drop

typ. 5 ms

Standby after power switched on [s]

< 1,5 s

Terminal blocks

Single-wire (rigid) or fine-wire (flexible)

0.2 … 2.5 mm²

Fine-wired with wire sleeve

0.25 … 2.5 mm²

0.5 Nm

Control current circuits/inputs

Inputs S12, S22

24 VDC/8 mA

Inputs X2, X3, X7

24 VDC/8 mA

Clock outputs S11, S21

> 20 VDC, 10 mA per output

Cable length

1500 m with 1.5 mm²; 2500 m with 2.5 mm²

Conduction resistance

max. 40 Ω

Relay outputs

Switching capacity of the safety contacts

contacts 13-14, 23-24, 33-34: max. 250 V, 6 A ohms. min. 10 VDC / 10 mA (Derating see 2.5)

Fuse rating of the safety contacts

external (Ik = 1000 A) acc. to EN 60947-5-1 Safety fuse 10 A quick blow. 6 A slow blow

Utilisation category to EN 60947-5-1

AC-15: 230 V / 4 A DC-13: 24 V / 4 A

Fuse rating for the auxiliary contact

41-42: 24 VDC / 1 A

Safety contact values

safety fuse 2.5 A quick blow, 2 A slow blow

Electrical service life (nominal load)

see 2.5 (operating manual) Years

mechanical lifespan

10 million switching cycles

Max. switching cycles / minute

Inductive consumers

provision is to be made for suitable protective wiring for suppression

Semi-conductor outputs

Switching capacity of the safety outputs Q

Qt1, Qt2: max. 2 A

Voltage drop

< 0.5 V

residual current

< 1 mA

Max. fuse rating of the safety outputs

refer to „Operating voltage“

Test impulse to Q1, Q2

< 1 ms (negativ), < 100 μs (positive)

Switching capacity of signaling outputs

semiconductor outputs Y1: 24 VDC/100 mA

Fuse rating of the signalling outputs

internal electronic trip, tripping current > 100 mA

Utilisation category accroding to IEC 60947-5-1

DC-13: 24 V / 2A

Mechanical data

Housing material

glass-fibre reinforced thermoplastic. ventilated

Dimensions

Height

98 mm

Width

22,5 mm

Length

115 mm

LED diagnostics

Diagnose function

Electrical drawings

Connection example 1

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