Safety sensor

HS Si 4


  • Thermoplastic enclosure

  • Long life

  • High shock resistance

  • Hall sensor 1 NC/1 NO or 2 NC contacts

  • Galvanically separated channels

  • Switching distance up to 7 mm

  • With pre-wired cable

Notes
  • The actuator is not included in the delivery of the switches

Technical data

Applied standards

EN 60947-5-2, EN 60947-5-3, EN ISO 13849-1, EN ISO 14119, EN 62061

Enclosure

thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0

Defined object

actuator MC 4

Sensor type

type 4 interlocking device

Coding level

low coding

Degree of protection

IP67 (IEC/EN 60529)

Switching system

Hall sensor, 2 galvanically separated channels, semiconductor

Connection

cable 6 x AWG 26

Cable length

2, 5 or 10 m, max. 15 m

Rated operating voltage Ue

24 VDC

Rated operating voltage range UB

10 … 30 VDC

Rated operating current Ie

max. 40 mA per channel

Utilisation category

DC-12

No-load supply current I0

max. 6 mA per channel

Voltage drop at Ie

max. 2.5 V

Switch-on/switch-off time

< 1 ms

Attendance delay tv

< 100 ms

Short-circuit protection

< 50 mA internal reversible fuse

Switching frequency

max. 100 Hz

Safety class

II

Degree of pollution

3

Ambient temperature

–20 °C … +70 °C

Storage and shipping temperature

–40 °C … +70 °C

Rated switching distance sn

7 mm

Assured switching distance »ON« sao 

6 mm

Assured switching distance »OFF« sar 

20 mm

Repeatability

≤ 5 %

Switching elements

1 NC/1 NO contact or 2 NC contacts

EN ISO 13849-1

Performance Level PL e

Category

4

TM

max. 20 years

MTTFd

> 100 years

DC/DCavg

> 99 %

EN 62061

SIL CL 3

PFHd

≥ 2.47 x 10-8 1/h

Note

The safety-related data are only valid in combination with a safety module, e.g. SRM 21 RT2 (mat. no. 1179203).
 

Downloads

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Mounting and wiring instructions – HS Si 4

German, English, French, Italian, Portuguese, Russian

PDF 4 MB 19.09.2023
Please go to the relevant product pages for additional downloads.
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