Bernstein 608.5121.103 Technical Data

Technical Data

Plastic bodied limit switch

Series BI2

Description BI2-U1Z HW 90GR RO11 Article number 6085121103

Operating symbol

Operating diagram

Tolerance:
Operating Point ± 0,25 mm;

On Off

Operating force ± 10 %

Electrical Data

Rated insulation voltage U
Conv. thermal current I
Rated operational voltage U
Utilization category AC15 U
Direct opening action

400 V AC

i

10 A

the

240 V AC

e

p

acc. to IEC/EN 60947-5-1, annex K

/ I

240 V / 3 A

e

e

Short-circuit protective device Fuse 10 A gG
Protection class II (totally insulated)

Fixed positioning for

safety applications

Mounting screw M5

according to DIN 912 or

DIN EN ISO 4762

BERNSTEIN AG . Hans-Bernstein-Straße 1 . 32457 Porta Westfalica . www.bernstein.eu

Technical modifications and errors excepted.

The technical datasheet corresponds to the technical state as of 2017-02-01 and will not be removed in case of changes.

Page 1 of 2

6085121103 / 2080-17

Technical Data

Mechanical data

Enclosure Thermoplastic, glass fibre reinforced
Cover Thermoplastic, glass fibre reinforced
Actuator Lever with roller (thermoplastic)
Ambient air temperature -30 °C ... +80 °C
Contact type 1 NC, 1 NO (Zb)
Mechanical life 10 x 106 operating cycles
Switching frequency ≤ 100 / min.
Assembly 2 x M4 / 2 x M5 / 2 x M3 front mounting
Connection 4 screw connections (M3,5)

Conductor cross-sections

Cable entrance 2 x M16 x 1,5
Weight ≈ 0,09 kg
Installation position operator definable
Protection type IP65 acc. to IEC/EN 60529; DIN VDE 0470 T1

ID for safety engineering

B10d 20 x 106 cycles

Solid: 0,5 ... 1,5 mm²
Litz wire with ferrules: 0,5 ... 1,5 mm²

Actuation

The actuating device is preferably started from 1 side.
By loosening the 4 screws the actuation assembly can be rotated in 90 degree increments such that 4 actuation
directions are possible.
The actuation assembly is to be again fastened to the housing using the 4 screws.
Standards VDE 0660 T100, DIN EN 60947

Standards

VDE 0660 T100, DIN EN 60947-1, IEC 60947-1
VDE 0660 T200, DIN EN 60947-5-1, IEC 60947-5-1
DIN EN ISO 13849-1

EU Conformity

acc. to directive 2014/35/EU

Approvals

CSAUS A300, Q300

C

CCC

Notes

The degree of protection specified (IP code) applies only to a properly closed protective guard and the use of an equivalent
cable gland with adequate cable.

BERNSTEIN AG . Hans-Bernstein-Straße 1 . 32457 Porta Westfalica . www.bernstein.eu

Technical modifications and errors excepted.

The technical datasheet corresponds to the technical state as of 2017-02-01 and will not be removed in case of changes.

Page 2 of 2

6085121103 / 2080-17