Technical Data
Plastic bodied limit switch
Series I88
Description
I88-U15Z VKW LI
Article number
Operating symbol
Fixed positioning for
safety applications
Mounting screw
according to DIN 912 M5
Operating diagram
On Off
Tolerance:
Operating point ± 3,5°;
Operating torque ± 10%
Electrical data
Rated insulation voltage Ui 250V AC
Conv. thermal current I
5A
the
Rated operational voltage Ue 240V
Utilization category AC-15, Ue /Ie 240V/1,5A
Direct opening action acc. to IEC/EN 60947-5-1, Annex K
Short-circuit protective device Fuse 6A gL/gG
Protection class
II, totally insulated
6086100098
This document will not become the contractual basis; the details included herein do not constitute any descriptions of expected conditions, so that warranties/claims
for defects on account of possible variations of the actual qualities from the qualities described herein are explicitly excluded. All rights reserved. Specifications
subject to change without notice!
Document : 6086100098_en / Last update : 1 / 2853-05
Date of issue: 05.10.2005 / Page 1 of 2
Bernstein AG, Tieloser W eg 6, D-32457 Porta Westfalica / www.bernstein-ag.de
Vorlage : 0850174281 Orig. 1
Technical Data
Plastic bodied limit switch
Mechanical data
Enclosure Thermoplastic, glass fibre reinforced (UL 94-V0)
Cover Thermoplastic, glass fibre reinforced (UL 94-V0)
Actuator Lever (metal)
Ambient air temperature -30°C … +80°C
Contact type 2 NC, 1 NO (Zb)
Mechanical life 1 x 106 switching cycles
Switching frequency ≤ 50/min
Assembly 2 x M4
Connection 4 screw connections (M3,5)
Conductor cross-sections Solid: 0,5 ... 1,5mm²
Litz wire with ferrules: 0,5 ... 1,5mm²
Cable entrance 1 x M20x1,5
Weight ≈ 0,09kg
Installation position Operator definable
Protection type IP65 acc. to EN 60529; DIN VDE 0470 T1
Standards VDE 0660 T100, DIN EN 60947-1, IEC 60947-1
VDE 0660 T200, DIN EN 60947-5-1, IEC 60947-5-1
EU Conformity
Approvals CCSAUS B300 (same polarity)
Notes
The degree of protection (IP code) specified applies solely to a property closed cover and the use of an
equivalent cable gland with adequate cable.
This document will not become the contractual basis; the details included herein do not constitute any descriptions of expected conditions, so that warranties/claims
for defects on account of possible variations of the actual qualities from the qualities described herein are explicitly excluded. All rights reserved. Specifications
subject to change without notice!
Document : 6086100098_en / Last update : 1 / 2853-05
Date of issue: 05.10.2005 / Page 2 of 2
Bernstein AG, Tieloser W eg 6, D-32457 Porta Westfalica / www.bernstein-ag.de
Vorlage : 0850174281 Orig. 1