I88-U1Z HW BERNSTEIN WERKZEUGFABRIK, I88-U1Z HW Datasheet - Page 6

• Manufacturer Part Number: I88-U1Z HW
• Description: LIMIT SWITCH, LEVER
• Manufacturer: BERNSTEIN WERKZEUGFABRIK

Specifications of I88-U1Z HW

• Actuator Style: Roller Plunger
• Switch Operation: Slow Action
• Contact Voltage Ac Max: 240V
• Contact Current Ac Max: 3A
• Switch Terminals: Screw Clamp
• Actuator Type: HW RO11
• Approval Bodies: CSA, CCC
• Rohs Compliant: Yes

32
Insulation-Enclosed Limit Switches
I88
Recommended use
Thanks to its standard dimensions as well as its wide range of contacts and actuators, this switch
can be used on safety facilities and for position monitoring in virtually any industrial application.
Product advantages
l Standard switch conforming to DIN EN 50047
l Standard actuator conforming to DIN EN 50047, Type A, B, C, E
l Protection class IP65 to VDE 0470 T1
l Enclosure and cover PA 6, self-extinguishing (UL-94-V0)
l Actuator can be repositioned by 4 x 90°
l Cable entry M20 x 1.5
l Connection designation conforming to DIN EN 50013
Options
l Available with M12 connector
l AS interface variants available
l Cable entry M16 x 1.5
Design layout
l Slow-action and snap-action contacts
l Versions: 1 NC/1NO, 2 NC, 2 NO, overlapping contacts
l All NC contacts with p in the circuit diagram are positively
l Type: Zb (galvanically isolated changeover contact)
l Latching function on request
Mounting
l Two M4 screws (distance between centres 22 mm),
l Two M5 screws for safety applications without
l Additionally secured by guide plate for lateral
l Front mounting (depending on type, Fig. 3)
opening contacts
adjustment with slots
additional fixing element (Fig. 1)
approach forces (Fig. 2)
Installation advantages
l Snap-on cover can be released with screwdriver
l Cover opening range 135° (cover can also be
l Cover protects switching element during installation
l Screw connections with self-lifting clamping plates
l Easy-action cover lock (close and press)
l Cover additionally secured with screw
1 Depending on switching system. See Table on Pages 76-79.
Technical data
Electrical data
Rated insulation voltage
Conventional thermal current (up to)
Rated operating voltage
Utilization category (up to)
Short-circuit protection (up to)
Protection class
Mechanical data
Enclosure material
Ambient temperature
Mechanical service life (up to)
B10d (up to)
Switching frequency
Type of connection
Conductor cross sections
Cable entry
Standards
VDE 0660 T100, DIN EN 60947-1, IEC 60947-1
VDE 0660 T200, DIN EN 60947-5-1, IEC 60947-5-1
detached from hinge)
1
1
1
1
1
U
I
U
Thermoplastic, glass fibre-reinforced (UL 94-V0)
-30 °C to +80 °C
10 x 10
20 Mio.
≤ 100/min.
Screw connections
Single-wire 0.5 - 1.5 mm
Stranded wire with ferrule 0.5 – 1.5 mm
1 x M20 x 1,5
the
i
e
max.
max. 240 V
6
switching cycles
250 V AC
10 A
AC-15, U
Fuse 10 A gL/gG
II, Insulated
e
/I
e
240 V/3 A
2
or
Fig. 1
Fig. 2
Fig. 3
2