391.8161.672

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 Installation advantages z Standard switch conforming to DIN EN 50047 z Snap-on cover can be released with screwdriver z Standard actuator conforming to DIN EN 50047 (see page 16) z Cover opening range 135° (cover can also be detached from hinge) z Protection class IP 65 to VDE 0470 T1 z Enclosure and cover PA 6, self-extinguishing (UL-94-V0) z Cover protects switching element during installation z Actuator can be repositioned by 4 x 90° z Screw connections with self-lifting clamping plates Fig. 1 z Cable entry M20 x 1.5 z Easy-action cover lock (close and press) z Connection designation conforming to DIN EN 50013 z Cover additionally secured with screw Fig. 2 Technical data Fig. 3 Options z Available with M12 connector z AS interface variants available z Cable entry M16 x 1.5 Design layout z Slow-action and snap-action contacts z Versions: 1 NC / 1NO, 2 NC, 2 NO, overlapping contacts z All NC contacts with , in the circuit diagram are positively opening contacts z Type: Zb (galvanically isolated changeover contact) z Latching function on request Mounting z Two M4 screws (distance between centres 22 mm), adjustment with slots z Two M5 screws for safety applications without additional fixing element (Fig. 1) z Additionally secured by guide plate for lateral approach forces (Fig. 2 and page 69) z Front mounting (depending on type, Fig. 3) Electrical data Rated insulation voltage Conventional thermal current (up to)  Rated operating voltage Utilisation category (up to)  Short-circuit protection (up to)  Protection class Ui max. 250 V AC Ithe 10 A Ue max. 240 V AC-15, Ue/Ie 240 V/3 A Fuse 10 A gL/gG II, Insulated Mechanical data Enclosure material Ambient temperature Mechanical service life (up to)  B10d (up to)  Switching frequency Type of connection Conductor cross sections Cable entry Thermoplastic, glass fibre-reinforced (UL 94-V0) –30 °C to +80 °C 10 x 106 switching cycles 20 Mio. ≤ 100/min. Screw connections Single-wire 0.5 – 1.5 mm2 or Stranded wire with ferrule 0.5 – 1.5 mm2 1 x M20 x 1,5 Standards VDE 0660 T100, DIN EN 60947-1, IEC 60947-1 VDE 0660 T200, DIN EN 60947-5-1, IEC 60947-5-1  Depending on switching system. See Table on Pages 70 – 73. 31 I88 W (Form B) RIWK (Form C) 10 (0.39") Ø10 Ø8 10 85.5 Slow-action Snap-action Slow-action Snap-action 1 NC / 1 NO contact 6086103008 I88-U1Z W 6086153012 I88-SU1Z W 6086117017 I88-U1Z RIWK 6086167018 I88-SU1Z RIWK 2 NC contacts 6086803013 I88-A2Z W 6086817087 I88-A2Z RIWK 2 NO contacts 6086803014 I88-E2 W 6086817071 I88-E2 RIWK 1 NC / 1 NO contact Overlapping 6086303011 I88-UV1Z W Approvals " " Replacement actuator: – Replacement actuator: 3918161672 Special features / variants (on request) Special features / variants (on request) z Available with black enclosure z Available with black enclosure z With latching function and following contacts: 2 NC / 1 NO contact 1 NC / 2 NO contact z With latching function z With steel roller and following contacts: 2 NC / 1 NO contact 1 NC / 2 NO contact z Both with overlap (3.37") 26.5 Switching operation z Both with and without overlap 32 (0.13") (1.04") 74 (2.91") 20 3 (0.39") (0.39") (0.78") (0.31") RIWL KNW RO22 HW RO11 (Form E) 10 (0.39") 10 (0.39") Ø11 (0.43") 5.5 (0.22") 90 92 (3.62") Snap-action Slow-action Snap-action 6086167051 I88-SU1Z RIWL 6186127112 I88-U1Z KNW RO22 6086177053 I88-SU1Z KNW RO22 Slow-action Snap-action 6086121021 I88-U1Z HW RO11 6086171022 I88-SU1Z HW RO11 21 – 22 13 – 14 13 – 14 21 – 22 Slow-action (3.54") 30.5 (1.20") 3 (0.13") (1.22") 31 Ø14 (0.55") 0 mm 7N 2,5 6086117050 I88-U1Z RIWL 5,5 7,8 4N 6086817072 I88-A2Z RIWL 6186827246 I88-A2Z KNW RO22 6086821099 I88-A2Z HW RO11 6086821068 I88-E2 HW RO11 6086817069 I88-E2 RIWL 6086321100 I88-UV1Z HW RO11 " " " Replacement actuator: 3918161673 Replacement actuator: 3918252223 Replacement actuator: 3918191547 Special features / variants (on request) Special features / variants (on request) Special features / variants (on request) z Available with black enclosure z Available with black enclosure z With latching function z With steel roller z Available with different actuating directions z Various roller diameters z With steel roller 33 I88 AH (Form A) AV 49 47 (1.86") (1.92") 8 (0.31") Ø25 (0.98") 8 Ø18 (0.71") 21 (0.83") (0.77"-2.16") 106-142.5 19.5-55 (4.17"-5.61") 108 21 (0.83") (4.25") 24 (0.94") (0.31") Slow-action Snap-action Slow-action Snap-action 1 NC / 1 NO contact 6086135033 I88-U1Z AH 6086185034 I88-SU1Z AH 6086136037 I88-U1 AV 6086186038 I88-SU1 AV 11 – 12 21 – 22 Switching operation 0° 2 NC contacts 6086835059 I88-A2Z AH 8Ncm 20° 6086836131 I88-A2 AV 35° 45° 45° 80° 2 NO contacts 1 NC / 1 NO contact Overlapping 6186335628 I88-UV1Z AH Approvals " Replacement actuator: 3918351166 Replacement actuator: 3918360984 Special features / variants (on request) Special features / variants (on request) z Available with black enclosure z Available with black enclosure z Available with different actuating directions z Various actuating directions z With steel roller z Cranked or straight lever z Various roller diameters z Various lever lengths z Cranked or straight lever z With roller over switch z Various lever lengths 34 " z Various roller diameters DGHW RO22 DGKW RO22 18-24 (0.71"-0.94") 10 (0.39") 5 (0.20") 5 (0.20") Ø22 (0.87") 40.5 (1.59") 105.5 (4.15") 40.5 Ø22 (0.87") 10 (0.39") 21 (0.83") (1.59") 9 (0.35") 105.5 (0.24"-0.47") (4.15") 6-12 FF Slow-action Snap-action Slow-action Snap-action Slow-action 6086121029 I88-U1Z DGHW RO22 6086171030 I88-SU1Z DGHW RO22 6086127025 I88-U1Z DGKW RO22 6086177026 I88-SU1Z DGKW RO22 6186140217 I88-U1 FF Snap-action 6086190078 I88-SU1 FF 6086821120 I88-A2Z DGHW RO22 6186321244 I88-UV1Z DGHW RO22 Darg for " " Replacement actuator: 3918211529 Replacement actuator: 3918271528 Replacement actuator: 3918401031 Special features / variants (on request) Special features / variants (on request) Special features / variants (on request) z Available with black enclosure z With latching function z Available with black enclosure z Available with different actuating directions z Various roller diameters and with following contacts: 2 NC / 1 NO contact 1 NC / 2 NO contact Both with overlap z Various roller diameters z Various spring lengths z Different spring versions or spring rod 35 I88 KS W RAST Withdraw actuatorn Insert actuator Switching operation Slow-action Snap-action Slow-action Withdraw ac tuator 1 NC / 1 NO contact 6186103005 I88-U1Z W RAST 6116819140 I88-U1Z KS Latch Ins e r t ac tuator 6186803155 I88-A2Z W RAST 2 NC contacts Latch 2 NO contacts 1 NC / 1 NO contact Overlapping Approvals 36 " " Replacement actuator: – Replacement actuator: – Special features / variants (on request) Special features / variants (on request)