Hydraulic pressure switch 18DStandard 5 to 420 bar G 1/4, 7/16-20 UNF (SAE 4), 1/4 NPT Flange (CETOP) Microswitch with gold plated contacts High number of switching cycles Vibration resistant to 15 g Microswitch approved by UL and CSA Intrinsically safe operation Technical data Medium: For neutral, self lubricating fluids, e.g. hydraulic oil, lube oil, leight fuel oil Operation: Piston type sensor system Port size: G1/4, 7/16-20 UNF (SAE-4), 1/4 NPT, Flange (CETOP) Operating pressure range: 5 to 420 bar Temperature: Fluid/Ambient -10 to +80°C (please contact our technical service for use below +2°C) Temperature at switching element: +80°C Operating viscosity: Up to 1000 mm2/s Repeatability: ±3%, for vacuum ±4% of final value (depending on regulating pressure) Switching element: Microswitch with gold plated contacts Degree of protection: IP65 for DIN EN 175301-803, form A IP67 (M12 x 1) Mounting position: Optional, preferably with pressure connection underneath Electrical connection: Acc. to DIN EN 175301-803, form A Acc. to IEC 947-5-2 (M12 x 1) Ordering example See page 2 3 2 p 1 Switching function acc. to DIN EN 175301-803, form A: Microswitch SPDT (commutator) Terminals 1 - 3: Contacts close on rising pressure Terminals 1 - 2: Contacts open on rising pressure 4 2 p 1 Materials: Switching function acc. to IEC 947-5-2, M12 x 1: Microswitch SPDT (commutator) Terminals 1 - 4: Contacts close on rising pressure Terminals 1 - 2: Contacts open on rising pressure Housing: aluminium/steel, zinc diecast/brass Sealing: PTFE, NBR, Acetal 10/13 Our policy is one of continued research and development. We therefore reserve the right to amend, without notice, the specifications given in this document. N/en 5.11.101.01 form A Type Pressure range *1) (bar) 0882100 5 to 70 0883100 5 to 70 0882119 5 to 70 0882120 5 to 70 0870507 10 to 160 0882200 10 to 160 0883200 10 to 160 0882219 10 to 160 0882220 10 to 160 0882300 25 to 250 0883300 25 to 250 0882319 25 to 250 0882320 25 to 250 0870502 40 to 420 0882400 40 to 420 0883400 40 to 420 0882419 40 to 420 Connector 0882420 included40intodelivery 420 Switching pressure difference Lower range (bar) 10.3 0. Through misuse.2 0.2 No. without notice.2 0. 4 4 1 1 2 2 2 2 Electrical connection M 12 x 1 max. the specifications given in this document.2 0. N/en 5. or malfunction. for non-industrial applications. System designers must provide a warning to end users in the system instructional manual if protection against a failure mode cannot be adequately provided. switching pressure range 5 to 70 bar Type: 0882100. Our policy is one of continued research and development. over pressure*2) (bar) 400 400 400 400 400 400 400 400 400 400 400 400 400 600 600 600 600 600 Switching cycles Materials pressure sensor Port size (1/min) 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 Housing AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel AL/steel CN/brass G1/4 Flange 7/16-20 UNF 1/4 NPT Flange G1/4 Flange 7/16-20 UNF 1/4 NPT G1/4 Flange 7/16-20 UNF 1/4 NPT Flange G1/4 Flange 7/16-20 UNF 1/4 NPT Sealing PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR Weight Dimension (kg) 0.2 0.2 0.02 The system designer is warned to consider the failure modes of all component parts used in fluid power systems and to provide adequate safeguards to prevent personal injury or damage to equipment in the event of such failure.5 11 11 17 10. 10/13 . The switching pressure must not exceed the listed values Max.2 0. allowable voltage 30 V. Warning These products are intended for use in industrial compressed air systems only. M 12 plug not included Type 0882160 0882260 0882360 0882460 0883160 0883260 0883360 0883460 *1) *2) Pressure range *1) (bar) 5 to 70 10 to 160 25 to 250 40 to 420 5 to 70 10 to 160 25 to 250 40 to 420 Switching pressure difference Lower range (bar) 10.2 0.5 10. 1 2 1 1 3 1 2 1 1 1 2 1 1 3 1 2 1 1 Weight Dimension (kg) 0.5 11 11 11 11 11 11 11 11 11 17 17 17 17 17 Upper range (bar) 15 15 15 15 17 17 17 17 17 17 17 17 17 35 38 38 38 38 Max.2 0.101.2 0.2 0. life-support systems. age. consult NORGREN.2 0.3 0. to DIN EN 175301-803. We therefore reserve the right to amend.5 11 11 17 Upper range (bar) 15 17 17 35 15 17 17 35 Max.2 0. Before using these products with fluids other than those specified.2 0.2 0. over pressure*2) (bar) 400 400 400 600 400 400 400 600 Switching cycles Materials pressure sensor Port size (1/min) 100 100 100 100 100 100 100 100 Housing AL/steel AL/steel AL/steel AL/steel CN/steel AL/steel AL/steel AL/steel G1/4 G1/4 G1/4 G1/4 Flange Flange Flange Flange Sealing PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR PTFE/NBR Setpoints should be ideally in the middle of the switching pressure range.2 0.11. Do not use these products where pressures and temperatures can exceed those listed under ‘Technical Data’.2 0. components used in fluid power systems can fail in various modes. port size G1/4.2 0.3 0.2 0. Reference pressure = atmospheric pressure. System designers and end users are cautioned to review specific warnings found in instruction sheets packed and shipped with these products.5 10.2 0.2 No.2 0.Hydraulic pressure switch 18D Standard General information Electrical connection acc.2 0.5 10. values Ordering example Pressure switch. or other applications not within published specifications. in-rush current (appr.4 x Us Rated current at diode: I N ∫ ILast Selection of a quick switching diode (recovery time trr √ 200 [ms]).34 0. We therefore reserve the right to amend.17 0.2 x RLoad in ∆ C in [µF] ≈ ILoad in [A] p US R *1) I *1) . Observance of correct polarity (positive pole to cathode).04 5 *6) 0. permanent current Imax [A] at U [V] 30 48 60 M 12x1 5 5 5 12 12 12 3 5 3 3 1. L/R ≈ 10 ms ohmic induktive.8 0.1 0. 4-core) Switching capacity Commutator with gold plated contacts Load level Standard *3) (z.4 0. *6) Lower value of critical voltage guarantees sufficient contact safety. solenoids) Current type Load type AC AC ohmic induktive. Max.7 ohmic induktive. cos ϕ ≈ 0. 4-core) 0523055 (without 0523052 (5 m cable.Hydraulic pressure switch 18D Standard Accessories Pressure port Reducing nipple Siehe Seite 4 0574767 (brass) cable) 0550083 (stainless steel) Surge damper Cover (via adjustment screw) Siehe Seite 4 0574773 (brass) Siehe Seite 4 0554737 Connector Connector M 12 x 1 90° 0570110 0523058 (2 m cable. N/en 5. 4-core) 0523057 (2 m cable. 30 ms) I AC = max. Dimensioning specifications for quenching diode: Rated voltage at diode: UD ∫ 1. the specifications given in this document. electronic circuits) AC DC Umin [V] 12 Max. Suited for DC and AC voltage. 2. Diode D in parallel to inductive load. without notice. contractors.08 0.5 x I max of table I min = 1 (mA) Creepage and air paths correspond to insulation group B according to VDE Reg.2 0. 0110 (except contact clearance of microswitch).2 0.B. Lower voltages permissible under favourable conditions.101.35 3 0. 15 A *4) Gold-plating required (will not decay). Contact life 125 250 5 5 ∫ 107 switching cycles ∫ 107 switching cycles *3) Gold-plating not required as it would decay.5 3 0.03 .(AC) D R C *1) load 10/13 Our policy is one of continued research and development.11. Reference temperature: +30°C Spark quenching with diode with DC and inductive load: I max = 1.05 3 – – 5 *6) 0.B. 4-core) 0553258 (stainless steel) Connector M 12 x 1 straight 0523056 (90° without cable) 0523053 (5 m cable. perm.01 – – – Reference number: 30/min. + (AC) Dimensioning principles: R in ∆ ≈ 0. Spark quenching with DC voltage 1. RC link in parallel to load in parallel to switching contact. L/R ≈ 10 ms DC DC Minor *4) (z. Hydraulic pressure switch 18D Standard Dimensions G 1/4 Flange 30 30 20 30 72 30 3 7.5 15 15 5.5 10/13 Our policy is one of continued research and development.5 G 1/4 Flange ~85 30 ~67 3 30 1 9 M5 9.3 ~50 20 40 2 G 1/4 Accessories Pressure port/Reducing nipple Material: brass Type: 0574767 Surge damper Material: brass Type: 0574773 Cover Type: 0554737 G 1/4 G 1/4 30 7 G 1/2 1.5 46 22 34 43 31 22 G 1/4 ø 21.11.3 72 20 27 1 1.5 15 ø10 72 1.101. N/en 5. without notice.5 30 2 5. We therefore reserve the right to amend. the specifications given in this document.2 2 2 1/4 NPT on reqest 3 O-ring 5 x 1.3 5.04 .5 ø 44 27 2 5 40 27.