Transcription of Neo-Dyn - southgateprocess.com
1 Deadband (Differential)The deadband can be selected anywherefrom the minimum tabulated to amaximum of 45% of the set point ElectricalSnap action electrical switch recognizedby Underwriters Laboratories, Inc. andCSA InternationalElectrical Connection1/2 NPT male conduit connection withPVC insulated 18 AWG, 18" long leads Pressure Connection1/4 NPT FemaleTemperature Range*Ambient: -40 F to +180 F(-40 C to +82 C)Media: -40 F to +300 F(-40 C to +149 C)*Temperature limits change withO-Ring selectionShipping WeightApproximately 10 ouncesNeo-Dyn Series 225 PPressure Switch/Tamper ProofStandard SpecificationsOrdering Sequence Select desired option for each categoryA sealed piston sensor with a efficient Nega-Rate Belleville disc spring makes this switch well suited for high impulse hydraulic set point, increasing ordecreasingSpecify deadband if pertinent and ifnot, specify as open Specify mediaInsert available optionnumber orletter as requiredSeriesWetted MaterialElectrical FormEnclosureMiscellaneousCustomer IdentificationNumber (numericallyassigned by factory)225 POPTIONSSet Points225 Pbetween 15psig dec.
2 And 450 psig inc. ( bar dec. and 31 bar inc.)225 Pbetween 250 psig dec. and 3000 psig inc. (17 bar dec. and 207 bar inc.)225 PPbetween 2701 psig dec. and 7500 psig inc. (186 bar dec. and 517 bar inc.)Wetted Material1 Aluminum port and piston, Teflon seal and Buna-N O-RingElectrical FormC11 amp, 1/4 hp at 125 or 250 VAC; 5 amp resistive, 3 amp inductive at 28 VDC; .5 amp resistive at 125 VDCCC11 amp, 1/4 hp at 125 or 250 VAC; 5 amp resistive, 3 amp inductive at 28 VDC; .5 amp resistive at 125 VDCE nclosure3 Meets or exceeds the requirements of NEMA Type 3, 3R, 3S, 4, 4X and 13 MiscellaneousAEpoxy paint exterior extra protection for severe environmentsBViton O-Ring CEPR O-RingDSIL approval and marking, per IEC61508 (includes FMEA report)MGold electrical contacts for extremely low current applicationsR72" Electrical free leadsWStainless steel screws exteriorXCSA Certified and CE MarkSpecial (Consult representative or factory) Pressure port per MS33649E4 Non-catalog set point, deadband and/or proof pressure Stainless steel Aminco port with 9/16" - 18 UNF-3B THD Media temperature capability from -65 F to +350 F1CC3_-_Ordering ProcedureExampleOperating Pressure DataSeries225P225P225 PPDeadband(minimums)
3 30 or 10%160 or 10%10%Maximum Recommended System PressureFixed Set Point RangeIncreasing45 to 450450 to 30003001 to 7500 Decreasing15 to 405250 to 27002701 to 6750 All values given in psig.*Diminished safety factor equal to approximately 2:1**Diminished safety factor equal to approximately :1 Hydraulic5000500010,000*Proof PressureHydraulic7500750015,000**Pneumat ic750075007500 Pneumatic300030005000 Neo-Dyn Weather Proof(NEMA 4 and 13)Order MiscellaneousOption D (typ.) Port Dia. (2 places)Conduit Connection Leads18" Long18 AWGP istonPressure PortO-RingO-RingMinimumBearing PointsSnap ActionElectrical ElementHelical SpringNegative RateBellevilleDisc SpringSeries 225 PField Adjustable 15 to 7500 psigEnvelope DimensionsElectrical FormBasic Principles of DesignFORM "C"(SPDT)REDBRNBLUNC1 INCPC1NO1(X-Option) GRNFORM "CC"(DPDT)REDBRNBLUBLKYELOVIONC1 INCPC1NO1NC2C2NO2(X-Option) GRN Southgate Process Equipment, Inc.
4 / Ph: (770) 345-0010 / Email: Specifications and dimensions subject to change.
