Electrical contact devices For pressure and temperature gauges

Electrical contact devicesFor pressure and temperature gaugesIntegrated in housingFor dial size 100 and 160 mmFeatures• Intrinsically safe with inductive contacts• Inductive and magnetic spring contacts• Up to 3 contacts• Switch rating up to 1 A 250 VAC• For dry or liquid filled gaugesApplicationsMeasuring type Pressure Diff. pressure TemperatureMeasuring principle Bourdon tube Diaphragm Diaphragm Gas actuatedInstruments T5500 P5500 F5503/F5509 S5500Minimum range in bar mbar mbar °CFor dial size in mm 100 160 100 160 100/160 100/160and 1 inductive contact2 inductive contacts3 inductive contactsor1 magnetic spring contact2 magnetic spring contacts3 magnetic spring contacts1,01,61,61,01,64,01,01,61,61,01,62,54010010040100250401002504010025060100100100100100All ranges are possibleTechnical specification Magnetic spring contact Inductive contactMax. numbers of contacts 3 2Switch functions1 closes at increasing process2 opens at increasing process1 initiator damped at increasing process(relay energizes)2 initiator free at increasing process(relay de-energized)3 change over (SPDT) (max. 2 contacts)Contact assignmentAdjustable rangeContact 1 left hand setpoint, Contact 2 right hand setpoint with 2 contacts and middle setpoint with3 contacts, Contact 3 right setpoint with 3 contactsOver full scaleDeadband (hysteresis)±2 to 4 % F.S.Electrical specificationOnly to be used in conjunction with an suitableDesignMaking and braking currentNominal currentLoadCurrent consumptionSelf inductanceSelf capacitanceInsulation voltageExplosion proof (ATEX)Electrical connectionLocationMaterialNumber of terminalsMax. wire sizeCable connectionProtection according EN 60 529/IEC 529Material contactsMax. 1 A 250 VAC (see switching capacity graph)Max. 0,6 AMax. 30 W/50 VA (see switching capacity graph)Left sided, others on requestPolyamide 66 + PE2,5 mm 2M20x1,5IP65Silver palladium (AgPd 80/20 ), min. 24 VDCand/or approved amplifier relayDIN 19 234 (NAMUR)8 VDCInitiator damped ≤ 1 mA, free ≥ 3 mA29 µH20 nF500 VII 2 G c IIC T6 EEx ia IIC T6only for zone 1 and zone 2 (only for T5500)Not applicableOptional Sinidur gold plated, max. 12 VDCAccuracy Rated accuracy of gauge doesn't exceed 150 % of gauges without contacts in according to DIN 16 085General specificationPermissibleAmbient temperatureStorage temperatureFilling liquids-20 ... 70 °C-40 ... 70 °CNapvis (for T5500, F5503 and F5509), silicone (for S5500 and P5500), others on request (only if gauge isliquid filled design)Integral in gauge housingMountingAdditional weight dry/filled in kg 100 mm: 0,3/1,0; 160 mm: 0,4/1,5Accessories, optionsAmplifier relay for inductive contacts EEx and standardAll specifications are subject to change without notice.G1.K55/E Rev. G 21/04/2008

Order informationMagnetic spring contactsContactcodeSingle contactM1000M2000Switch functionat increasingprocessContact closesContact opensTypical diagram(at zero position)Inductive contactsContactcodeSingle contactI1000(standard)I1000SN(safety design)I2000(standard)I2000SN(safety design)Switch function at increasingprocessCurrent flowsNo current flowsEquivalentcircuit diagram(at zero position)Position of controlvane(at zero position)Dual contactM1100M2200M1200M2100Triple contactsM1110M2220M1220M2110Contact 1 closesContact 2 closesContact 1 opensContact 2 opensContact 1 closesContact 2 opensContact 1 opensContact 2 closesContact 1 closesContact 2 closesContact 3 closesContact 1 opensContact 2 opensContact 3 opensContact 1 closesContact 2 opensContact 3 opensContact 1 opensContact 2 closesContact 3 closesDual contactI1100(standard)I1100SN(safety design)I2200(standard)I2200SN(safety design)I1200(standard)I1200SN(safety design)I2100(standard)I2100SN(safety design)Switching voltage in V24022020018016014012010080Contact 1 current flowsContact 2 current flowsContact 1 no current flowsContact 2 no current flowsContact 1 current flowsContact 2 no current flowsContact 1 no current flowsContact 2 current flowsSwitching capacity graphs for contact devicesLoadMagnetic spring contactMax. load: 30 W-50 VA-1 AMax. switching voltage: 250 VM1210M2120M1120M2210Contact 1 closesContact 2 opensContact 3 closesContact 1 opensContact 2 closesContact 3 opensContact 1 closesContact 2 closesContact 3 opensContact 1 opensContact 2 opensContact 3 closes604020Microswitch SPDT (max. rating 3A 250 VAC/400 mA 30 VDC), for case ∅100/160Contactcode00 100 200 300 400 500 600 700 800 900 1000Q3(1 microswitch)Q33(2 microswitch)Pressure Differential pressure Temperature(diaphragm gauge)P5500 F5502 S5500min. 0/1,6 bar(no case filling)Switching current in mAall ranges(case filling onlyNAPVIS)50 VA (AC)30 W (DC)all ranges((no case filling)Consult factory for other contact types and number of contacts, such as two independent contacts, pneumatic, slide wire and others.Order exampleContact typeM1200Add contact code to the selected gauge coding.Ashcroft Instruments GmbH Website: www.ashcroft.eu e-Mail: sales@ashcroft.comGermanyMax-Planck-Str. 1, D-52499 BaesweilerP.O. Box 11 20, D-52490 BaesweilerTel.: +49 (0) 2401 808-0, Fax: +49 (0) 2401 808-125France„206“ ZA du Mandinet, 1/3 Rue des CampanulesF-77185 LognesTel.: +33 (0) 1 60 37 25 30, Fax: +33 (0) 1 60 37 25 39United KingdomUnit 5 William James HouseCowley Road, Cambridge CB4 0WXTel.: +44 (0) 12 23 39 55 00, Fax: +44 (0) 12 23 39 55 01