T4NEMA4X ASHCROFT | Alldatasheet

Document overview

  • Manufacturer or author: Provided By alldatasheet.com(free datasheet download site)
  • PDF pages: 4

Technical content

All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft® and Trust the Shield® are trademarks of Ashcroft Inc. For more information, see Ashcroft Brands & Trademarks

FEATURES

Precision SPDT or DPDT snap-acting micro switch operation Single setpoint adjustable from 0-100% of range Fixed or limited adjustable deadband Internal set point locking screw (T4) Direct or remote reading thermal systems Choice of temperature ranges (from -40 °F to 750 °F) Explosion proof enclosure provides uncompromising protection Wide selection of switch elements TYPICAL USES Offshore oil rigs Chemical and petrochemical plants Pulp and paper mills Power plants Steel mills Water and sewage treatment plants Pumps, compressors and turbines Boilers and burners Degreasers and evaporators Recovery systems Reverse osmosis systems and filters Food processing Ground support equipment Hydraulic and lubrication systems Heating and air conditioning Marine equipment Specialized OEM equipment KEY BENEFITS

  • Highly reliable
  • Designed for use in wide range of applications
  • Easily configurable to meet your application requirements
  • Hermetically sealed micro switches offer improved reliability and safety (UL Class I Div II approval) PERFORMANCE SPECIFICATIONS Set Repeatability (Accuracy): ±1% of span Switch Type: SPDT or 2 SPDT acting as DPDT Setpoint: Single setpoint - factory set or field adjustable Deadband: Fixed or limited adjustable deadband Enclosure Ratings: T4-NEMA 4X, IP66 T7-NEMA 7 & 9, IP66 Enclosure Material: Watertight: epoxy coated aluminum Explosion: epoxy coated aluminum, 316 SS (OPT.) Pressure Connection Size: Direct Mount: ½ NPT Male Remote Mount: N/A- (OPT.) ½ NPT male bushing (XBX) Electrical Termination: ¾ NPT Female Direct Mount: Stem lengths from 2¾˝ to 24˝ Remote Mount: Capillary lengths from 5´ to 25´ (5 ft. increments) Approvals: Watertight: UL, CSA, CE /UKCA Explosion: T7 series - UL, CSA, ATEX, IECEx, CE, UKCA T7 NEMA 7 & 9, Remote Mount Temperature Switch (shown with optional XBX ½˝ male bushing) T4 NEMA 4X Direct Mount Temperature Switch CLASS I DIV 1 GROUPS B, C, & D CLASS II DIV 1 GROUPS E, F, & G Sira 02ATEX1391X CSAE 21UKEX1056X IECEx CSA 14.0077X II 2GD Ex d IIC T6 Gb Ex tb IIIC T85 °C Db Ta = -20 °C to 60 °C WETTED COMPONENTS Direct Mount Remote Mount ½ NPT: 316 SS Bulb: 316 SS Bulb, capillary: 316 SS Spiral armor: 302 SS SIL 3 CAPABLE T4/T7 Series NEMA 4X, 7/9 Temperature Switches

All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft® and Trust the Shield® are trademarks of Ashcroft Inc. For more information, see Ashcroft Brands & Trademarks ORDERING CODE Example: T4 20 T05 027 XNH 75/205F Enclosure T4 - Watertight enclosure meets NEMA 3, 4, 4X, 13 and IP66 requirements T4 T7 - Explosion-proof enclosure NEMA 3, 4, 7 & 9, IP66 Switch Elements, UL/CSA Listed (1 SPDT) 20 - Narrow deadband ac, 15A, 125/250 Vac 20 21 - Ammonia service, 5A, 125/250 Vac 22 - Hermetically sealed, narrow deadband, 5A, 125/250 Vac 23 - Heavy duty ac, 22A, 125/250 Vac 24 - General purpose, 15A, 125/250/480 Vac 25 - Heavy duty dc, 10A, 125 Vac or dc, 1⁄8 HP, 125 Vac or dc 26 - Sealed environment proof, 15A, 125/250 Vac 27 - High temerature 300 °F, 15A, 125/250 Vac 28 - Manual reset trip on increasing, 15A, 125/250 Vac 29 - Manual reset trip on decreasing, 15A, 125/250 Vac 31 - Low level (gold) contacts, 15A, 125 Vac 32 - Hermetically sealed switch, general purpose, 11A, 125/250 Vac 5A, 30 Vdc 42 - Hermetically sealed switch, gold contacts, 1A, 125 Vac 50 - Variable dead band, 15A, 125/250 Vac UL/CSA Listed Dual (2 SPDT acting as DPDT) 61 - Dual narrow deadband, 15A, 125/250 Vac 62 - Dual sealed environment proof, 15A, 125/250 Vac 63 - Dual high temp. 300 °F, 15A, 125/250 Vac 64 - Dual general purpose, 15A, 125/250/480 Vac, ½A, 125 Vdc, 1/4A, 250 Vdc 65 - Dual ammonia service, 5A, 125/250 Vac 67 - Dual hermetically sealed switch, narrow dead band, 5A, 125/250 Vac 68 - Dual hermetically sealed switch, general purpose, 11A, 125/250 Vac, 5A, 30 Vdc 70 - Dual low level gold contacts, 1A, 125/250 Vac 71 - Dual hermetically sealed switch gold contacts, 1A, 125/250 Vac Thermal System Selection Direct Mount TS - Rigid Remote Mount T05 - 5´ T05 T10 - 10´ T15 - 15´ T20 - 20´ T25 - 25´ Bulb Length Selection Direct Mount Length “S” Dimension Thermowell “U” Dimension (ordered separately) 027 - 23/4˝ NA 027 040 - 4˝ 2½˝ 060 - 6˝ 4½˝ 090 - 9˝ 7½˝ 120 - 12˝ 10½˝ Remote Mount Bulb Length (Consult factory for custom or longer stem lengths) 030 - 3˝ 2½˝ Options (If choosing an option(s) must include an “X”) (for more options, see table 1 on page 3) X__ NH - Tagging Stainless steel NH Temperature Ranges (for all ranges, see table 2 on page 3) 75/205 °F 75/205F T4/T7 Series NEMA 4X, 7/9 Temperature Switches

All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft® and Trust the Shield® are trademarks of Ashcroft Inc. For more information, see Ashcroft Brands & Trademarks TABLE 2 - STANDARD TEMPERATURE RANGE SELECTION (For dual switch elements multiply by 1.6) Nominal Range Maximum Temperature Approximate Deadband Switch Element in °F °F °C °F (2) 20, 26, 27 21, 24, 37 50 22 32, 42 NOTES: (1) NA with 2¾˝ or 4˝ direct mount bulb length (2) Available with remote mount systems only TABLE 1 - OPTIONS Code Description T4 T7 Notes BX ½ Male NPT bushing • • Remote mount only - seals capillary to thermowell CH Chained cover • • CN ATEX Directive 94/9 EC • FP Fungus proof • • FS Factory adjusted setpoint • • JK Left conduit connection • Standard on T7. N/A with DPDT element on T4 JL 3/4˝ to ½˝ reducing bushing • • Conduit reducing bushing JM Metric electrical conduit connection M20 x 1.5 • • LE 6 foot leads on the micro switch • • NH Tagging Stainless steel • • NN Paper tag • • PJ Pilot light 24 VDC • PK Pilot lights • PM 3/4˝ sealed conduit connection with 16˝ lead wires • • RN Range scale • • TM 2˝ pipe mounting bracket • • YW 316L Stainless steel Housing • C4 Traceable calibration certificate • • C8 CSA approved • Standard on 400 Series K3 Terminal blocks • Terminal blocks standard with 700 dual switches T4/T7 Series NEMA 4X, 7/9 Temperature Switches

All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft® and Trust the Shield® are trademarks of Ashcroft Inc. For more information, see Ashcroft Brands & Trademarks 4.00 101.6 5.28 134.2 3.31 84.1 3.25 82.6 Ø 2.31 58.7 "BL" Ø .28 7.1 X3 HOLES 2.55 64.9 2.57 65.3 1.25 31.8 0.25 6.4 2.75 69.9 3/4 NPT FEMALE 0.37 Dia. 0.9 0.37 Dia. 0.9 4.73 120.2 101.6 3.31 84.1 3.25 82.6 Ø 2.32 58.8 0.37 Dia. 0.9 "LL" "BL" Ø .28 7.1 X3 HOLES 64.9 2.02 51.3 1.25 31.8 0.25 6.4 2.75 69.9 3/4 NPT FEMALE 4.00 2.55 0.37 Dia. 0.9 4.37 111 Ø 2.31 58.7 3.62 91.9 5.21 132.3 "BL" 6.11 155.3 0.31 7.9 Ø 0.28 7.1 X3 HOLES EXTERNAL GROUND 3.24 82.4 0.60 15.2 1.22 0.28 7.1 3.82 97.1 Ø 3.86 1.21 30.6 3/4 NPT FEMALE 10-32 X 3/8"

2 HOLES

0.37 Dia. 0.9 0.37 Dia. 0.9 4.37 111 2.32 58.9 3.62 91.9 5.21 132.3 5.56 141.3 0.31 7.9 "BL" "LL" EXTERNAL GROUND 3/4 NPT FEMALE 2.69 68.41.21 30.6 3.82 97.1 1.22 0.28 7.1 Ø 3.86 0.60 15.2 10-32 X 3/8" 0.37 Dia. 0.9 0.37 Dia. 0.9 DIMENSIONS in [ ] are millimeters For reference only, consult Ashcroft for specific dimensional drawings T4 Watertight enclosure Temperature switch - direct mount T7 Explosion proof enclosure Temperature switch - direct mount T7 Explosion proof enclosure Temperature switch - remote mount T4 Watertight enclosure Temperature switch - remote mount T4/T7 Series NEMA 4X, 7/9 Temperature Switches