1142 ASHCROFT | Alldatasheet

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Technical content

FEATURES

Static pressure capabilty 1,500 psi Ranges from 1 psid to 60 psid Superior magnets for smoother pointer motion Buna-N diaphragm & O-rings (others available) Small convoluted diahragm actuator TYPICAL USES Filtration monitoring Flow measurement Tank level measurement Leak detection WETTED COMPONENTS Actuator O-Rings/Diaphragm Body Material Convoluted Diaphragm Buna-N Aluminum, brass or stainless steel Ceramic magnet & SS spring are also wetted components NON-WETTED COMPONENTS Case Material Window Thermoplastic, glass filled nylon Glass (STD.), Safety glass or plastic (OPT.) SPECIFICATIONS Accuracy: ±2% ascending pressure full scale differential Ranges: 0-1 thru 0-60 psid Process Connection Location: Lower, back, in-line Process Connection Size: ¼ NPT Female (STD.) 1⁄8 NPT or ½ NPT Female adapter (OPT.) Migration: Zero migration of process media Maximum Process Temperature: 175°F (80°C) Minimum Ambient Temperature: Buna-N Diaphragm -4°F (-20°C) EPDM Diaphragm -40°F (-40°C) Viton Diaphragm 32°F (0°C) Maximum Static Pres- sure: 1,500 psi Weather Protection: IP65 1142 2½˝, 4½˝, 6˝ dial sizes RATINGS FOR STANDARD REED SWITCHES Switches Contact Rating Current Voltage SPST 10 VA ac (rms) or dc (Max.)

0.5 Amp ac (rms) or

dc (Max.)

100 Vac/Vdc

(Max.) SPDT 3 VA ac (rms) or dc (Max.)

0.3 Amp ac (rms) or

dc (Max.)

30 Vac/Vdc

(Max.) KEY BENEFITS

  • For high differential and high static pressure
  • For locations where temperature fluctuations can cause condensation
  • Low Cost
  • Panel or direct mounting
  • Easy removable window for cleaning
  • 5 year warranty All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©2019 Ashcroft Inc. 1142_gauge_ds_RevD_Ltr_01-20 ashcroft.com info@ashcroft.com 1.800.328.8258 Data Sheet

1142 Differential Pressure Gauge

ORDERING CODE Example: 45 1142 A D 25 S XV1 5# Size 25 - 21/2˝ 45 - 41/2˝ 60 - 6˝ Model 1142 - Convoluted diaphragm 1142 Body Material A - Brass A F - Aluminum S - Stainless Steel Case Fill D - Dry D Process Connection Size 25 - 1/4 NPT Female 25 Process Connection Location S - In-Line S L - Lower B - Back Options (If choosing an option(s) must include an “X”) X__ CS - Dual scale DD - Color band (any combination of green, yellow, red) GE - 1/8 NPT Female adapters GM - 1/2 NPT Female adapters EP - Maximum pointer VD - Viton® O-rings & diaphragms EM - EPDM O-rings & diaphragms PD - Plastic window SG - Safety glass TM - Pipe mounting bracket V1 - 1-SPST switch w/DIN plug (Adj. 30-100% of range, Preset @ 80%) V1 V2 - 1-SPST switch w/terminal strip (Adj. 30-100% of range, Preset @ 80%) V3 - 2-SPST switch w/DIN plug ((Adj. 30-100% of range, Preset @ 80%) V4 - 2-SPST switch w/terminal strip (Adj. 30-100% of range, Preset @ 80%) V5 - 1-SPDT switch w/DIN plug (Adj. 30-100% of range, Preset @ 80%) V6 - 1-SPDT switch w/terminal strip (Adj. 30-100% of range, Preset @ 80%) V7 - 2-SPDT switch w/DIN plug (Adj. 30-100% of range, Preset @ 80%) V8 - 2-SPDT switch w/terminal strip (Adj. 30-100% of range, Preset @ 80%) Range (coding examples only, see range table on page 3 for all standard ranges.) 5# - 5 psi 5# All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©2019 Ashcroft Inc. 1142_gauge_ds_RevD_Ltr_01-20 ashcroft.com info@ashcroft.com 1.800.328.8258 Data Sheet

For reference only, consult Ashcroft for specific dimensional drawings. Model LX 300DGC 2.875˝ (73.0) 317⁄64˝ (83.0) 0.11˝ (2.7) Ø 3.0˝ (76.2) 4.41˝ (112.0) 3.35˝ (85.2) ¼˝ (3.18) ¼ NPT/BSP Ø 5.25˝ (133.3) 0.52˝ (13.2) M4 STUDS 5⁄8˝ (16) LONG M4 LOCK NUTS

4 PLACES

3.10˝ (78.75) ¼ NPT/BSP 4.41˝ (112.0) 3.35˝ (85.2) M4 STUDS 5⁄8˝ (16) LONG M4 LOCK NUTS

6 PLACES

Ø 7.6˝ (193.0) Ø 6.63˝ (168.3) 0.54˝ (13.7) 4.41˝ (112.0) ¼ NPT/BSP 1142 2½ ˝ (63mm) Dial Size 4 x Ø 13⁄64˝ (5.16) Equally spaced on a 3.5˝ (Ø 88.9) bolt circle. Panel cutout dia. 31⁄32˝ (Ø 76.99). 1142 4½˝ (115mm) Dial Size 4 x Ø 13⁄64˝ (5.16) Equally spaced on a 5.62˝ (Ø 142.85) bolt circle. Panel cutout dia. 5.30 (Ø 134). 1142 6.0˝ (150mm) Dial Size 6 x Ø 13⁄64˝ (5.16) Equally spaced on a 7.00˝ (Ø 177.8) bolt circle. Panel cutout dia. 6.22 (Ø 158). 1142 - 2½˝ (63mm) 1142 - 4½˝ (115mm) 1142 - 6˝ (150mm) Model LX 300DGC 2.875˝ (73.0) 317⁄64˝ (83.0) 0.11˝ (2.7) Ø 3.0˝ (76.2) 4.41˝ (112.0) 3.35˝ (85.2) ¼˝ (3.18) ¼ NPT/BSP Ø 5.25˝ (133.3) 0.52˝ (13.2) M4 STUDS 5⁄8˝ (16) LONG M4 LOCK NUTS 3.10˝ (78.75) ¼ NPT/BSP 4.41˝ (112.0) 3.35˝ (85.2) M4 STUDS 5⁄8˝ (16) LONG M4 LOCK NUTS Ø 7.6˝ (193.0) Ø 6.63˝ (168.3) 0.54˝ (13.7) 4.41˝ (112.0) ¼ NPT/BSP 1142 2½ ˝ (63mm) Dial Size 4 x Ø 13⁄64˝ (5.16) Equally spaced on a 3.5˝ (Ø 88.9) bolt circle. Panel cutout dia. 31⁄32˝ (Ø 76.99). 1142 4½˝ (115mm) Dial Size 4 x Ø 13⁄64˝ (5.16) Equally spaced on a 5.62˝ (Ø 142.85) bolt circle. Panel cutout dia. 5.30 (Ø 134). 1142 6.0˝ (150mm) Dial Size 6 x Ø 13⁄64˝ (5.16) Equally spaced on a 7.00˝ (Ø 177.8) bolt circle. Panel cutout dia. 6.22 (Ø 158). Model LX 300DGC 2.875˝ (73.0) 317⁄64˝ (83.0) 0.11˝ (2.7) Ø 3.0˝ (76.2) 4.41˝ (112.0) 3.35˝ (85.2) ¼˝ (3.18) ¼ NPT/BSP Ø 5.25˝ (133.3) 0.52˝ (13.2) M4 STUDS 5⁄8˝ (16) LONG M4 LOCK NUTS 3.10˝ (78.75) ¼ NPT/BSP 4.41˝ (112.0) 3.35˝ (85.2) M4 STUDS 5⁄8˝ (16) LONG M4 LOCK NUTS Ø 7.6˝ (193.0) Ø 6.63˝ (168.3) 0.54˝ (13.7) 4.41˝ (112.0) ¼ NPT/BSP 1142 2½ ˝ (63mm) Dial Size 4 x Ø 13⁄64˝ (5.16) Equally spaced on a 3.5˝ (Ø 88.9) bolt circle. Panel cutout dia. 31⁄32˝ (Ø 76.99). 1142 4½˝ (115mm) Dial Size 4 x Ø 13⁄64˝ (5.16) Equally spaced on a 5.62˝ (Ø 142.85) bolt circle. Panel cutout dia. 5.30 (Ø 134). 1142 6.0˝ (150mm) Dial Size 6 x Ø 13⁄64˝ (5.16) Equally spaced on a 7.00˝ (Ø 177.8) bolt circle. Panel cutout dia. 6.22 (Ø 158). 1142- Single Scale psid in. H2O kg/cm2 bar mBar kPa 1# 25IW 0.075KSC 0.075BR 75MB - - 100IW 0.25KSC 0.25BR 250MB 25KPa 5# - - - - - 8# 200IW 0.5KSC 0.5BR - 50KPa - - 0.75KSC 0.75BR - 75KPa 15# 400IW 1KSC 1BR - 100KPa 20# 500IW - 25# - 1.6KSC 1.6BR - 160KPa 30# - 2KSC 2BR - 200KPa - - 2.5KSC 2.5BR - 250KPa 40# - 3KSC 3BR - 300KPa 50# - - - - 60# - 4KSC 4BR - 400KPa other ranges available upon request All specifications are subject to change without notice. All sales subject to standard terms and conditions. ©2019 Ashcroft Inc. 1142_gauge_ds_RevD_Ltr_01-20 ashcroft.com info@ashcroft.com 1.800.328.8258 Data Sheet