2074 ASHCROFT | Alldatasheet
Document overview
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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. The following non-Ashcroft trademarks are the property of their respective owners: Accu-Seal®, Hirschmann®, VCR®. For more information, see Ashcroft Brands & Trademarks ©2023 Ashcroft Inc. 2074-2174-2274_ds_RevI_09-28-23 ashcroft.com | 1.800.328.8258 | Contact Us
FEATURES
n Multi-Functioning Digital Pressure Gauge with optional 4-20 mA output, 1 or 2 SPDT switches n Optional FM and CSA Approval Intrinsically Safe, Class I, Div. 1 n Battery powered visual pressure indicator n IP65 weatherproof case n Easy to use menu options n Large LCD display TYPICAL USES n Hydraulic and pneumatic equipment n Test bench/gauge repair facilities n Specialized OEM equipment n Measurement and validation n Weighing systems n Pump control SPECIFICATIONS Accuracy: ±0.25% of span, terminal point Input Power Requirements: 2074: Battery powered 2174: Loop powered 4-20 mA (12-36 Vdc) 2274: DC Line powered (12-36 Vdc) Sizes: 3˝, 41⁄2˝ Inlet Fitting: 1⁄4 or 1⁄2 NPT typical, see ordering code on page 3 for additional options Ranges: Vacuum to 20,000 psi Process Connection Location: Lower, top, left or right side Electrical Connection for Loop or Line Power: 41⁄2˝ case screw down terminals 3˝ case jacketed cable extended 3 feet Custom cable length available (OPT.) Temperature Error (Zero & Span): 0.04% of span/°F, (from 70 °F/reference temperature) Enclosure Rating: Weatherproof, IP65 KEY BENEFITS
- Replaces 3 instruments, local pressure indicator, 4-20 mA loop transmitter, pressure switch with one instrument
- Save cost and pipe cutouts (taps)
- Save space 2074, 2174, 2274 3˝, 41⁄2 ˝ dial size NON-WETTED COMPONENTS Model Case 3˝ 304 Stainless steel 4½˝ Fiberglass reinforced thermoplastic or black epoxy coated aluminum MIN/MAX TEMPERATURE LIMITS Version Process Storage 2074, 2174, 2274 14 °F to 140 °F (10 °C to 60 °C) –4 °F to 158 °F (–20 °C to 70 °C) WETTED COMPONENTS Model Diaphragm Process Connection Joints 2074, 2174, 2274 17-4 Stainless steel 316L Stainless steel Laser weldDISPLAY Type: LCD Display Digits: 5 Character Height: 3˝ case: 0.60˝ 41⁄2˝ case: 0.88˝ Backlight: Model 2174 requires battery backup as well to power the light (OPT.) Bar Graph: 10 segment Battery Life: 3˝ > 400 hours 41⁄2˝ > 2,000 hours of 5 2074, 2174 & 2274 Digital Pressure Gauges
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. The following non-Ashcroft trademarks are the property of their respective owners: Accu-Seal®, Hirschmann®, VCR®. For more information, see Ashcroft Brands & Trademarks ©2023 Ashcroft Inc. 2074-2174-2274_ds_RevI_09-28-23 ashcroft.com | 1.800.328.8258 | Contact Us MENU MODE Engineering Units: Up to 10 units of measurement are available; psi, in. H2O (with three temp. options: 20 °C, 60 °F, 4 °C*), ft. H2O, mPa, mBar, kPa, kg/cm2, Bar, in. Hg and mm Hg. Units available are based on full scale range of gauge. Configuration Mode (Config): Allows for changes to default settings of gauge including zero disable feature Auto Off (Off): Allows for changes to auto off of gauge, five options: Never, 2 min., 5 min., 15 min., 30 min. Update Rate (Update): Four options: 100 ms, 200 ms, 500 ms, 1 sec Dampening (Damp): Six options: None, average, 2, 4, 6, 8 times per 100 ms Backlite: Five options: Never, 10 sec., 30 sec., 1 min., 5 min. Field Recalibration: Allows for recalibration of zero, midscale and span (password protected) Graph: Program bar graph and scale 4-20 mA output Switch Setpoint (Swset): Programmable switch set and reset points KEYPAD FUNCTIONS On/Off: Manually turns unit on and off (auto off options in menu) Zero/Clear: Zeros display or clears min. and max. values when displayed Min./Max. (down) Arrow Key: Stores min and max values, arrow key allows for scrolling through menu items Menu Key: Provides access to menu options Enter: Selects items in the menu Backlite (up) Arrow Key: Manually turns backlite on and off (auto off options in menu), arrow key allows for five menu options. (up) arrow key allows for scrolling through menu options AGENCY APPROVALS Optional Intrinsically Safe, FM (Class I Div. I, Groups A-G) and CSA (Class I Div. I, Groups A-D, Class II Div. I, Groups E-G) 15,000 psi max full scale range 15,000 psi PRESSURE RATINGS Overpressure: Proof: Burst: 15 to ≤2,000 psi ≥3,000 to ≤5,000 psi ≥7,500 to ≤20,000 psi 2X Range 1.5X Range 1.2X Range 8X Range 3X Range 1.5X Range OPTIONAL FEATURES Battery backup Back light 4-20 mA output (model 2274 only) One or two SPDT dry contact switches (max contact rating 1 amp at 30 Vdc, 0.5 amp at 125 Vac) FM and CSA approved intrinsically safe (subject to some restrictions see ordering code) Metal tagging Cleaned for oxygen service Traceable calibration certificate Mercury free certificate Throttle screw/plug Custom cable length Mini Hirschmann® connector (3˝ only) front flange for panel mount (3˝ only) Protective front cover Black or orange protective rubber boot (3˝ only) Aluminum case (4½˝ only) of 5 2074, 2174 & 2274 Digital Pressure Gauges
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. The following non-Ashcroft trademarks are the property of their respective owners: Accu-Seal®, Hirschmann®, VCR®. For more information, see Ashcroft Brands & Trademarks ©2023 Ashcroft Inc. 2074-2174-2274_ds_RevI_09-28-23 ashcroft.com | 1.800.328.8258 | Contact Us ORDERING CODE Example: 45 2074 S D 04 L 1000# XFM Dial Size 45 - 4½˝ 45 30 - 3˝ Model 2074 - Battery Power 2074 2174 - 4-20 Loop 2274 - 24 Vdc Line Power System S - Stainless steel S Case Style D - Dry D Process Connection Size 4.5˝ Only 04 - ½ NPT 04 15 - G ½˝ B 09 - 9⁄16 -18 UNF 2B Female for pressure 15,000 psi or more LF - 7⁄16-20 w/ “O” ring seat 3.0˝ Only FF - 7⁄16 -20 UNJF 3B Female with ¼-28 UNF-2B RX - 9⁄16 -18 LH w/ cone KJ - ¼ BSPF RH - 7⁄16 -20 UNF 2B Female with 60° cone seal for pressure 15,000 psi or more SF - ¼ Female swivel compatible with VCR® fittings SM - ¼ Male swivel compatible with VCR® fittings 09 - 9⁄16 -18 UNF 2B Female with 60° cone seal for pressure 15,000 psi or more 3.0˝ & 4.5˝ 02 - ¼ NPT 13 - G ¼˝ B Process Connection Location L - Lower L E - Left (9 o’clock) D - Right (3 o’clock) T - Top Range (coding example, see range tables on page 4, for additional ranges) 1000# - 0-1,000 psi 1000# Options (if choosing an option(s) must include an “X”) X BK - Battery backup BL - Back light for display (Model 2174 also require BK option) AO - 4-20 mA output (2274 only) (See Note 1) U1 - 1 SPDT dry contact switch (2274 only) (max contact rating 1 amp at 30 Vdc, 0.5 amp at 125 Vac) U2 - 2 SPDT dry contact switches (2274 only) (max contact rating 1 amp at 30 Vdc, 0.5 amp at 125 Vac) FM - Factory Mutual Approval (FM not available with variation codes U1, U2, BL, AO, NH, MN, HN, AY), max pressure range 15,000 psi FM NH - Metal tag 6B - Cleaned for oxygen service C4 - Traceable calibration certificate MF - Mercury free certificate JZ - Custom length cable 3.0˝ Only HN - Mini Hirschmann® connector TU - Throttle plug FF - Front flange for panel mount PP - Protective front cover B1 - Black rubber protective boot B2 - Orange rubber protective boot 4.5˝ Only EN - 3 feet jacketed cable AY - Aluminum case SU - Accu-Seal® sensor at end of process connection, 2000 psi Max, ½ NPT only) TS - Throttle screw (Please note that connection code 02 is required. Use only with connection code 02, ¼” NPT ) 56 - Flush mounting ring Note 1: Use option “AO” only if also selecting option U1 or U2 switch output. If only 4-20 mA output is required, select model 217X. of 5 2074, 2174 & 2274 Digital Pressure Gauges
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. The following non-Ashcroft trademarks are the property of their respective owners: Accu-Seal®, Hirschmann®, VCR®. For more information, see Ashcroft Brands & Trademarks ©2023 Ashcroft Inc. 2074-2174-2274_ds_RevI_09-28-23 ashcroft.com | 1.800.328.8258 | Contact Us Standard psi ranges psi bar in. Hg mm Hg kPa MPa kg/cm2 ft. H2O RANGE CODE Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Vacuum Compound Pressure 1500# 0 1500.0 0 103.42 0 3054 - - 0 10342 0 10.342 0 105.46 0 3462 2000# 0 2000 0 137.90 0 4072 - - 0 13789 0 13.789 0 140.62 0 4615 3000# 0 3000 0 206.8 0 6108 - - - - 0 20.684 0 210.93 0 6923 5000# 0 5000 0 344.7 0 10180 - - - - 0 34.47 0 351.5 0 11538 10000# 0 10000 0 689.5 0 20360 - - - - 0 68.95 0 703.1 0 23077 15000#(1) 0 15000 0 1034.2 - - - - - - 0 103.42 0 1054.6 - - 20000#(1) 0 20000 0 1379.0 - - - - - - 0 137.89 0 1406.2 - - Standard bar ranges bar psi in. Hg mm Hg kPa MPa kg/cm2 ft. H2O RANGE CODE Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Low Range High Range Vacuum Compound Pressure 100BR 0 100.00 0 1450.3 0 2953 - - - 10000 0 10.000 0 101.91 0 3352 160BR 0 160.00 0 2320.5 0 4725 - - - 16000 0 16.000 0 163.15 0 5363 250BR 0 250.0 0 3626 0 7383 - - - - 0 25.00 0 254.9 0 8380 400BR 0 400.0 0 5801 0 11812 - - - - 0 40.00 0 407.9 0 13408 600BR 0 600.0 0 8702 0 17718 - - - - 0 60.00 0 611.8 0 20112 1000BR 0 1000.0 0 14503 - - - - - - 0 100.00 0 1019.7 - - 1350BR(1) 0 1600.0 0 23205 - - - - - - 0 160.00 0 1631.5 - - * 0.5% Accuracy only. (1) Requires use of pressure connection 09 or RH Note “-” in range table indicates unit of pressure is not included in this pressure range of 5 2074, 2174 & 2274 Digital Pressure Gauges
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. The following non-Ashcroft trademarks are the property of their respective owners: Accu-Seal®, Hirschmann®, VCR®. For more information, see Ashcroft Brands & Trademarks ©2023 Ashcroft Inc. 2074-2174-2274_ds_RevI_09-28-23 ashcroft.com | 1.800.328.8258 | Contact Us 1.60 1.68 2.62 4.87 3.47 1/2 NPT CONDUIT 38° 3.98 Dia. 5.38 BOLT CIRCLE 3X Dia. 0.62 ACROSS FLATS 1/2 or 1/4 NPT 0.22 Dia. 5.79 CLAMPING RING (1278G ONLY) WASHER SPACER POST “B” PANEL MOUNTING RING 6˝ RING DIA. 5.65˝ PANEL OPENING 5/16˝ MAX PANEL THICKNESS Flanged Mounting Ring 37° 3.9 Dia. 5.81 NPT 0.62 ACROSS FLATS Dia. 5.37 3X Dia. 0.24 1.5 2.6 1.4 3.3 Dia. 5.19 CLAMPING RING (1278G ONLY) WASHER SPACER POST “B” (3 REQ’D) (3 REQ’D) (3 REQ’D) (3 REQ’D) PANEL MOUNTING RING 6˝ RING DIA. 5.65˝ PANEL OPENING 5/16˝ MAX PANEL THICKNESS Flanged Mounting Ring 41⁄2˝ Fiberglass Reinforced Thermoplastic Case BOLT CIRCLE 100%0% w w w. a s h cr o f t . c o m 3.34 1.70 0.61 4.34 4.00 1.860 0.17 3˝ Stainless Steel Case (Flange welded to case) 1/2 OR 1/4 41⁄2˝ Aluminum Case DIMENSIONS in inches For reference only, consult Ashcroft for specific dimensional drawings 1.60 1.68 2.62 4.87 3.47 1/2 NPT CONDUIT 38° 3.98 Dia. 5.38 BOLT CIRCLE 3X Dia. 0.62 ACROSS FLATS 1/2 or 1/4 NPT 0.22 Dia. 5.79 CLAMPING RING (1278G ONLY) WASHER SPACER POST “B” PANEL MOUNTING RING 6˝ RING DIA. 5.65˝ PANEL OPENING 5/16˝ MAX PANEL THICKNESS Flanged Mounting Ring 37° 3.9 Dia. 5.81 NPT 0.62 ACROSS FLATS Dia. 5.37 3X Dia. 0.24 1.5 2.6 1.4 3.3 Dia. 5.19 CLAMPING RING (1278G ONLY) WASHER SPACER POST “B” (3 REQ’D) (3 REQ’D) (3 REQ’D) (3 REQ’D) PANEL MOUNTING RING 6˝ RING DIA. 5.65˝ PANEL OPENING 5/16˝ MAX PANEL THICKNESS Flanged Mounting Ring 41⁄2˝ Fiberglass Reinforced Thermoplastic Case BOLT CIRCLE 100%0% w w w. a s h cr o f t . c o m 3.34 1.70 0.61 4.34 4.00 1.860 0.17 3˝ Stainless Steel Case (Flange welded to case) 1/2 OR 1/4 41⁄2˝ Aluminum Case 1.60 1.68 2.62 4.87 3.47 1/2 NPT CONDUIT 38° 3.98 Dia. 5.38 BOLT CIRCLE 3X Dia. 0.62 ACROSS FLATS 1/2 or 1/4 NPT 0.22 Dia. 5.79 CLAMPING RING (1278G ONLY) WASHER SPACER POST “B” PANEL MOUNTING RING 6˝ RING DIA. 5.65˝ PANEL OPENING 5/16˝ MAX PANEL THICKNESS Flanged Mounting Ring 37° 3.9 Dia. 5.81 NPT 0.62 ACROSS FLATS Dia. 5.37 3X Dia. 0.24 1.5 2.6 1.4 3.3 Dia. 5.19 CLAMPING RING (1278G ONLY) WASHER SPACER POST “B” (3 REQ’D) (3 REQ’D) (3 REQ’D) (3 REQ’D) PANEL MOUNTING RING 6˝ RING DIA. 5.65˝ PANEL OPENING 5/16˝ MAX PANEL THICKNESS Flanged Mounting Ring 41⁄2˝ Fiberglass Reinforced Thermoplastic Case BOLT CIRCLE 100%0% w w w. a s h cr o f t . c o m 3.34 1.70 0.61 4.34 4.00 1.860 0.17 3˝ Stainless Steel Case (Flange welded to case) 1/2 OR 1/4 41⁄2˝ Aluminum Case 4½˝ Fiberglass Reinforced Thermoplastic Case 4½˝ Aluminum Case 3˝ Stainless Steel Case HIRSCHMANN ® CONNECTOR WIRING ( option XHN) MODEL 2174 Pin 1 Loop + Pin 3 Loop - MODEL 2274 Pin 1 DC + Pin 3 DC - of 5 2074, 2174 & 2274 Digital Pressure Gauges Hole Cutout Diameter 3.406 ˝