| PERFORMANCE SPECIFICATIONS |
| Accuracy, Three Classes (% Span) |
±.25 ±0.5 ±1.0 Includes non-linearity (Terminal Point Method), hysteresis, non-repeatability, zero offset and span setting errors
Best Fit Straight Line* (BFSL): ±.20 ±.40 ±.50
Includes non-linearity hysteresis, non-repeatability errors
*Add ±.05% for ranges above 5000 psi |
| Stability |
±0.25% Span/year @ reference conditions |
| Durability |
Greater than 10 million cycles |
| ENVIRONMENTAL SPECIFICATIONS |
| Temperature Limits |
Storage: –40 to +125°C (–40 to 257°F)
Process: –40 to +125°C (–40 to 257°F)
Operating: –40 to +125°C (–40 to 257°F)
Compensated*:–20 to +85°C ( –4 to 185°F)
*Consult factory for other options |
| Temperature Effects |
–20 to +85°C (–4 to 185°F)
• 1.0% of Span for .25% Accuracy Class
• 2.0% of Span for .50% and 1.0% Accuracy Classes |
| Humidity Effects |
No performance effects from 0 to 95% relative humidity, non-condensing, 0-100% RH with “W” enclosure
*Consult factory |
| FUNCTIONAL SPECIFICATIONS |
| Respone Time |
<2ms |
| Pressure Ranges |
Vacuum, gauge, compound and absolute pressure from 0-5 psi through 0-10,000. Equivalent ranges in bar available. See order guide section (reverse.) |
| Vibration Effect |
Shock: 100g Peak, 11ms
Random: 10g RMS, 20-2000Hz
Sweep: 50-2000Hz, 5g peak |
| Position Effect |
± 0.02% Typical |
| CE Mark (standard) |
EN 61326:1997 + A1: 1998 Annex A Heavy Industrial Immunity (Annex A, Table A.1) Light Industrial/Residential Emission (Table 4) |
| ELECTRICAL SPECIFICATIONS |
| Output Signal |
4-20mA* (2 Wire)
*For Intrinsically Safe see entity parameters for supply voltage and load limits. Refer to Ashcroft A4 Installation & Maintenance document “I&M011-10166-A4.” |
| Supply Voltage (unregulated)(Min) |
12Vdc |
| Supply Voltage (unregulated)(Max) |
30Vdc |
| Power Requirements |
See load chart page 2 |
| Electrical Terminations |
See To Order section (reverse) for options |
| Circuit Protection |
Reverse polarity and mis-wire proected |
| Insulation Resisance (Circuit to Case) |
100Mohm @ 30Vdc |
| PHYSICAL SPECIFICATIONS |
| Case |
Material 304SS |
| Wetted Materials |
316L SS diaphragm and presure port, optional 17-4PH SS diaphragm and 316L SS pressure port (see How to Order Section). |
| Ingress Protection Rating |
IP65; NEMA 7,9 All units less than 500 psi include a small metal sintered filter at the top of the unit. This is necessary to equalize the internal pressure with atmospheric pressure but can be a point of moisture ingress. |
| Ingress Protection Rating |
Enclosure |
Code |
Rating |
Basic
All Welded (w/o Z/S) |
(S)
(W) |
IP65, NEMA 4X
IP67, NEMA 6
|
| HAZARDOUS AREA CERTIFICATIONS |
| Intrinsically Safe – FM/CSA |
Intrinsic Safety: Class I, II and III Div.1 and 2, Groups A, B, C, D, F and G per entity requirements see Ashcroft drawing # 825A022
Non-Incendive: Class I, II and III Div.2, Groups A, B, C, D, F and G, no barriers needed |