Model 848 Pressure Transmitter
848 is a mv/V output, oil fill sensor with hazardous location approvals. In ranges from 1.5 to 5K, the 848 is available in Vacuum, Absolute and Gage formats to cover a broad spectrum of applications.
PERFORMANCE
| Full Scale Pressure Ranges | 0-3 thru 0-5000 PSIG, PSIS 0-15 thru 0-5000 PSIA .0-15 PSIV* |
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| Linearity (Best Fit Straight Line) | ≤ ±0.25% | |
| Hysteresis | ± 0.05% FSO | |
| Repeatability | ± 0.05% FSO | |
| Full Scale Output (FSO) | mV/V | |
| Zero Balance | ≤ ±1% FSO | |
| Long Term Stability | ≤±0.25% FSO per 6 months | |
| Response Time | ≤ 1 mSec to reach 90% FSO | |
| Temperature Effect on Zero | ≤±1% FSO per 100°F (37°C) | |
| Temperature Effect on Span | ≤±1% FSO per 100°F (37°C) | |
| Compensated Temperature | 32°F to 180°F (0°C to 82°C) | |
| Operating Temperature | -40°F to 185°F (-40°C to 85°C) | |
| Storage Temperature Limits | -65°F to 250°F (-54°C to 121°C) | |
| * For PSIV and Compound Range units: | Temperature Effect on Zero ≤±3.0% per 100°F Compensated Temperature Range 32°F to 170°F (0°C to 77°C |
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| Output signal | 5 mv/V Approved units mayhave an additional .19" housing length for vacuum and compound ranges NG and NY hazardous location approval option codes are not available on vacuum and compound range unit |
ELECTRICAL
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Supply Voltage:
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15 Vdc max
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Power Supply Regulation Effect
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≤±0.05% FSO per Volt
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Output Signal
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3 to 5 PSI: 5 mV/V
10 PSI and up: 10 mV/ |
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| Circuit Protection | Output may be short-circuited indefinitely. Input polarity may be reversed. Over voltage protected to 1000 volts. <1 msec duration | |
| Insulation Resistance | <5nS Conductance | |
| Electrical Connection | 1/2" NPT (M), 18 AWG wire, 72" lon | |
| Wire Color Codes |
Red +Power Black +Signal Green -Power White -Signal Brown Case Ground |
MATERIALS OF CONSTRUCTION
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Enclosure Materials
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304 and 316 stainless steel
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Wetted Materials
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316 Stainless Steel
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Identification
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Laser etched onto body
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| Mounting | May be supported by pressure connection |
MECHANICAL
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Pressure Connection:
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1/4" - 18 NPT Female 1/4" - 18 NPT Female (0-3.3 thru 0-1034 bar
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Proof Pressure:
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<=500 PSI lesser of 3x or 1200 PSI
>=500 PSI lesser of 5x or 10K PS |
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Burst Pressure:
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<=500 PSI lesser of 5x or 2400 PSI
>=500 PSI lesser of 5x or 10K PS |
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| Weight | 10 oz. |
