VIATRAN

Model 848 Pressure Transmitter

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*
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
  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

 
Supply Voltage:
15 Vdc max
 
Power Supply Regulation Effect
≤±0.05% FSO per Volt
 
Output Signal
3 to 5 PSI: 5 mV/V
10 PSI and up: 10 mV/
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

Enclosure Materials
304 and 316 stainless steel
 
Wetted Materials
316 Stainless Steel
Identification
Laser etched onto body
  Mounting May be supported by pressure connection

MECHANICAL

 
Pressure Connection:
1/4" - 18 NPT Female 1/4" - 18 NPT Female (0-3.3 thru 0-1034 bar
 
Proof Pressure:
<=500 PSI lesser of 3x or 1200 PSI
>=500 PSI lesser of 5x or 10K PS
 
Burst Pressure:
<=500 PSI lesser of 5x or 2400 PSI
>=500 PSI lesser of 5x or 10K PS
Weight 10 oz.

DIMENSIONS