High pressure transmitters

Model 870 Pressure Transmitter

Model 870 Pressure Transmitter

870 employs a solid machined diaphragm sensor which provides a rugged and reliable solution with excellent repeatability and resistance to pressure spikes. 870 hazardous approval options include Intrinsically safe and Explosion proof for US, Canada and Atex.

Inquiry system 

Configure your own product according to your requirements and needs. If you are unsure of the configuration, provide us in the notes the necessary information about the existing sensor or product, even a competitor. We will be happy to help you find an alternative Viatran product. If your request is urgent, let us know. We will do our best to help you resolve this situation to your satisfaction as quickly as possible. If we have all the information, we are able to offer a model with minor differences, which is in stock and you can have another product available the next day.

If you need more information do not hesitate to contact us.

Viatran Configuration Code:


PERFORMANCE

  Full Scale Pressure Ranges 0-100 thru 0-100K PSIS (0-6.89 thru 0-6894 bar)
Linearity (Best Fit Straight Line) 0-100 PSI (0-6.89 bar) ±0.5%
150-10K PSI (10.3-6.89 bar) ±0.2%
15K-100K PSI (1034-6894 bar) ±0.25
Hysteresis ≤0.15% FSO
  Repeatability ≤0.15% FSO
Full Scale Output (FSO) 2 mV/V
Zero and Span Balance 2 mV/V
  LongTerm Stability ≤±0.25% FSO per 6 months
Response Time <2 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 70°F to 170°F (21°C to 76°C)
  Operating Temperature -40°F to 190°F (-40°C to 87°C)
  Storage Temperature Limit -65°F to 250°F (-53°C to 121°C)

ELECTRICAL

 
Supply Voltage:
10 Vdc nominal, 15 Vdc maximu
 
Power Supply Regulation Effect
Ratiometric
 
Output Signal
2 mV/Volt (Nominal)
Bridge Impedance 5000 Ohms nominal
Insulation Resistance 1000 MegOhms to case ground at 50 Vdc and 70°F (21°C)
Electrical Connection

1/2" NPT (M), 18 AWG wire, 72"

  Wire Color Codes

Red +Power

Black +Signal

Green -Power

White -Signal

Calibration Signal Accuracy ±1.0% FSO. The exact signal to pressure correlation is provided with each unit
Circuit Protection Varistor protected across the input leads for surges above 40V and currents to 250 Amps Peak with a pulse width of 20 µSec. Reverse polarity protected
Bridge Resistance 5000 Ohms nominal
Insulation Resistance ≥200 MegOhms to case ground (≤5 nS)
RFI/EMI Negligible to 500 MHz at 5 Watts direct contact

MATERIALS OF CONSTRUCTION

Enclosure
0-100 thru 0-15K PSI
15-5 PH and 316 stainless steel (0-6.8 thru 0-1034 bar)

0-20K thru 0-100K PSI
316 SST and PH 13-8 Mo SST (0-1378 thru 0-6894 bar)
 
Wetted Parts
0-100 thru 0-15K PSI
15-5 PH stainless steel (0-6.8 thru 0-1034 bar)

0-20K thru 0-100K PSI
PH 13-8 Mo SST (0-1378 thru 0-6904 bar)
Weight
24 oz. (0.680 kilograms)
  Enclosure Classification NEMA 4X
  Identification Laser etched onto body

MECHANICAL

 
Pressure Connection:
0-50 thru 0-15K PSI
1/4" - 18 NPT Female (0-3.3 thru 0-1034 bar)

0-20K thru 0-50K PSI
1/4" F250-C High Pressure Tube (0-1378 thru 0-3447 bar)

0-60K thru 0-100K PSI
5/16" F312C High Pressure Tube (0-4136) thru 0-6894 bar
 
Proof Pressure:
0-100 thru 0-15K PSI
1.5 times FSPR or 20K PSI (1378 bar), (0-6.8 thru 0-1034 bar) whichever is less
0-20K thru 0-100K PSI
1.2 times FSP (0-1378 thru 0-6894 bar)
 
Burst Pressure:
0-100 thru 0-15K PSI
≥ 2.3 to 5 times FSPR dependent on (0-6.8 thru 0-10342 bar) sensor
0-20K thru 0-100K PSI
1.5 times FSPR or 125K PSI (8618 bar) (0-1378 thru 0-6894 bar) whichever is les
Mounting May be supported by pressure connectio
Identification Laser etched onto body