High performance pressure transducer

Model 346 Pressure Sensor

Model 346 Pressure Sensor

Viatran's 346 pressure sensor is an electronic pressure transmitter designed to accurately measure barometric pressure to within 0.01 in HgA. The 346 measures pressures over standard ranges of 25 in HgA to 32 in HgA.

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:
25" to 32" HgA standard (Optional ranges can be factory set from 16" HgA lower range limit to 35" HgA upper range limit, 7" Hg span minimum.)
 
Nonlinearity (Best Fit Straight Line):
≤±0.007” Hg

Response Time:

<±5 mSec
Repeatability:
≤±0.007" Hg
 

Hysteresis:

≤±0.007" Hg
 

Zero Repeat After 100° F Temperature Shift:

< ±0.007" Hg
Long Term Stability: < ±0.035" Hg per 6 months
  Compensated Temperature Range: 70° F to +170° F
  Ambient Operating Temperature Range: -40° F to +185° F
Storage Temperature Limits: -40° F to +250° F
  Temperature Effect on Zero: < ±0.01" Hg per 1° F 
  Temperature Effect on Span: < ±0.01" Hg per 1° F

ELECTRICAL

 

Supply Voltage:
9 to 40 VDC
Power Supply Regulation:
≤±0.000007" Hg per Volt
Output Signal:
4 to 20 mA
 

Output Signal Noise Levels:

< 32 µAmps

Load Resistance :

1500 Ohms maximum at 40 VDC

Zero Balance

Actual output at 25" HgA will be etched onto body. Tolerance of stated value is <±0.01" Hg of actual.

Span

Actual output at 32" HgA will be etched onto body. Tolerance of stated value is <±0.01" Hg of actual.

Circuit Protection

Reverse polarity protected. Output may be short circuited indefinitely. Input circuit protected to 1000 Volts 

Insulation Resistance

≤ 5nS
 

Electrical Connections

Bendix PT02E-10-6P, mates with PT06E-10-6S (SR)

 

Wire Pin Code

​Pin A + Power
Pin B - Power
Pin C + Signal
Pin D - Signal
Pin E No connection
Pin F No connection

MATERIALS OF CONSTRUCTION

 

 
Wetted Parts
316 Stainless steel, Viton “O”-Ring
Housing
304L Stainless steel
Weight
15 oz.
  Identification Laser etched onto body

MECHANICAL

 

Pressure Connection:
1/4" NPT Female
Proof Pressure:
85 PSIA (173" HgA)
Burst Pressure:
2K PSI
 

Pressure Cavity Volume:

0.25 cubic in.
 

Mounting:

May be supported by pressure port.

OPTIONS

 

Alternate Electrical Connectors:

 
 

BA

(K)PTIH-12-8P

BE

Aphenol 165-15

BG

(K)PTIH-10-6P

BI

DIN 43650

BK

WK4-32S

BL

WK6-32S

BM

WKA7-32S

BN

(K)PTIH-8-4P

BQ

(K)PT02H-10-6P

BR

CF3102E-14S-6P

BS

CF3102E-14S-5P

Performance options:

 
 

DG

Improved temperature performance to 0.00072" Hg per 1° F (zero and span)

DH

Special ranging

EA

Twenty point calibration run at specified temperature

GE

Buna “O”-Ring

NH

Custom identification
 

Alternate Pressure Ports:

 
 

YA

MS33649-04
 

YH

1/8" NPT(M)
 

YI

1/8" NPT(F)
 

YK

1/4" NPT(M)
 

YN

3/8" NPT(F)
  YP 1/2" NPT(M)
 

YR

1/2" NPT(F)
  Note:

Note: Application of some available options may affect standard performance. Consult your Viatran representative for details.