Sanitary pressure transmitters

Model 350 Pressure Transmitter

Model 350 Pressure Transmitter

A flush diaphragm inhibits bacterial growth and facilitates Clean in Place (CIP) systems. The quick-disconnect Tri-clamp connections make these transmitters ideal for pharmaceutical, dairy and food processing applications where frequent cleaning is required.

Poptávkový systém

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MODEL 350 PRESSURE TRANSMITTER

Flush Machined Diaphragm Sensor, Tri-Clamp Fitting


Viatran technology allows for accurate pressure measurement up to 1000 PSI. The transmitter also has no moving parts, isolation diaphragm, or oil fill to contaminate your process fluid.A flush diaphragm inhibits bacterial growth and facilitates Clean in Place (CIP) systems. The quick-disconnect Tri-clamp connections make these transmitters ideal for pharmaceutical, dairy and food processing applications where frequent cleaning is required.

Performance characteristics

Full Scale Pressure Range 0-100, 150. 200, 250, 300, 400, 500, 750, 1K PSIS, PSIA

Combined Accuracy (Non-linearity, Hysteresis, Repeatability)

≤0.4% FSO
Full Scale Output (FSO) 16 mA at 70°F (21°C)
Resolution Infinite
Long Term Stability ≤±0.25% FSO per 6 months
Pressure Connection Effect Zero Balance ≤±0.1%
Response Time (mechanical & electrical combined) 2 Sec (electronically damped)
Temperature Effect on Zero ≤±2% FSO per 100°F (37°C)
Temperature Effect on Span ≤±1% FSO per 100°F (37°C)
Operating Temperature Range 0°F to 180°F (-17°C to 82°C)
Process Temperature Range -65°F to 250°F (-53°C to 121°C)
Storage Temperature Limits -65°F to 250°F (-53°C to 121°C)

Electrical characteristics

Sensor Technology Bonded foil strain gage
Supply Voltage 9 to 30 Vdc
Power Supply Regulation ≤±0.04% FSO per Volt
Output Signal 4 - 20 mA at 70°F (21°C)
Load Impedance 1300 Ohms max at 36 Vdc
Ripple ≤±0.08% FSO
Zero Balance 4 mA Fzero±5% FSO at 70°F (21°C)
Circuit Protection Varistor protected across the input leads for surges above 38 V nd currents to 250 Amps peak with a pulse width of 8-20 µSecs. Reverse polarity protected
Bridge Resistance 5000 Ohms nominal
Insulation Resistance ≤100 MegOhms at 50 Vdc
RFI/EMI Suppression 1/2” NPT male conduit, 3 wires, 18 AWG, 36”
Electrical Connection 1/2” NPT male conduit, 3 wires, 18 AWG, 36”
Wire Color Code
 
Red
+Power/Signal
Black
-Power/Signal
Green
Case Ground

Materials of Construction

Enclosure Materials

15-5, 304, and 316 stainless steel

Wetted Parts

316 stainless steel

Identification .Laser etched onto bod
Measured Fluids Any gas or liquid compatible with 316 stainless steel

Mechanical characteristics

Pressure Connection 1 1/2”, 2”, 2 1/2” Tri-clamp
Proof Pressure

1.5 times rated range

 

Burst Pressure

≤3 times rated range or max orange of clamp and tubing, whichever is less

Options 

BZ
Mini change connector
DG
Improved temperature compensation
DH
Special range
EA
Special calibration
TF
FM Intrinsic Safety
NH
Customer specified identification
NSR
Non-standard range
PW
1/8 DIN digital indicator
ZP
CIA-C814-10-6P-10-0A1
Note:
Application of some available options may affect standard performance. Consult your Viatran Representative for details.
 

Drawings

 

 

 

Model 351 Pressure Transmitter

3A, Flush Machined Sensing Diaphragm, External Adjustment, Tri-Clamp Fitting

Viatran technology allows for accurate pressure measurement up to 1000 PSI. The transmitter also has no moving parts, isolation diaphragm, or oil fill to contaminate your process fluid.

Certificates & Approvals

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