TDP 310 Differential Pressure Transmitter

The SENSVISION TDP 310 is a compact differential pressure transmitter for industrial applications, designed around a piezoresistive stainless steel sensor that can be pressurized on both sides with fluids or gases compatible with stainless steel 1.4404 (316L) and 1.4435 (316L). It calculates the pressure difference between the positive and negative ports and outputs a stable electrical signal for monitoring and control. Differential pressure ranges are available from 0 to 20 mbar up to 0 to 16 bar, supporting both very low differential measurements and higher differential applications within a single device family.

Built for demanding mechanical environments, the SENSVISION TDP 310 is engineered to remain reliable under dynamic pressures, vibration, and shock. A key capability is its high permissible one sided static pressure relative to the selected differential range, allowing the transmitter to operate in systems where line pressure is significantly higher than the differential being measured. Output options include 4 to 20 mA two wire and 0 to 10 V three wire, with an intrinsically safe Ex ia option available for hazardous areas when using the 4 to 20 mA two wire configuration.

Performance And Design Highlights Of The SENSVISION TDP 310 Differential Pressure Instrument

  1. Wet Wet Differential Measurement For Liquids And Gases
    Both pressure ports can be loaded with compatible media, enabling true differential pressure measurement across filters, restrictions, and process components.

  2. Compact Differential Pressure Transmitter Body For Tight Installations
    The compact design supports integration into machines and skids where installation space is limited.

  3. High Static Pressure Tolerance For Unequal Line Pressure Conditions
    The transmitter can withstand high one sided static pressure relative to the differential range, supporting robust operation in real world piping and hydraulic layouts.

  4. Selectable Analogue Outputs For Control Systems And PLC Inputs
    Choose 4 to 20 mA two wire for robust current loop transmission or 0 to 10 V three wire for voltage input applications.

  5. Stable Measurement Performance Under Vibration And Shock
    Mechanical robustness supports reliable measurement in dynamic machinery and industrial environments.

  6. Optional Intrinsically Safe Version For Hazardous Area Installations
    Ex ia option is available for gases and dusts, supporting compliance focused deployments where required.

Applications For The TDP 310 Differential Pressure Transmitter

The SENSVISION TDP 310 is well suited for industrial differential pressure measurement where compact design, wet wet capability, and tolerance to static pressure are important for dependable operation.

  • Filter monitoring and filter clogging detection in liquid or gas lines
  • Differential pressure measurement across pumps, valves, and flow restrictions
  • Machine and plant engineering skids requiring compact instrumentation
  • Energy industry auxiliary systems requiring stable differential pressure feedback
  • Water process systems such as distribution, treatment, and booster stations

Specifications Of The SENSVISION TDP 310 Differential Pressure Transmitter

SpecificationDetail
Product TypeDifferential pressure transmitter for liquids and gases
Measuring PrinciplePiezoresistive stainless steel sensor
Differential Pressure Ranges0 to 20 mbar up to 0 to 16 bar (range dependent)
Nominal Pressure PN Options0.2, 0.4, 1, 2.5, 6, 16 bar
Turn Down CapabilityUp to 10 to 1 (range dependent)
Permissible One Sided Static Pressure0.5, 1, 3, 6, 20, 60 bar (PN dependent)
Standard Output Signal4 to 20 mA, 2-wire
Optional Output Signal0 to 10 V, 3-wire
Supply Voltage For 4 To 20 mA12 to 36 VDC
Supply Voltage For IS 4 To 20 mA Option14 to 28 VDC
Supply Voltage For 0 To 10 V14 to 36 VDC
Accuracy For TD Up To 5 To 1≤ ±0.5% span (per datasheet conditions)
Accuracy For TD Above 5 To 1≤ ±1% span (per datasheet conditions)
Long Term Stability≤ ±0.2% span per year
Response Time< 5 msec
Thermal Effects BandPN 0.2: ≤ ±2.5% span, PN 0.4: ≤ ±2% span, PN ≥ 1.0: ≤ ±1.5% span
Compensated Temperature Range0 °C to 50 °C or 0 °C to 70 °C (PN dependent)
Permissible Medium Temperatureminus 25 °C to 125 °C
Permissible Ambient Temperatureminus 25 °C to 85 °C
Storage Temperatureminus 40 °C to 100 °C
Short Circuit ProtectionPermanent
Reverse Polarity ProtectionNo damage, but no function
EMCEmission and immunity according to EN 61326
Vibration10 g RMS (20 to 2000 Hz)
Shock100 g for 11 msec
Ingress ProtectionIP 65
Pressure Port MaterialStainless steel 1.4404 (316L)
Diaphragm MaterialStainless steel 1.4435 (316L)
Housing MaterialAluminium, black anodized
Seals (Media Wetted)FKM (others on request)
WeightApprox. 250 g
Operational Life100 million load cycles
CE Conformity ReferenceEMC Directive 2014/30/EU
ATEX ReferenceATEX Directive 2014/34/EU (Ex ia option)

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