Differential Pressure Transmitter:

Description :

The STYRAX “Differential Pressure Transmitter” is specially designed to indicate the pressure difference between two different areas and Transmits analog output for building automation and HVAC industry. The large 4 digit, 0.56” 7 segment LED display is easy to read, even from a distance. Alarm Maximum, high and low, set limit can be configured, which can help the user to monitor the DP and to take necessary actions to maintain the room conditions as per the requirement or application. Differential Pressure Transmitter displays and data transfers to any master device on MODBUS RTU RS-485 communication. It has proximity keypad to program instrument by user. It has Stainless steel Modular Face plate, which is designed as a mounting accessory for monitor suited for Modular wall Clean Room applications where you need flush mounting mechanism.

Features :

  • Advanced Microcontroller based DP measurement and Transmitter.
  • Software programmable channel ranges, units & resolution.
  • Process parameter status indication with LEDs.
  • Process value violations display indication.
  • Software programmable measurement range settings.
  • High input impedance.
  • Software calibration – No trim pots.
  • PC programmable.
  • User selectable set limits for process value violation.
  • Inbuilt buzzer to audible process value violation.
  • Password protection for programming mode.
  • Software Calibration

Specifications :

  • Input Type: Inbuilt piezo-resistive DP Sensor.
  • 4 Digit, 0.56” bright LED display for displaying differential pressure.
  • Output Type: 4-20mA or 0-10VDC.
  • Measuring Range: -105.4 to 105.4 mmWC, -1034 to 1034 Pascal's and 8 types of units with equivalent values.
  • Accuracy: 1.5% of FSD.
  • Operating Voltage: 24VDC.
  • Enclosure: SS304 faceplate with ABS enclosure.
Model No. Input Output Dimensions
DPI105DT Inbuilt Sensor 4 - 20mA 112 x 39
DPI105DTV Inbuilt Sensor 0 - 10VDC 112 x 39


Styrax Instruments India Pvt. Ltd., has been one of the prominent manufacturers and suppliers of Process Measure and Control Systems, Clean room Interlocking Systems, Automation Solutions and hi-tech security and access control systems.

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STYRAX Instruments India Pvt Ltd.
H.No: 2-77, Near Gajularamaram Chowrastha,
Gajularamaram, Hyderabad - 500055.
Telangana, India.
Mobile :
+91 9989222456 (Director Sales)
+91 9640447474 (Head Operations)
+91 9248068489 (Asst. Manager Sales)
+91 9248068487 (Coordinator Sales)