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Digital Differential Pressure indicator

Digital Differential Pressure indicator
Digital Differential Pressure indicator
Product Code : DP 105I
Brand Name : Styrax
Product Description


            The STYRAX “Differential Pressure Indicator” is specially designed to indicate the pressure difference between two different areas. The large 4½ digit, 0.4” high LED display is easy to read, even from a distance. Two alarms can be selected for above or below set point control, 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.

 It has keypad to programming the 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. This instrument enables you to measure humidity, temperature and differential pressure in the following fields:

·         HVAC (Heating, ventilation, Air conditioning, cooling)

·         Pharmacy industry.

·         Blood stations, pharmacies.

·         Horticultural and cultivation of plants.


Features and Specifications 



·         Advanced Microcontroller based inbuilt DP measurement.

·         Software programmable channel ranges, units & resolution.

·         User programmable for measurement.

·         4 Digit, 0.4” bright LED display for displaying differential pressure.

·         Process parameter status indication with LEDs.

·         Process value violations display indication.

·         User selectable set limits for process value violation.

·         Inbuilt buzzer to audible process value violation.

·         Password protection for programming mode.

·         Software Calibration.


·         Pharmaceutical industry.

·         Blood Banks.

·         Horticulture.

·         HVAC (Heating, Ventilation, Air conditioning, Cooling).


Differential Pressure  Indicator

Model no: DPI105


No. of inputs                    :   1

Display                              : 0.5” 7 segment LED

Status indication          : RED LEDS

Programming                 :Through 5 keys

Measuring Range         : -105.4 – 105.4 mmWC

Alarm                                     : Audible and visible

Accuracy                          :0 to 10 mmWC 2% on FS

                                                10 to 100 mmWC 1% on FS

Response time              : 1sec      

Communication type :RS-485 isolated

Baud rate                        :9600/19200/38400

Protocol                           : MODBUS RTU

Power supply                : 20-30VDC

Enclosure                        : SS316 faceplate with MS box

Mounting                         : Brick and Modular wall