Styrax Instruments India Private Limited
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Clean Room Process Monitor

Providing you the best range of clean room indicators and temperature rh differential pressure indicators with effective & timely delivery.

Clean Room Indicators


Clean Room Indicators
  • Clean Room Indicators
  • Clean Room Indicators
  • Clean Room Indicators
  • Clean Room Indicators
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Product Brochure
Product Details:
Minimum Order Quantity1 Unit
BrandStyrax Instruments
Display TypeDigital
Packaging TypeBox
Voltage24 V DC
Humidity0.0 - 100.0 %RH
Temperature0 to 50 deg C

The STYRAX “Clean Room Process Monitor” has been specially developed keeping process measurement requirements of CLEAN ROOMS in Pharmaceutical industries. The Process Monitor can measure Temperature, RH Inbuilt integral Sensor, Differential Pressure Inbuilt sensor or three analog inputs or two analog inputs and inbuilt differential pressure sensor. It has on demand dew point display. The Monitor has status LEDs for process violation indication. RH, Temperature and Differential pressure will display individually and data transfers to any master device on MODBUS RTU RS-485 communication. It also has communication diagnosis LED. The monitor has inbuilt buzzer for audible process violation. It has keypad to program and calibrate the instrument by user. It has Stainless steel Modular Face plate, which is designed as a mounting accessory for monitor suited for Brick and Modular wall for Clean Room applications where you need flush mounting mechanism.

Features :
  • Advanced Microcontroller based process measurement.
  • Programmable channel ranges and unit selections.
  • Programmable resolution.
  • 4 Digit, 0.39 bright 7- Segment LED display for displaying Temperature, RH and DP.
  • User selectable set limits for process value violation.
  • Process parameter status indication with 3 Bi-Color 3mm LEDs.
  • Inbuilt buzzer to audible process value violation.
  • Password protection for calibration and programming mode.
  • Software Calibration for 3 channels.
  • MODBUS RTU multi drop RS-485 serial communication for PLC, SCADA, etc.
  • Programmable baud rate between 9.6k/19.2k/38.4k.
  • Diagnosis indication of Communication with master.
  • User programmable offset correction.
  • Brick and modular wall mounting.
  • Stainless steel enclosure.
Specifications:Input Type

Inbuilt Integral Sensors/4-20mA/0 to 10VDC.

Measuring Ranges

%RH: 0.0 to 100%RH.

Temp: -40°C to 100°C.

DP: -105.4 to 105.4 mmWC, -1034 to 1034 Pascal's and 8 types of units with equivalent values.


%RH: ±2% RH for 10 to 90% and±4% RH for remaining.

Temperature: ±0.3°C for 0°C to 50°C and 2°C for remaining.

DP: ±1.5% for all units.


%RH: 1/0.1% RH.

Temp: 1/0.1°C.

DP: 0.1mmWC.

Power supply:


Model No.Input TypeNo. of ChannelsDisplayDimensions


Temp., RH and DP Inbuilt Sensor

30.39"150 X 90 X 38


Temp and RH Inbuilt Sensor

20.39"150 X 90 X 38


4-20 mA / 0 - 10 VDC

30.39"150 X 90 X 38


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Temperature RH Differential Pressure Indicators


Temperature RH Differential Pressure Indicators
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Product Details:
BrandStyrax Instruments
Display TypeDigital
Voltage0-10 V DC
Temperature-20 to +100 deg C
Isolated Current4-20 mA
RH0 to 100% RH

We are prominently engaged in delivering RH Indicator at clients' premises. These temperature and humidity indicators are made utilizing premium grade raw material, which is sourced from trusted vendors of the market. Along with this, the offered range of thermo-hygrometers is widely appreciated among the clients for its features such as high performance and longer functional life.


  • Fine functioning
  • Durable finish standards
  • Reliable performance
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Ram Bandi (Sales Director)
Styrax Instruments India Private Limited
H. No. 2-77, Gajularamaram
Hyderabad - 500014, Telangana, India
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