Sigma Controls
Sigma Controls
Odhav, Ahmedabad, Gujarat

Instrumentation Equipment

We provide our clients with a wide range of Hi-Tech Instrumentation Equipments, which comprises, various electric and electronic items. Our range of hi-tech instruments are extensively used in various Packaging, Scientific, Furnace, Sugar and Engineering Industries. These hi-tech instruments being offered by us are well tested by our experts.

Humidity Controller

Humidity Controller
  • Humidity Controller
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Approx. Price: Rs 2,500 / PieceGet Latest Price

Product Details:

Temperature Rangeupto 100 Degree C
ApplicationTo increase and Decrease Humidity.

We are an eminent organization engaged in manufacturing, supplying, trading and exporting Humidity Controller. Controls temperature range between 0 to 65°C, it is driven by a 10 turn helical potentiometer. The humidity control range lies between 0 and 100 % and also has a high accuracy rate of 1% for RH and 0.10C for temperature. The display of these controllers is directly fed from micro processor to self internal look up tables. The Humidity Controller offered by us is provided with two relays for controlling temperature and humidity.




  • Size: 96(w)x96(h)x65(d) mm

  • µicrocontroller based,

  • Four digit dual display

  • Supply 100-260 VAC

  • Input : PT100 RTD, rH sensor

  • Output: 1. Dry Heater Relay Contact or SSR, 2. Wet Heater Relay contact or SSR,

  • Cooling Relay contact or SSR

  • Control action: Temperature & Humidity-PID (Auto tune) and Cooling control -On/Off

  • Heating and Cooling control

  • Range: Temperature 0 to 60.0 & Humidity 10 to 90% rH

  • Heating & cooling Temperature & Humidity As per range adjustable in set mode.

  • Alarm setting -25.0 to 25.0 adjustable above and below set value.

  • Ct 1 to 60 for ssr output adjustable

  • Auto tuning require for pb, It & dt value of Humidity & Temperature

  • Cooling Hysteresis 0.2 to 25.0 adjustable

  • Delay 0 to 250 second adjustable for cooling control

  • Open display if Sensor break

  • Relay trip if sensor breaks or connection open

  • Calibration Error correction by front key switch (No preset setting)

  • Configure link at Back terminal to avoid unauthentic entry.

  • Defrost On & Off setting for auto defrost

  • Manual defrost on by increment key

  • RS485 Output Optional


Additional Information:

  • Item Code: H-C-002
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On Line Moisture Indicator and Controllers

On Line Moisture Indicator and Controllers
  • On Line Moisture Indicator and Controllers
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Approx. Price: Rs 2,500 / PieceGet Latest Price
We have gained the specialization in offering On Line Moisture Indicator and Controllers. These are made as per market demand using the advanced technology and advanced material that is bought from reliable vendors. Our products are extremely applauded in the market due to durability, top performance and longer life service. Due to high demand, we are providing this product in bulk at inexpensive prices.


  • Excellent finish
  • Easy to use
  • Simple functionalitie
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  • SMPS
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Approx. Price: Rs 1,050 / PieceGet Latest Price

Backed by rich industry experience, we are able to manufacture, supply, trade and export SMPS devices to our esteemed customers. These devices are designed and developed by our efficient team of software engineers by employing innovative techniques and technology. Available in different specifications to meet the variegated demands of clients, these devices conform to the international quality standards. In addition to this, the SMPS devices offered by us are available at market leading prices.

The range includes:

  • Single Output type in5V/ 12V/ 24V/ 48V

  • Currents of 0.6 Amps to 100 Amps

  • Dual output type

  • Triple output type

  • Quad output type

  • DIN RAIL Type

  • 3 phase AC input type

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AC Variable Frequency Drives

AC Variable Frequency Drives
  • AC Variable Frequency Drives
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We are one of the prominent manufacturers and suppliers of AC Variable Frequency Drives that are based on advanced technology of space voltage vector PWM control. This smart solution is designed while keeping in mind various processes involved in the process to provide better control and higher energy savings.


Technical Specifications:

  • Integrated V/F control, V/F+PG control, vector +PG control
  • 10 frequency setting modes, analog terminal can accept the signal of DC 0~10V, DC 0~20mA
  • Central control module based on DSP (Digital Signal Processing), realizes high speed and high performance control
  • At most 7 steps speed control and 8 steps acceleration control can be realized
  • 6 Programmable output control terminals
  • Internal PID function, realize high performance closed loop control
  • Support Feedback Signal: 0~10V, 1~5V, 0~20mA, 4~20mA
  • Catch on fly; RPM display even after coast to stop
  • Forced communication function, support standard RS485 and Can Bus, supply remote keyboard control function
  • Humanization display menus, liquid crystal display, and LED display, display 3 state parameters simultaneously
  • High-efficient faults inquiry and record function, conveniently obviate the fault
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Infrared Temperature Measuring Systems

Infrared Temperature Measuring Systems
  • Infrared Temperature Measuring Systems
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Approx. Price: Rs 250 / PieceGet Latest Price

We dexterously manufacture and supply of Online Infrared Temperature Measuring System, which is equipped with infrared non contact temperature sensor to detect any rise or fall in temperature. Lager display, accurate & quick temperature reading of ceramic tiles, auto activation are some of many advance features of online infrared temperature measuring system. Our machines are widely used for continuous measurement of surface temperature of objects passing through process line. Moreover, Our machines are available in three different models, which are:



SOT 72

Control panel with buzzer for indication of high & low temperature

SOT 54

Temperature indicating unit with panel

SOT 63

Temperature controlling unit with high & low set point

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Reach Us
Rajesh Bhavsar (Partner)
15, Jahnvi Industrial Estate, S. P Ring Road Circle Near Safari Hotel, Odhav
Ahmedabad- 382415, Gujarat, India

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