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AJINKYA ELECTRONIC SYSTEMS has developed an ENERGY SAVING PANEL, for saving electricity power consumed by STREET LIGHTS...

Ajinkya Electronic Systems bags a new order from a CANADA based Company, for supply of RS 485 based INTELLIGENT TERMINALS.

Ajinkya has successfully developed & supplied SMS ALERT SYSTEM to POWERGRID CORPORATION OF INDIA for Monitoring of Power Transmission Switches/Contractors. The system alerts the predefined, Preprogrammed SMS users about the failures on the power line.


Ajinkya Electronic developes Competition Display Product for Textair Limited an UK based company. This product will assist judges in conducting the Parachute Landing Competition, showing score, wind direction & wind speed displays.The product will be used first time in the International Parachute Landing Competition to be held in Taiwan from 26 th July .
The product awaits the FAI/ IPC Apex Body for this Competition approval.

Ajinkya Electronic Systems New Products
Electrical Vehicle Checkout Systems
We provide ECOS, electrical vehicle checkout systems. VCTS2000 is for testing electrical circuitry in a vehicle.

Steering Wheel Centering Systems
Ajinkya Electronic Systems have developed steering wheel centering system for automobile manufacturers.....

Alternator Test Bench
Ajinkya electronic systems has developed Alternator test bench to test the speed against voltage performance of the alternator motors......

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Home » Lab Control Instruments » Humidity Controller

Humidity Controller

Humidity controllers are micro-controller based highly versatile controllers for combined control of temperature and humidity. This Controller is available with PID control algorithm. Control parameters are user configurable on site. These controllers can accept input from different type of Humidity sensors as well as RTD sensor for Dry Bulb / Wet Bulb measurement technique. They are useful in pharmaceutical industry, environment chambers, green house rooms etc.
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IM3504L: Temperature Humidity controller with logging option.
IM3508: Temperature humidity logger


• Microcontroller based Digital Circuitry
• Two Row Four digit LED display for parameter indication.
• Dust proof membrane keypad for programming.
• Input interface : Pt 100 RTD for temperature.
p;RTD for Dry / Wet bulb technique. or
p;4-20 mA from Humidity sensor or
p;0-10 V or 0-3 V from Humidity sensor. (Factory set).
• Control algorithm independent PID
• NV RAM storage to retain setpoint in case of power failure.
• Control output : Relay outputs rated 230V / 5A (resistive) or
 High Low setpoint with Relay output for Compressor control.
• RS 232 Serial Interface for PC or Serial Printer (Optional).
• Real time Clock (Optional).



-199.9 to +199.9 / 399.9C


1-3 V (20-90%)
0-10 V (0-100%)
0- 5 V (0-100%)
4-20 mA

Supply Out

5 V / 12 V / 24 V optional


0.1 C


0.1 C (+199.9 range)
 0.2 C (+399.9 range) +/- 1 digit


230 V/5A (resi) or Open Collector Maximum 3 Nos.


8k / 32k / 64k memory


96 x 96 x 150 mm. (DIN standard).

See also: Data logger / Temperature controller / Profile controller

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