Parametric Research & Control

Kadipur Industrial Area, Gurugram, Haryana

PRC offers wide range of LVDT to suit various laboratory requirement pertaining to the displacement measurement. These LVDTs are available in two options such as AC to AC and DC to DC voltage/current.

Technical Specification:

• Application Linear position measurement
• Excitation voltage 2-10 V AC/DC
• Stroke 5 mm to 500 mm
• Hysteresis (mm) 0.25
• Repeatability (mm) 0.08
• Linearity (% FS) 0.05 / 0.10
• Material of construction SS / Aluminum
• Housing Suitable housing provided
• Protection IP-66
• Operating temp. Range (C) -20C+55C

Digital Displacement Indicators

• Application- Linear measurement
• Display- 5 / 6 Digit 7 Segment display.
• Inputs- LVDT
• Calibration- Auto Calibration
• Output- 2 Set point Relay output / 1 Relay output
• Protection- Against Over travel
• On Screen display- Displacement
• Function mode- Unit conversion & Peak hold function
• Keypad- 4 keys to enter parameters.

PRC has expertise in manufacturing Crane Load Indicators directly to be used in the cranes to check the lifting load by the crane. These are Hook On type and easily be connected to the crane hook. These are exclusively made for online load measurement lifted by the cranes to facilitate user operating the cranes safely.

• Online load measurement
• Remotely operated
• Jumbo size indicator for load display
• Rugged & Robust construction to suit any kind of industrial environment.
• Hook on type design for easy to use
• Trouble free performance
• Moderate pricing

• Load cell- Strain gauge type
• Capacity- 1, 2, 5, 10, 20, 50, 70, 100 Tons
• Digital Indicator- Micro controller type with two set points
• Display- 6 digit 1 LED Display to set in the operators cabin
• Jumbo display- Optional 4 display with suitable length of wire
• Outputs- Potential free relay outputs
• Tare Zero facility- through remote up to 20 meter distance

PRC has developed & manufacturing Safe Load Indicator (SLI) which is Suitable for all type of mobile hydraulic cranes, crawler Cranes, Gantry Cranes & Mooring Winches. With the help of enhanced features of this System, Crane manufacturers / Crane operating units can check the Safe load (as per load chart) at any given radius while crane is in operation.

SLI Displays Actual Load, Boom Angle, Boom Length & Working Radius, Through the day time visible back light LCD Display which is enabled for auto calibration.

Salient Features:

• Highly insurable crane safety
• Easy to operate, user friendly
• Rugged & robust construction
• Protection through user password
• Easy installation & parameter settings
• Computer interface & print out facility

Technical Specification:

• Application Suitable for all type of Cranes manufacturing / Crane operating units.
• Main function Indicates the Safe load (as per load chart) at any given radius while crane is in Operation.
• Display Parameters Actual Load, Safe Load, Boom Angle, Boom Length, Working Radius & Mode.
• Display Day time visible back light LCD Display.
• Calibration Automatic for Load, Boom Length & Angle.
• Alarms Audio Visual alarms for unsafe condition.
• Output Relay output in unsafe condition.
• Indication For Over Hoist & over Load.

PRC offers a broad assortment of Pressure transducers / transmitters available in various models and material of construction, the instrument is compatible with numerous pressure control applications. Owing to accurate operations and long service life,

Features & specification:

• Suitable for Industrial & Laboratory applications
• Rugged & robust construction
• High durability
• Excellent performance

Technical specification

• Type Strain gauge,
• Capacity 1000 Bar,
• Rated Output (mV/V) 2.0002,
• Non-linearity (% FS) 0.020,
• Hysteresis (% FS) 0.020,
• Repeatability (% FS) 0.020,
• Creep (% F.S/30 min) 0.019,
• Temp. effect on zero (% FS/10C) 0.016,
• Temp. effect on span (% FS/10C) 0.019,
• Zero balance (% FS) 1,
• Input impedance () 350 5,
• Output impedance () 350 5,
• Insulation resistance (M) 5000 (50 V DC),
• Excitation voltage (V DC) 912,
• Allowed excitation voltage (V DC) 518,
• Compensated temp. Range (C) 10C+ 40C,
• Operating temp. Range (C) -20C+55C,
• Safe overload (% FS) 120,
• Ultimate Overload (% FS) 150

Technical specification for Pressure Indicator

• Indicator Micro controller based with Normal, Peak hold, tare zero
• Display 6 digit LED display Least count 0.1 Bar
• Accuracy Better then 0.5 % of FSD (Within range of 10 90% of capacity)
• Circuit supply 5 V DC & 12 V DC
• Power Supply 230 Volt AC, 50 HZ