Calibrator

mV/mA/RTD calibrator (Hand held)

• Make: ZEAL,
• Power : 9V x 2 Batteries, with charger
• DC Current  source Range: 0 to 20mA
• DC Voltage source Range: 0 to 200 mV
• RTD Source: Fix positions: 0,25,50,75,100,150,200,300,400 degree Celsius
• Display: 4½ Digit  seven segment LCD
• Setting by Multi Turn Potentiometer, coarse and fine
• Accuracy of settings:  0.1 % ± 3 digits for mA and mV

Tachometer calibrator(Non contact)

Make: ZEAL

Ranges: 100,1000,10000, 100000 RPM

No. of digits:6 digits for each range      

Accuracy: ±2 dgt

Optical Pulse by high bright white LED

Other output: 5 V pulse

Make: ZEAL,

Input Power:230 V AC,50 Hz

DC Voltage Ranges: 200mV, 2V, 20V, 200V, 1000V

AC Voltage (45 Hz to 1000 Hz) Ranges: 200mV, 2V, 20V, 200V, 900V

DC Current Ranges: 2mA, 20mA, 200mA, 2A, 10A

AC Current(45 Hz to 1000Hz) Ranges: 2mA,20mA,200mA,2A,10A

Accuracy:  DC V: 0.10%, AC V: 0.15%,DC Current( 2mA to 2A):0.10%,

AC Current( 2mA to 2A): 0.15%, For DC & AC 10 A: 0.15%

(Accuracies specified at 25 deg C, RH <70% , basic accuracy ±10 digits for DC parameters & basic accuracy ±15 digits for AC parameters.

Basic accuracies of AC parameters defined at 60Hz for all other frequencies : 0.35% )

Features:

• Overload and short circuit protection
• Pure Sine wave with variable frequency
• Stability suitable to calibrate Analog meter  & 3½, 3¾ Digital meters, DMM, Clamp on meter (typically 350 ppm for all AC and DC Voltage ranges, AC parameters are more stable at frequencies set other than mains & it’s integral multiple)
• 4½ digit meter to indicate set V or A and 4 digit Hz meter
• Coarse and fine setting by Multi turn potentiometers for V/A and Hz
• Parameter and range selection by inbuilt micro controller based unit and relays. Bar of LEDs to indicate parameter and range.
• Separate output ports for V (Hi), mA (Hi), 10A(Hi) and com

Accessory:  X 100 AC/DC current coil for clamp on meter calibration up to 900 A

We hold expertise in offering energy meter calibrator, power energy meter calibarotor and 3-phase power energy meter calibrator that works on input voltage of 230 Volt AC. These output voltage ranges from 0 to 300 V (L-N) or 0 to 520 Phase to Phase, and output current ranges from 0 to 6 A per phase. Further, our calibrators are known for its functionality, overload and short circuit protection. It is also provided with digital AC voltmeter, digital AC ammeter as well as universal meter to indicate Pf, W, VA, and VAR of each phase.

• Output Current Ranges: 0 to 6 A per phase

Setting:

• Voltage, current, frequency by potentiometer
• Power Factor by push button keys
• Timer by thumb wheel switches

Technical Specification:

• Input: 230 Volt AC
• Output Voltage Range: 0 to 300 V (L-N) or 0 to 520 Phase to Phase
• Output Current Ranges: 0 to 6 A per phase
• Mode: 3 Phase, 4 Wire
• Output ports: Vr (Hi,Lo), Vy(Hi, Lo), Vb(Hi, Lo), Ir(Hi, Lo), Iy (Hi, Lo), Ib(Hi, Lo)
• PF Range: 0.1 lag to Unity to 0.1 lead
• Compliance: 20 VA, at FS on V ranges, Compliance: 20 VA, at FS on A channels
• Frequency: 45 to 60 Hz
• With programmable timer counter to keep output ON for fix duration (Duration programmable in minute)
• Setting: Voltage, current, frequency by potentiometer Power Factor by push button keys, timer by thumb wheel switches
• Metering: Digital AC Voltmeter, Digital AC Ammeter, Universal meter to indicate PF, W, VA, VAr of each phase. Also average of all phases, WHr Programmable current display to accommodate any CT ratio
• Accuracy: 0.15% FS±10 dgts for voltage and current; 0.05%± 1 dgts for PF, 0.3% FS for watt meter, 0.02% for time duration Whr: 0.35%
• Sinusoidal Outputs: THD 1.5%
• Protection: Overload and Short circuit

We hold expertise in manufacturing multi function calibrators that are well recognized for their reliability, accuracy & precision functioning standards. These Multi Function Calibrators are useful for calibration of Digital Multi meters, Digital Panel Meters, Clamp on Meters and Analog Panel Meters. Further, these are designed to cover calibration of maximum ranges of variety of models of Multi meters that are available in the market.

These calibrators provide output that is very stable. Further, the stability is also suitable enough to calibrate 3½ and 3¾ DMM s and clamp on Meters. By using this source along with high resolution standard, Multi meter users can also calibrate even 4½ DMM.

Technical Specifications:

• Power: 230V, 1A, 50/60 Hz 10%
• Operating Temperature: 25 ± 3°C, RH<70%
• Display: For AC/DC Voltage and Current: 4½ Digit LED; For Frequency: 4 Digit LED
• Selection of Function: By Up Down keys and bar of LED’s
• Selection of Ranges: By Up Down keys and bar of LED’s
• Setting of V or A and Hz: By multi turn potentiometers

Other Specifications:

Salient Features:

• Stability suitable to calibrate DMM, DPM, Clamp Meters and Analog Meters
• Pure Sine wave for  AC Voltage and AC Current with variable frequency
• Short Circuit and Overload Protection
• Safe for User and unit under calibration