Voltage and Current Calibrators and Standards

The simple, standalone solution for calibrating clamp on testers, power meters, multimeters, current transformers, temperature controllers, and analog and digital panel meters. 

Field and laboratory grade instrumentation must be periodically tested over the course of their useful lives. This is due to the wear and tear or harsh environmental conditions these instruments are exposed to, degrading the integrity of their measurement circuitry and causing them to respond less accurately. Additionally, offsite calibration or using cost-prohibitive multi-function tools may lead to project downtime and less accurate instrument verification, as these devices do not have the bandwidth or accuracy needed for higher-end measurement devices.

Standalone, single purpose instruments such as dedicated AC or DC standards are perfectly suited for periodic instrumentation verification. This is due to their:

  • Ease of use: Featuring intuitive interfaces, users can quickly and easily flip a switch or dial in specific voltage, current, temperature, frequency or phase values. No programming required. 
  • Accuracy: AC and DC standards feature superior accuracy and stability, allowing them to be used as trusted references for calibration or verification of measurement instruments.
  • Varied Functionality: DC standards can be used for verifying temperature controllers, thermometers, data loggers and DC wattmeters, while AC standards can generate endless combinations of phase, frequency, and sinusoidal voltage/current waveforms for testing power meters, current clamps, transformers, and panel-mount energy meters. 
  • V/I/P Accuracy: ±350/450/450 ppm
  • Frequency: 40 to 1200 Hz
  • Max. Output: ~36 VA
  • V/I Accuracy: ±75/120 ppm
  • Stability: ±15 ppm/h
  • Max. Output: ~30 VA
  • V/I Accuracy: ±500/650 ppm
  • Frequency: 40 to 1000 Hz
  • Max. Output: ~36 VA
  • V/I Accuracy: ±50/70 ppm
  • V/I Stability: ±10/20 ppm/h
  • Max. Output: ~200 VA

Automatically calibrates WT‑series power meters using LS3300 and 2560A.

 
LS3300
AC Power Calibrator
2558A
AC Calibrator
2560A
DC Calibrator
2553A
DC Calibrator
 
Range Configuration
Voltage:
1/10/30/100/300/1000V
 
Current:
30m100m/1/10/50A
Voltage:
100m/1/10/100/300/1000V 
 
Current:
100m/1/10/50A
Voltage:
100m/1/10/100/1000V
 
Current:
100μ/1m/10m/100m/1/10/30A
Voltage:
10m/100m/1/10/30V
 
Current: 1/10/30/100mA
Output Range of Accuracy
Range of 1~125%
Range of 1~120%
Range of 1~122.4%
Range of 1~120%
AC Voltage Guaranteed Range/Accuracy (50/60 Hz)
10mV ~ 1250V/±350ppm
1.00mV ~ 1200.0V/±500ppm
N/A
N/A
AC Current Guaranteed Range/Accuracy (50/60 Hz)
0.3mA ~ 62.5A/±450ppm
1.00mA ~ 60.0A/
±650ppm
N/A
N/A
Frequency Range/Accuracy
40 ~ 1200Hz/±100ppm
40 ~ 1000Hz/
±100ppm
N/A
N/A
AC Power Accuracy Guaranteed/Range Accuracy
±450ppm
N/A
N/A
N/A
DC Voltage Guaranteed Range/Accuracy
N/A
N/A
1V range/
±50ppm
1V range/
±75ppm
DC Current Guaranteed Range/Accuracy
N/A
N/A
1mA range/
±70ppm
1mA range/
±120 ppm
Sweep Time/Output Range
8/16/32/64 sec
8/16/32/64 sec
8/16/32/64 sec
N/A
Output Range
+20%
+20%
+22.4%
+20%
Communications
USB-TMC, GP-IB (All included), Ethernet
GP-IB (Optional)
USB-TMC, GP-IB,
Ethernet
USB-TMC, GP-IB,
Ethernet
Maximum Output
Approx. 36VA
Approx. 36VA
Approx. 200VA
Approx. 30VA
Dimensions (mm)
426 (W) × 132 (H)
× 450 (D)
426 (W) × 132 (H)
× 400 (D)
426 (W) × 177 (H)
× 400 (D)
213 (W) × 132 (H)
× 300 (D)
Weight
Approx. 20kg
Approx. 20kg
Approx. 13kg
Approx. 3 kg
Overview:

Calibrating pH meters using the 2553A.

Overview:

DC Calibrators are versatile devices that span a wide range of applications

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