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The Model 2560A is a simple, precise and cost effective solution for calibrating DC measuring instruments such as analog meters, thermometers, temperature transmitters, data loggers and multimeters.
Features
The 2560A Precision DC Calibrator offers high voltage and high current generation and intuitive operation for the analog meters calibration.
  • Wide output range of voltage and current generation
  • Dials and switches for each digit and function
  • High accuracy, stability, and resolution
  • Various effective functions for analog meters calibration.
  • With output ranges of 100 mV to 1000 V and 100 µA to 30A, plus 10 different types of Thermocouples and Pt100 RTD, the 2560A can effectively solve the calibration requirements for DC Analog Meters and various temperature measuring instruments and controllers.

High Accuracy
  • DC Voltage: ± 50 ppm
  • DC Current: ± 70 ppm
  • At 1 V and 1 mA range, for 180 days, 10 ppm = 0.001%

High Stability
  • DC voltage: ±10 ppm/h
  • DC current: ±20 ppm/h
  • At 1 V and 1 mA range

High Resolution
  • 5.5 digits, ±120000 count display
  • 6.5 digits, ±1200000 count display*
  • *In the high resolution mode

Wide Output Range
  • DC voltage: −1224.00 V to +1224.00 V
  • DC current: −12.2400 A to +36.720 A

  • 5 voltage ranges (100 mV, 1 V, 10 V, 100 V, 1000 V)
  • 7 current ranges (100 μA, 1 mA, 10 mA, 100 mA, 1 A, 10 A, 30 A)
  • The maximum output is ±122.4% of range. An instrument’s 1200 V range can be calibrated.

Specifications

Accuracy

  • ± (100 ppm of Setting + 12 NA) to ± (450 ppm of Setting + 1.5 mA) for 180 Days - Current Generation
  • ± (150 ppm of Setting + 20 NA) to ± (540 ppm of Setting + 1.8 mA) for 1-Year - Current Generation
  • ± (40 ppm of Setting + 4 µV) to ± (40 ppm of Setting + 10 mV) for 180 Days - Voltage Generation
  • ± (55 ppm of Setting + 0.005 ohms) for 180 Days - Resistance Generation
  • ± (60 ppm of Setting + 4 µV) to ± (55 ppm of Setting + 15 mV) for 1-Year - Voltage Generation
  • ± (75 ppm of Setting + 0.015 ohms) for 1-Year - Resistance Generation
  • ± 0.1° C (± 0.18° F) for 180 Days - Temperature Generation for RTD
  • ± 0.12° C (± 0.2° F) for 1-Year - Temperature Generation for RTD
  • ± 50 ppm (180 Days) for 1 V Range - DC Voltage
  • ± 70 ppm (180 Days) for 1 mA Range - DC Current

Approvals & Certifications

  • AS
  • BS
  • CSA
  • GB
  • NBR
  • UL
  • VDE

Communication

  • Baud Rate: 100 Mbps
  • Ethernet
  • GPIB
  • USB

Consumption

  • 200 VA - Max.

Current

  • 0.1 μA/V or Less (1 A Range or Less) - CMRR
  • 0.1-2 mA - Nominal Current
  • 10 µA/V or Less (10 A Range or more) (DC, 50/60 Hz) - CMRR
  • 100 µA-30 A - DC Current

Display

  • 5.5-Digits, ± 120,000 Count Display
  • 6.5-Digits, ± 1,200,000 Count Display
  • 7-Segment LED”s

Electrical Connectors

  • RJ45 Connector
  • Typical B Connector

Frequency

  • 48 to 63 Hz - Allowable Power Supply Frequency Fluctuation Range
  • 50/60 Hz

Humidity

  • 20 to 80 % Relative Humidity

Load

  • 0.01 to 10 µF - Max.
  • 1 MH - Max.

Mounting

  • Rack-Mounted

Operating Temperature

  • 5° to 40° C (41° to 104° F)

Output

  • -1,224.00 to 1,224.00 V for DC Voltage - Wide Output Range
  • -12.2400 to 36.720 A for DC Current - Wide Output Range

Output Noise

  • 0.1 μA Peak-to-Peak to 1 mA Peak-to-Peak for DC to 10 Hz - Current Generation
  • 0.2 μArms to 4 mArms for 10 Hz to 10 kHz - Current Generation
  • 10 μVrms to 1 mVrms for 10 Hz to 10 kHz - Voltage Generation
  • 5 μV Peak-to-Peak to 1 mV Peak-to-Peak for DC to 10 Hz - Voltage Generation

Power Supply

  • 100-120 Vac
  • 200-240 Vac

Resistance

  • ≤ 6 milliohms Output Resistance for 100 mV Range- DC Voltage
  • 1 Megaohm or more - Output Resistance for 1 A Range
  • 1 ohm or Less - Output Resistance for 1,000 V Range
  • 1 to 400 ohms - Resistance Generation
  • 10 kiloohms or more - Output Resistance for 10 A Range
  • 10 megaohms or more - Output Resistance for 100 mA Range
  • 100 megaohms or more - Output Resistance for (100 µA-10 mA Range)
  • 30 milliohms or Less - Output Resistance for 100 V Range
  • 5 kiloohms or more - Output Resistance for 30 A Range
  • 6 milliohms or Less - Output Resistance for (100 mV-10 V Range)

Resolution

  • 0.01 ohms - Resistance Generation
  • 0.1° C (32.18° F) - Temperature Generation for RTD
  • 1 NA-1 mA - Current Generation
  • 1 μV-10 mV - Voltage Generation

Response Time

  • 3 seconds Approximately (1,000 V Range)
  • 500 milliseconds Approximately (Except for 1,000 V Range)
  • 8 to 64 seconds - Approximately Speed for Selectable During 0 to 100 %, 100 to 0 % of Setting

RTD Type

  • Pt100

Sensor, Probe Type

  • A Thermocouple
  • B Thermocouple
  • C Thermocouple
  • E Thermocouple
  • J Thermocouple
  • K Thermocouple
  • N Thermocouple
  • RTD
  • R Thermocouple
  • S Thermocouple
  • T Thermocouple

Stability

  • ± 10 ppm/h for DC Voltage - High Stability
  • ± 20 ppm/h for DC Current - High Stability

Storage Temperature

  • -15° to 60° C (5° to 140° F)

Supply Voltage

  • 1,500 Vac - Withstand Voltage
  • 100 mV-1,000 V - DC Voltage
  • 180-264 Vac - Allowable Power Supply Voltage Fluctuation Range
  • 90 to 132 Vac - Allowable Power Supply Voltage Fluctuation Range

Temperature Coefficient

  • ± (10 ppm of Setting + 0.5 NA)/°C - for 100 μA Current Generation Range
  • ± (10 ppm of Setting + 150 NA)/°C - for 100 mA Current Generation Range
  • ± (15 ppm of Setting + 6 μA)/°C - for 1 A Current Generation Range
  • ± (3 ppm of Setting + 1 mV)/°C - for 1,000 V Voltage Generation Range
  • ± (3 ppm of Setting + 1 μV)/°C - for 1 V Voltage Generation Range
  • ± (3 ppm of Setting + 1.5 NA)/°C - for 1 mA Current Generation Range
  • ± (3 ppm of Setting + 10 μV)/°C - for 10 V Voltage Generation Range
  • ± (3 ppm of Setting + 100 μV)/°C - for 100 V Voltage Generation Range
  • ± (30 ppm of Setting + 300 μA)/°C - for 30 A Current Generation Range
  • ± (30 ppm of Setting + 60 μA)/°C - for 10 A Current Generation Range
  • ± (5 ppm of Setting + 0.3 μV)/°C - for 100 mV Voltage Generation Range
  • ± (5 ppm of Setting + 15 NA)/°C - for 10 mA Current Generation Range
  • ± 0.002 ohms/°C - Resistance Generation
  • ± 0.006° C/°C - Temperature Generation for RTD

Temperature Range

  • -200° to 850° C (-328° to 1,562° F) - Source Range

Update Time

  • 30 minutes - Warm-Up Time
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