Máy hiệu chuẩn thiết bị điện Fluke 754

Measurement Accuracy

Voltage DC

Range/Resolution

1 Year

2 Years

100.000 mV

0.02% + 0.005 mV

0.03% + 0.005 mV

3.00000 V

0.02% + 0.00005 V

0.03% + 0.00005 V

30.0000 V

0.02% + 0.0005 V

0.03% + 0.0005 V

300.00 V

0.05% + 0.05 V

0.07% + 0.05 V

Voltage AC

3.000 V (40 Hz to 500 Hz) / 0.001 V

0.5% + 0.002 V

1.0% + 0.004 V

30.00 V (40 Hz to 500 Hz) / 0.01 V

0.5% + 0.02 V

1.0% + 0.04 V

300.0 V (40 Hz to 500 Hz) / 0.1 V

0.5% + 0.2 V

1.0% + 0.2 V

Current DC

30.000 mA

0.01% + 5 uA

0.015% + 7 uA

110.00 mA

0.01% + 20 uA

0.015% + 30 uA

Resistance

10.000 Ω

0.05% + 50 mΩ

0.07% + 70 mΩ

100.00 Ω

0.05% + 50 mΩ

0.07% + 70 mΩ

1.0000 kΩ

0.05% + 500 mΩ

0.07% + 0.5 Ω

10.000 kΩ

0.1% + 10 Ω

0.15% + 15 Ω

Frequency

1.00 to 110.00 Hz / 0.01 Hz

0.05 Hz

110.1 to 1100.0 Hz / 0.1 Hz

0.5 Hz

1.101 to 11.000 kHz / 0.001 kHz

0.005 kHz

11.01 to 50.00 kHz / 0.01 kHz

0.05 kHz

Source Accuracy

1 Year

2 Years

Voltage DC

100.000 mV

0.01% + 0.005 mV

0.015% + 0.005 mV

1.00000 V

0.01% + 0.00005 V

0.015% + 0.0005 V

15.0000 V

0.01% + 0.0005 V

0.015% + 0.0005 V

Current DC

22.000 mA (source)

0.01% + 0.003 mA

0.02% + 0.003 mA

Current sink (simulate)

0.02% + 0.007 mA

0.04% + 0.007 mA

Resistance

10.000 Ω

0.01% + 10 mΩ

0.015% + 15 mΩ

100.00 Ω

0.01% + 20 mΩ

0.015% + 30 mΩ

1.0000 kΩ

0.02% + 0.2 Ω

0.03% + 0.3 Ω

10.000 kΩ

0.02% + 3 Ω

0.03% + 5 Ω

Frequency

0.1 to 10.99 Hz

0.01 Hz

0.01 to 10.99 Hz

0.01 Hz

11.00 to 109.99 Hz

0.1 Hz

110.0 to 1099.9 Hz

0.1 Hz

1.100 to 21.999 kHz

0.002 kHz

22.000 to 50.000 kHz

0.005 kHz

Technical Data

Data log functions

Measure functions

Voltage, current, resistance, frequency, temperature, pressure

Reading rate

1, 2, 5, 10, 20, 30, or 60 readings/minute

Maximum record length

8000 readings (7980 for 30 or 60 readings/minute)

Ramp functions

Source functions

Voltage, current, resistance, frequency, temperature

Rate

4 steps/second

Trip detect

Continuity or voltage (continuity detection not available when sourcing current)

Loop power function

Voltage

Selectable, 26 V

Accuracy

10%, 18 V minimum at 22 mA

Maximum current

25 mA, short circuit protected

Maximum input voltage

50 V DC

Step functions

Source functions

Voltage, current, resistance, frequency, temperature

Manual step

Selectable step, change with arrow buttons

Autostep

Fully programmable for function, start delay, stepvalue, time per step, repeat

Environmental Specifications

Operating temperature

-10°C to +50°C

Storage temperature

-20°C to +60°C

Dust/water resistance

Meets IP52, IEC 529

Operating altitude

3000 m above mean sea level (9842 ft)

Safety Specifications

Agency approvals

CAN/CSA C22.2 No 1010.1-92, ASNI/ISA S82.01-1994, UL3111, and EN610-1:1993

Mechanical and General Specifications

Size

136 x 245 x 63 mm (5.4 x 9.6 x 2.5 in)

Weight

1.2 kg (2.7 lb)

Batteries

Internal Battery Pack Li-ion: 7.2V,4400mAh, 30 Wh

Battery life

>8 hours typical

Battery replacement

Replace without opening calibrator; no tools required

Side port connections

Pressure module connector

USB Connector to interface to your PC

Digital instrument (HART) connector

Connection for optional battery charger/eliminator

Data storage capacity

1 week of calibration procedures results

90 day specifications

The standard specification interval for the 750 Seriesare 1 and 2 years.

Typical 90 day measurement and source accuracy can be estimated by dividing the one year "% of reading" or "% of output" specifications by 2.

Floor specifications, expressed as "% of full scale" or "counts" or "ohms" remain constant.

Temperature, Resistance Temperature Detectors

Degrees or % of reading - Type (α)

Range °C

Measure °C¹

1 year

2 year

100 Ω Pt (385)

-200 to 100
100 to 800

0.07°C
0.02% + 0.05°C

0.14°C
0.04% + 0.10°C

200 Ω Pt (385)

-200 to 100
100 to 630

0.07°C
0.02% + 0.05°C

0.14°C
0.04% + 0.10°C

500 Ω Pt (385)

-200 to 100
100 to 630

0.07°C
0.02% + 0.05°C

0.14°C
0.04% + 0.10°C

1000 Ω Pt (385)

-200 to 100
100 to 630

0.07°C
0.02% + 0.05°C

0.14°C
0.04% + 0.10°C

100 Ω Pt (3916)

-200 to 100
100 to 630

0.07°C
0.02% + 0.05°C

0.14°C
0.04% + 0.10°C

100 Ω Pt (3926)

-200 to 100
100 to 630

0.08°C
0.02% + 0.06°C

0.16°C
0.04% + 0.12°C

10 Ω Cu (427)

-100 to 260

0.2°C

0.4°C

120 Ω Ni (672)

-80 to 260

0.1°C

0.2°C

Source current

Source °C

Allowable current²

1 year

2 year

1 mA

0.05°C
0.0125% + 0.04°C

0.10°C
0.025% + 0.08°C

0.1 mA to 10 mA

500 μA

0.06°C
0.017% + 0.05°C

0.12°C
0.034% + 0.10°C

0.1 mA to 1 mA

250 μA

0.06°C
0.017% + 0.05°C

0.12°C
0.034% + 0.10°C

0.1 mA to 1 mA

150 μA

0.06 C
0.017% + 0.05°C

0.12 C
0.034% + 0.10°C

0.1 mA to 1 mA

1 mA

0.05°C
0.0125% + 0.04°C

0.10°C
0.025% + 0.08°C

0.1 mA to 10 mA

1 mA

0.05°C
0.0125% + 0.04°C

0.10°C
0.025% + 0.08°C

0.1 mA to 10 mA

3 mA

0.2°C

0.4°C

0.1 mA to 10 mA

1 mA

0.04°C

0.08°C

0.1 mA to 10 mA

1. For two and three-wire RTD measurements, add 0.4°C to the specifications.
2. Supports pulsed transmitters and PLCs with pulse times as short as 1 ms

Temperature, Thermocouples

Type

Source °C

Measure °C

Source °C

1 year

2 years

1 year

2 years

E

-250 to -200

1.3

2.0

0.6

0.9

-200 to -100

0.5

0.8

0.3

0.4

-100 to 600

0.3

0.4

0.3

0.4

600 to 1000

0.4

0.6

0.2

0.3

N

-200 to -100

1.0

1.5

0.6

0.9

-100 to 900

0.5

0.8

0.5

0.8

900 to 1300

0.6

0.9

0.3

0.4

J

-210 to -100

0.6

0.9

0.3

0.4

-100 to 800

0.3

0.4

0.2

0.3

800 to 1200

0.5

0.8

0.3

0.3

K

-200 to -100

0.7

1.0

0.4

0.6

-100 to 400

0.3

0.4

0.3

0.4

400 to 1200

0.5

0.8

0.3

0.4

1200 to 1372

0.7

1.0

0.3

0.4

T

-250 to -200

1.7

2.5

0.9

1.4

-200 to 0

0.6

0.9

0.4

0.6

0 to 400

0.3

0.4

0.3

0.4

B

600 to 800

1.3

2.0

1.0

1.5

800 to 1000

1.0

1.5

0.8

1.2

1000 to 1820

0.9

1.3

0.8

1.2

R

-20 to 0

2.3

2.8

1.2

1.8

0 to 100

1.5

2.2

1.1

1.7

100 to 1767

1.0

1.5

0.9

1.4

S

-20 to 0

2.3

2.8

1.2

1.8

0 to 200

1.5

2.1

1.1

1.7

200 to 1400

0.9

1.4

0.9

1.4

1400 to 1767

1.1

1.7

1.0

1.5

C

0 to 800

0.6

0.9

0.6

0.9

800 to 1200

0.8

1.2

0.7

1.0

1200 to 1800

1.1

1.6

0.9

1.4

1800 to 2316

2.0

3.0

1.3

2.0

L

-200 to -100

0.6

0.9

0.3

0.4

-100 to 800

0.3

0.4

0.2

0.3

800 to 900

0.5

0.8

0.2

0.3

U

-200 to 0

0.6

0.9

0.4

0.6

0 to 600

0.3

0.4

0.3

0.4

BP

0 to 1000

1.0

1.5

0.4

0.6

1000 to 2000

1.6

2.4

0.6

0.9

2000 to 2500

2.0

3.0

0.8

1.2

XK

-200 to 300

0.2

0.3

0.2

0.5

300 to 800

0.4

0.6

0.3

0.6