數字源表GSM-20H10（GPIB）

Current

±1.05A

Power

22W

Voltage Resolution

1µV

Current Resolution

10pA

Source

DC Voltage

Output Voltage

±21V/ ±1.05A, ±210V/±105 mA

Current Limit

Min. 0.1% of range

Programming Resolution

1µV, ±200.000mV range

10µV, ±2.00000V range

100µV, ±20.0000V range

1mV, ±200.000V range

Programming Accuracy 1

±(0.02%+600µV), ±200.000mV range

±(0.02%+600µV), ±2.00000V range

±(0.02%+2.4mV), ±20.0000V range

±(0.02%+24mV), ±200.000V range

Load Regulation

0.01% of range + 100µV

Line Regulation

0.01% of range

Overshoot

<0.1% typical (full scale step, resistive load,10mA range)

Recovery Time (1000%Load Change)

<250µs (within 0.1% plus load regulation errors, 1A and 100mA compliance.)

Ripple and Noise

4mV rms(20Hz~ 1MHz) 10mVpp(20Hz~ 1MHz)

Temperature Coefficient
(0°–18°C & 28°–50°C)

±(0.15 × accuracy specification)/°C

DC Current

Output Current

±1.05A /±21V, ±105 mA /±210V

Voltage Limit

Min. 0.1% of range

Programmed Source Resolution

10pA, ±1.00000µA range

100pA, ±10.0000µA range

1nA, ±100.000µA range

10nA, ±1.00000mA range

100nA, ±10.00000mA range

1µA, ±100.000mA range

10µA, ±1.00000A range

Programmed Source Accuracy 1

±(0.035%+600pA), ±1.00000µA range

±(0.033%+2nA), ±10.0000µA range

±(0.031%+20nA), ±100.000µA range

±(0.034%+200nA), ±1.00000mA range

±(0.045%+2µA), ±10.00000mA range

±(0.066%+20µA), ±100.000mA range

±(0.27%+900µA), ±1.00000A range

Load Regulation

0 0.01% of range + 100pA

Line Regulation

0.01% of range

Overshoot

<0.1% typical (1mA step, RL = 10kΩ, 20V range).

Temperature Coefficient
(0°–18°C & 28°–50°C)

±(0.15 × accuracy specification)/°C

General

Output Settling Time2

100µs typical Time

Output Rise Time (±30%)

300µs, 200V range, 100mA compliance.

150V/µs, 20V range, 100mA compliance.

DC Floating Voltage

Output can be floated up to ±250VDC

Remote Sense

Up to 1V drop per load lead.

Compliance Accuracy

Add 0.3% of range and ±0.02% of reading to base specification.

Range Change Overshoot 3

Adjacent range changes between 200mV, 2V and 20V ranges, 100mV typical.

Minimum Compliance Value

0.1% of range

Command Processing Time 4

Autorange On:10ms.Autorange Off:7ms.

Measurement

 Voltage

Input Resistance

>10 GΩ

Measurement Resolution

1µV, ±200.000mV range

10µV, ±2.00000V range

100µV, ±20.0000V range

1mV, ±200.000V range

Measurement Accuracy

±(0.012%+300µV), ±200.000mV range

±(0.012%+300µV), ±2.00000V range

±(0.015%+1.5mV), ±20.0000V range

±(0.015%+10mV), ±200.000V range

Temperature Coefficient
(0°–18°C & 28°–50°C)

±(0.15 × accuracy specification)/°C

Current

Voltage Burden (4-wire mode)

< 1mV

Programmed Source Resolution

10pA, ±1.00000µA range

100pA, ±10.0000µA range

1nA, ±100.000µA range

10nA, ±1.00000mA range

100nA, ±10.00000mA range

1µA, ±100.000mA range

10µA, ±1.00000A range

Programmed Source Accuracy1

±(0.029%+300pA)), ±1.00000µA range

±(0.027%+700pA), ±10.0000µA range

±(0.025%+6nA), ±100.000uA range

±(0.027%+60nA), ±1.00000mA range

±(0.035%+600nA), ±10.00000mA range

±(0.055%+6µA), ±100.000mA range

±(0.22%+570µA), ±1.00000A range

Temperature Coefficient
(0°–18°C & 28°–50°C)

±(0.1 × accuracy specification) / °C

Resistance

Range

Resolution

Test current

Accuracy

<2.00000Ω

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Source IACC+Meas.VACC

2.00000Ω

10µΩ

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Source IACC+Meas.VACC

20.0000Ω

100µΩ

100mA

±(0.1%+0.003 Ω), Normal

±(0.07%+0.001 Ω), Enhanced

200.000Ω

1mΩ

10mA

±(0.08%+0.03 Ω), Normal

±(0.05%+0.01 Ω), Enhanced

2.00000kΩ

10mΩ

1mA

±(0.07%+0.3 Ω), Normal

±(0.05%+0.1 Ω), Enhanced

20.0000kΩ

100mΩ

100µA

±(0.06%+3 Ω), Normal

±(0.04%+1 Ω), Enhanced

200.000kΩ

1Ω

10µA

±(0.07%+30 Ω), Normal

±(0.05%+10 Ω), Enhanced

2.00000MΩ

10Ω

5µA

±(0.11%+300 Ω), Normal

±(0.05%+100 Ω), Enhanced

20.0000MΩ

100Ω

0.5µA

±(0.11%+1k Ω), Normal

±(0.05%+500 Ω), Enhanced

200.000MΩ

1kΩ

100nA

±(0.66%+10k Ω), Normal

±(0.35%+5k Ω), Enhanced

>200.000M Ω

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Source IACC+Meas.VACC

Temperature Coefficient
(0°–18°C & 28°–50°C)

±(0.15 × accuracy specification)/°C

Source I mode, Manual OHMS

Total uncertainty = I source accuracy + V measure accuracy (4-wire remote sense).

Source V mode, Manual OHMS

Total uncertainty = V source accuracy + I measure accuracy (4-wire remote sense).

6-wire OHMS  mode

Available using active ohms guard and guard sense. Max. Guard Output Current: 50mA (except 1A range). Accuracy is load dependent.

Guard Output Impedance

<0.1Ω in ohms mode

System Speed

Maximum Range Change Rate

75/second

Maximum Measure Auto Range Time

40ms (fixed source) 6

Sequence reading rates7 (rdg./second) for 60Hz (50Hz)

Speed

NPLC/ Trig Origin

Measure

Source-Measure 9

TO MEM.

TO GPIB

TO MEM.

       TO GPIB

Fast

0.01 / internal

2081 (2030)

1198 (1210)

1551 (1515)

1000 (900)

488.2

0.01 / external

1239 (1200)

1079 (1050)

1018 (990)

916 (835)

Medium

0.1 / internal

510 (433)

509 (433)

470 (405)

470 (410)

488.2

0.1 / external

438 (380)

438 (380)

409 (360)

409 (365)

Normal

1 / internal

59 (49)

59 (49)

58 (48)

58 (48)

488.2

1 / external

57 (48)

57 (48)

57 (48)

57 (47)

Speed

NPLC/ Trig Origin

Source-Measure Pass/Fail test 8,9

Measure Memory 9

TO MEM.

TO GPIB

TO MEM.

       TO GPIB

Fast

0.01 / internal

902 (900)

809 (840)

165 (162)

164 (162)

488.2

0.01 / external

830 (830)

756 (780)

163 (160)

162 (160)

Medium

0.1 / internal

389 (343)

388 (343)

133 (126)

132 (126)

488.2

0.1 / external

374 (333)

374 (333)

131 (125)

131 (125)

Normal

1 / internal

56 (47)

56 (47)

44 (38)

44 (38)

488.2

1 / external

56 (47)

56 (47)

44 (38)

44 (38)

Single Reading Operation Rates (rdg./second) for 60Hz (50Hz)

Speed

NPLC/ Trig Origin

Measure

Source-Measure 9

Source-Measure Pass/Fail test 8,9

TO GPIB

TO GPIB

TO GPIB

Fast(488.2)

0.01 / internal

256 (256)

79 (83)

79 (83)

Medium(488.2)

0.1 / internal

167 (166)

72 (70)

69 (70)

Normal(488.2)

1 / internal

49 (42)

34 (31)

35 (30)

Component Interface Handler Time for 60Hz (50Hz):8, 10

Speed

NPLC/ Trig Origin

Measure

Source Pass/Fail test

Source-Measure Pass/Fail test 9,11

TO GPIB

TO GPIB

TO GPIB

Fast

0.01 / internal

1.04 ms (1.08 ms)

0.5 ms (0.5 ms)

4.82 ms (5.3 ms)

Medium

0.1 / internal

2.55 ms (2.9 ms)

0.5 ms (0.5 ms)

6.27 ms (7.1 ms)

Normal

1 / internal

17.53 ms (20.9 ms)

0.5 ms (0.5 ms)

21.31 ms (25.0 ms)

System General

Load Impedance

Stable into 20,000pF typical

Differential mode Voltage

250 VPk

Common mode Voltage

250 VDC

Common mode Isolation

>10GΩ, <1000pF

Over Range

105% of range, source and measure.

Max. Voltage drop

5V

Max. Sense lead Resistance

1MΩ

Sense input Impedance

>100G Ω

Guard offset Voltage

<150µV, typical

Source output modes

Fixed DC level, Memory List (mixed function), Stair (linear and log)

Source memory list

100 points max.

Memory buffer

5,000 readings @ 5 digits (two 2,500 point buffers). Includes selected measured value(s) and time stamp. Lithium battery backup(3 yr+ battery life).

Programmability

IEEE-488.2 (SCPI)

5 user-definable power-up states plus factory default and *RST.

Digital I/O Connector

Active low input.

Start of test, end of test, 3 category bits.

+5V@ 300mA supply.

1 trigger input, 4 TTL/Relay Drive outputs (33V @ 500mA, diode)

Remote Interface

USB/GPIB/LAN/RS-232

Insulation

Chassis and Terminal

20MΩ or above (DC 500V)

Chassis and AC cord

30MΩ or above (DC 500V)

Operation Environment

Indoor use, Altitude: ≤ 2000m Ambient temperature: 0 ~ 40°C Relative humidity: ≤ 80%

Installation category: II, Pollution degree: 2

Storage Environment

Temperature: -20˚C ~ 70˚C

Humidity: < 80%

Input Power

100-240VAC, 50-60Hz

Power Consumption

80W

Accessories

CD User manual x1, Quick Start manual x1

Test lead GTL-207A x 1, GTL-108A x 1, ALLIGATOR CLIP x 2

Dimensions

214 (W) x 86 (H) x 356.5 (D) mm

Weight

Approx. 4.8kg