Dual-Channel Precision Source Meter-Semight Instruments

Feature

High range
Range：±200 V、±3 A（DC）、±10A（pulse）
High resolution
The minimum measurement resolution can reach 100 fA / 100 nV
High sampling rate
Up to 1M ADC sampling rate
Threshold trigger
Hardware high-speed IO, which can realize threshold triggering and realize efficient interaction between output measured value and user system

Functions and advantages

Integration of five functions
Integration of five functions
Current source
Ammeter
Voltmeter
Electronic load
1. The first and third quadrants are the source: the actual polarity of the output V/I follows the source setting;

2. The second and fourth quadrants are the load: CC and CV cooperate, when the load is used, the load setting polarity is opposite to the source polarity;
Can test various equipment
Capture more measurement data
♦ 6.5-bit digital resolution: accuracy equivalent to6-and-a-half digitsA multimeter；
♦ 100 fa / 100 NV resolution: excellent sensitivity for setting and measuring；
♦ 1m points / second: provide high-speed measurement, and can quickly set / digitize the rate to any waveform generator / list scan；
Rich scanning function

Voltage source specifications

Voltage programming accuracy	Range	Programming resolution	Accuracy (1 Year) ± (% reading+ offset)	Typical Noise (RMS) 0.1 Hz-10 Hz
	±200 V	1 mV	0.02%+30 mV	1.5 mV
	±20 V	100 μV	0.02%+2 mV	160 μV
	±6 V	50 μV	0.02%+500 μV	36 μV
	±200 mV	1 μV	0.02%+120 μV	4 μV
Temperature coefficient	±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)
Maximum output power	30W: ±20 V@1.5 A, ±200 V@0.1 A; 18 W: ±6 V@3 A
Settling time	<800 μs (typical)
Overshoot	<±0.1% (Typical. Normal mode. Step is 10 % to 90 % range, full range, resistive load)
Noise 10Hz-20MHz	6 V voltage source, 3 A resistive load, <3 mVrms

Current source specifications

Current programming accuracy	Range	Programming resolution	Accuracy (1 Year) ± (% reading+ offset)	Typical Noise (RMS) 0.1 Hz-10Hz
	±10 A¹	50 μA	0.4% + 40 mA	NA
	±3 A	15 μA	0.05% + 2 mA	40 μA
	±1.5 A	10 μA	0.02% + 500 μA	20 μA
	±150 mA	1 μA	0.02% + 25 μA	5 μA
	±15 mA	100 nA	0.02%+6 μA	700 nA
	±1.5 mA	10 nA	0.02% + 250 nA	16 nA
	±150 μA	1 nA	0.02% + 25 nA	1 nA
	±15 μA	100 pA	0.02% + 3 nA	140 pA
	±1.5 μA	10 pA	0.03% + 450 pA	25 pA
	±150 nA	1 pA	0.05%+250 pA	5 pA
Temperature coefficient	±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)
Maximum output power	30W: ±20V@1.5A, ±200V@0.1A; 18W: ±6 V@3A
Settling time	<500 μs (typical)
Overshoot	<±0.1% (Typical. Normal mode. Step is 10 % to 90 % range, full range, resistive load)

1，10 A range is available only for pulse mode, accuracy specifications for 10 A range are typical.

Voltage measurement specifications

Voltage measurement accuracy	Range	Measurement resolution	Accuracy (1 Year) ± (% reading+ offset)
	±200 V	100 μV	0.02% + 30 mV
	±20 V	10 μV	0.02% + 2 mV
	±6 V	1 μV	0.02% + 500 μV
	±200 mV	100 nV	0.02% + 120 μV
Temperature coefficient	±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)

Current measurement specifications

Current measurement accuracy	Range	Measurement resolution	Accuracy (1 Year)± (% reading+ offset)
	±10 A¹	10 μA	0.4% + 25 mA
	±3 A	10 μA	0.05% + 2 mA
	±1.5 A	1 μA	0.02% + 500 μA
	±150 mA	100 nA	0.02% + 25 μA
	±15 mA	10 nA	0.02% + 6 μA
	±1.5 mA	1 nA	0.02% + 250 nA
	±150 μA	100 pA	0.02% + 25 nA
	±15 μA	10 pA	0.02% +3 nA
	±1.5 μA²	1 pA	0.03% + 450 pA
	±150 nA²	100 fA	0.05% + 250 pA
Temperature coefficient	±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)

1、10 A range is available only for pulse mode, accuracy specifications for 10 A range are typical.

2、Low Current Measurements，Triaxial Cable is recommended to connect: Force Hi connect to core cable, Guard connects to inner shield, outer shield connects to protective ground, Force Lo connect to core cable, inner shield not connect, and outer shield connect to protective ground. Triaxial Cable rated insulation voltage is not less than 250V.

Resistance measurement specifications （4W）

Resistance measurement accuracy	Range	Measurement resolution	Test current	Accuracy (1 Year) ± (% reading+ offset)
	1 Ω	1 μΩ	1.5 A	0.073% +0.3334 mΩ
	10 Ω	10 μΩ	150 mA	0.057% + 3.334 mΩ
	100 Ω	100 μΩ	15 mA	0.08% + 33.34 mΩ
	1 kΩ	1 mΩ	1.5 mA	0.057% + 333.4 mΩ
	10 kΩ	10 mΩ	150 μA	0.057% + 3.334 Ω
	100 kΩ	100 mΩ	15 μA	0.06% + 33.34 Ω
	1 MΩ	1 Ω	1.5 μA	0.06% + 333.4 Ω
	10 MΩ	10 Ω	0.15 μA	0.35% + 3.334 kΩ
	100 MΩ	100 Ω	0.05 μA	0.95% + 10 kΩ
Temperature coefficient	±(0.15 × accuracy)/°C (0℃-18℃,28℃-50℃)
Source I mode, manual Ohm measurement (4-wire)	Total error = Vmeas/Isrc = R reading x (gain error % of V range + gain error % of I range + offset error of I source range/Isrc value %) + (offset error of V measure range/Isrc value) Example：I source value=1.5A at 1.5A range V measure range=6V range Total error(% reading + offset) =(0.02%+0.02%+500μA/1.5A)+(500μV/1.5A) ≈ 0.073%+0.3334mΩ

Pulse source specifications （4W）

Minimum programmable pulse width				100 μs
Pulse width programming resolution				1 μs
Pulse width programming accuracy				±10 μs
Pulse width jitter				2 μs
Pulse width definition				The time from 10 % leading to 90 % trailing edge as follows

Item	Maximums	Maximum pulse width	Maximum duty cycle
1	0.15 A/200 V	DC,no limit	1
2	1.5 A/20 V	DC,no limit	1
3	3 A/6 V	DC,no limit	1
4	3 A/20 V	1 ms	0.1
5	10 A/6 V	1 ms	0.1

Typical Pulse Performance（4W）

Source	range	Typical rise time^1,3	Typical Settling Time^2,3	Test load
Voltage	200 V	600 μs	1.5 ms	No load
	20 V	200 μs	360 μs	No load
	6 V	160 μs	300 μs	No load
Current	10 A	140 μs	320 μs	Full load
	3 A	120 μs	280 μs	Full load
	1.5 A	120 μs	280 μs	Full load
	150 mA	120 μs	280 μs	Full load
	15 mA	120 μs	280 μs	Full load
	1.5 mA	120 μs	280 μs	Full load

1、Leading edge, the time from 10 % leading to 90 % leading

2、The time required from Pulse out 0 to reach within 1 % of final value

3、Pulse current source base 6V voltage range and 105% range limit

I-V Out capability

Sampling rate and NPLC setting

Setting				Range
NPLC				0.00005 PLC ~ 10 PLC
Sampling Rate				5 sps ~ 1 Msps

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