Specifications

23°C ±5°C with 1-hour instrument warm-up.

DC output ratings

Voltage 1

Source Setting

Measurement2 (0.5V over-range)

Additional Offset at faster measurement settings

Regulation

Output Ripple and Noise

Load Transient Recovery Time: Resistive load change 50% load to 100% load or 100% load to 50% load: <50µs to within 15mV of V-set.

Slew Rate: Rising voltage and falling voltage: 10V/s to 100V/s. Up to 1000V/s under limited conditions3. 100V/s (default).

Maximum Source Voltage Drop per Lead: To maintain specified voltage accuracy: 1V.

Maximum Sense HI and Sense LO Lead Resistance: To maintain specified voltage accuracy: 2Ω.

Current

Current Limit Setting

Measurement 4 (120% over-range except 10A)

Additional Offset at faster measurement settings9

Current Pulse Measurement 5

Regulation

Output Ripple and Noise

Maximum Continuous Average Sink Current

System Measurement Speeds

Protection

Other Timing Data

CV to CC Transition Time — (V-Set = 5V, I-limit = 0.5A, Resistive Load change 25Ω to 2.5Ω): 2.4ms.

CC to CV Transition Time (V-Set = 5V, I-limit = 0.5A, Resistive Load change 2.5Ω to 25Ω:1.1ms.

Function Change (from detection of bus command to function change completed): 10ms (typical).

Output Off/On (from detection of bus command to voltage beginning to decrease):5ms (typical).

Reverse Leads Actuation: 6ms (typical)8.

Notes

1. Specifications based on using remote sense connections. For 2-wire connections, add an offset of 0.5mV/A (Front terminals).
2. 6½ digit resolution, 1 PLC reading rate, filter on, autozero on.
3. 100V/s to 1000V/s rise and fall slew rates:2280S-32-6: limited to 5V changes at a maximum of 3A; between 0V to 5V, the load current can be up to full load, 6A 2280S-60-3: limited to 10V changes at a maximum of 2A; between 0V and 10V, the load current can be up to full load, 3.2A.
4. 6 ½ digit resolution, 1PLC integration time, Autozero: on, Filter: on 10mA and 100mA ranges: Source Delay: 2ms1A and 10A ranges: Source Delay: 1ms.
5. Settings: Autozero: off, 0.002 PLC, Arm Source: External, Trigger Source: Immediate, Filter: off10mA and 100mA ranges: Source Delay: 2ms1A and 10A ranges: Source Delay: 0ms or off
6. Time includes trigger detection, jitter, and 0.002PLC integration time.
7. Settings: Autozero: off, Output Delay: off, Source Delay: off, voltage output is constant, Measure Count: 1000.
8. Time defined as from detection of condition to start of output turn-off.
9. Filter on, 10mA and 100mA ranges: Source Delay: 2ms 1A and10A ranges: Source Delay: 1ms

General

Common Mode Current: < 6µA peak-peak.

Chassis Isolation: ±240V, any terminal to chassis. >1GΩ in parallel with <6.8nF.

Temperature coefficient: Add the following to all accuracy specifications when outside the range, 23°C ±5°C: (0.15 × specification)/°C for 0° to 18°C and 28° to 40°C.

Measurement Display Modes: Voltage and current, voltage only, current only.

Measurement Acquisition Control: Continuous, Manual, External digital input, PC bus.

List Mode: — Maximum number of stored lists: 9.Number of points in a list: 2 – 99.List Storage Location: Internal memory or USB memory stick.

Math and Filter Functions:

REL: Removes offset from current reading display, Range: –1×106 to +1×106.

Mx+b: Reading = x, M = –1×106 to +1×106, b = –1×106 to +1×106.

Filter: Moving average, Count: 2–100, Window: 0.01% to 100%.

Memory Buffer:

2500 locations; each location contains: Voltage measurement, current ­measurement, CV/CC Mode, and time stamp, NVRAM.

Display: 4.3 in. front panel color display, resolution: 480 pixels × 272 pixels.

Display Modes:

Real time voltage and current readings and settings.

Plots of stored data: voltage vs data point, current vs data point, voltage and current vs. data point, 100 point resolution.

Plots can also display statistics: mean, maximum, minimum, peak-peak, standard deviation.

Table of stored data: time/date, voltage, current.

Soft button and navigation wheel control.

Communications:

GPIB: IEEE-488.2 compliant and status model topology.

LAN: RJ-45 connector, 10/100BT, Auto MDIX.

IP Configuration: Static or DHCP.

LXI Core 2011, version 1.4,

USB: — USB2.0 device (rear panel, type B), USBTMC compliant.USB2.0 host (front panel, type A), full speed, support USB Flash Drives.

Input Connections:

Front: (2-wire). Adjustable supporting, safety shrouded banana, spade lug, or wire.

Rear: (4-wire sense). 6-pin removal screw terminal, safety shrouded cover, removable local sense jumpers.

Real-Time Clock: Capacitive charged, 20 days between next power on cycle at 23°C and ≤50%RH.

Digital I/O: 9-pin female D-sub. 6 Input/Output pins.

Input Signal Levels:

0.7V (maximum logic low).

3.7V (minimum logic high).

Input Voltage Limits:

–0.25V (Absolute minimum).

+5.25V (Absolute maximum).

Maximum Source Current: +2.0mA@ >2.7V (per pin).

Maximum Sink Current: –50mA @ 0.7V (per pin, solid-state fuse ­protected).

5V power supply, limited to 0.5A @>4V (solid-state fuse protected).

Trig In minimum pulse ≥4µs, Logic Low pulse.

Meter Ready Pulse, 15–30µs, Logic Low Pulse.

EMC: Conforms to European Union EMC directive.

Safety:

U.S. NRTL Listing: UL61010-1 3rd ed 2012 and UL61010-2-030:2012.

Canadian Certification: CAN/CSA C22.2 No. 61010-1 3rd ed 2012.

European Union Compliance: Low Voltage Directive .

Cooling: Forced air, side intake and rear exhaust.

Power Supply: 100V/120V/220V/240V ±10%.

Power Line Frequency: 50/60Hz ±3Hz, automatically sensed at power-on.

Power Consumption: 630VA peak.

Operating Environment: 0° to 40°C, ≤80% RH up to 35°C, non-condensing. Altitude: up to 2000 meters.

Storage Environment: –25° to 70°C.

LXI Web Browser Compatible Operating System and Software: Windows 2000, Win 7 and XP compatible, supports Web browsers with Java plug-in (requires Java plug-in 1.7 or higher). Web page served by Model 2280S.

Rack Dimensions: (W×H×D), without boot: 213.8 × 88.4 × 383.3mm (8.42 × 3.48 × 15.1 in.).

Bench Dimensions: (W×H×D) with boot: 255.3 × 107.2 × 415.0mm (10.1 × 4.22 × 16.34 in.)

Shipping weight: 13.29kg (29.3 lbs.).

Net weight: 10.85kg (23.9 lbs.).

Warranty: 3 years.