Specifications A-3
General
Typical Noise Floor Measurement Specification
6
TYPICAL NOISE FLOOR
RMS (1 STDEV), 100 SAMPLES
RANGE 0.01 NPLC 0.1 NPLC 1.0 NPLC 10 NPLC
2.000000 nA 2 pA 1 pA 40 fA 15 fA
20.00000 nA 2 pA 1 pA 40 fA 15 fA
200.0000 nA 200 pA 100 pA 2 pA 500 fA
2.000000 µA 200 pA 100 pA 2 pA 500 fA
20.00000 µA 20 nA 10 nA 200 pA 50 pA
200.0000 µA 20 nA 10 nA 200 pA 50 pA
2.000000 mA 2 µA 1 µA 25 nA 5 nA
20.00000 mA 2 µA 1 µA 25 nA 5 nA
SOURCE CAPACITANCE: Stable to 10.0nF typical.
INPUT BIAS CURRENT
7
: 50fA max. @ 23°C.
INPUT VOLTAGE BURDEN
8
: 4.0mV max.
VOLTAGE SOURCE SLEW RATE: 3.0ms/V typical.
COMMON MODE VOLTAGE:200VDC.
COMMON MODE ISOLATION:Typically 10
9
Ω in parallel with 150nF.
OVERRANGE: 105% of measurement range.
MEMORY BUFFER: 6000 readings (two 3000 point buffers). Includes selected measured value(s) and time stamp.
PROGRAMMABILITY: IEEE-488 (SCPI-1995.0), RS-232, five user-definable power-up states plus factory default and *RST.
DIGITAL INTERFACE:
Enable: Active low input.
Handler Interface: Start of test, end of test, 3 category bits. +5V @ 300mA supply.
Digital I/O: 1 trigger input, 4 TTL/Relay Drive outputs (33V @ 500mA, diode clamped).
POWER SUPPLY: 100V/120V/220V/240V ±10%
LINE FREQUENCY: 50, 60Hz.
POWER DISSIPATION: 60VA.
WARRANTY: 1 year.
EMC: Complies with European Union Directive 89/336/EEC.
VIBRATION: MIL-T-28800F Random Class 3.
SAFETY: Complies with European Directive 73/23/EEC.
WARM-UP: 1 hour to rated accuracy.
DIMENSIONS: 89mm high × 213mm wide × 370mm deep (3
1
⁄
2
in × 8
3
⁄
8
in × 14
9
⁄
16
in). Bench configuration (with handle and feet): 104mm high ×
238mm wide × 370mm deep (4
1
⁄
8
in × 9
3
⁄
8
in × 14
9
⁄
16
in).
WEIGHT: 23.1kg (10.5 lbs).
ENVIRONMENT:Operating: 0°–50°C, 70% R.H. up to 35°C non-condensing. Derate 3% R.H./°C, 35°–50°C. Storage:–25° to 65°C, non-condensing.
NOTES:
1. Speed = Normal (1.0 NPLC), Filter On.
2. 1 year.
3. Measured as ∆V
in
/∆I
in
at full scale (and zero) input currents.
4. Dual channel, internal trigger, measure only, display off, Autorange off, Auto Zero off, source delay = 0, filters off, limits off, CALC5 and CALC6 off, 60Hz.
5. Measured as ∆V
in
/∆I
in
at full scale (20mA) and zero load currents.
6. Noise floor measured as rms (1 standard deviation), 100 samples, Filter off, open (capped) input.
7. Specification by design.
8. Measured (at input triax) as ∆V
in
at full scale (20mA) vs. zero input currents.
Specifications subject to change without notice.
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