Atec Keithley-2700 Series - Manual (Page 8)

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TEMS
A Greater Measure of Confidence
www.keithley.com
1.888.KEITHLEY
(U.S. only)
aDDITIoNal uNCErTaINTY ±(% of reading)
low frequency uncertainty Med fast
20 Hz – 30 Hz 0 .3 —
30 Hz – 50 Hz 0 —
50 Hz – 100 Hz 0 1 .0
100 Hz – 200 Hz 0 0 .18
200 Hz – 300 Hz 0 0 .10
>300 Hz 0 0
CREST FACTOR: 5 1–2 2–3 3–4 4–5
Additional Uncertainty: 0 .05 0 .15 0 .30 0 .40
Max. Fundamental Freq.: 50kHz 50kHz 3kHz 1kHz
Maximum Crest Factor: 5 at full-scale .
aC MEasurEMENT CHaraCTErIsTICs
aC VolTs
MEASUREMENT METHOD: AC-coupled, True RMS .
INPUT IMPEDANCE: 1M
W ±2% // by <100pF .
INPUT PROTECTION: 1000Vp or 400VDC . 300Vrms with plug in modules .
aC CurrENT
MEASUREMENT METHOD: AC-coupled, True RMS .
SHUNT RESISTANCE: 0 .1
W .
BURDEN VOLTAGE: 1A <0 .5Vrms, 3A <1 .5Vrms . Add 1 .5Vrms when used with plug
in modules .
INPUT PROTECTION: 3A, 250V fuse .
frEQuENCY aND PErIoD
MEASUREMENT METHOD: Reciprocal counting technique .
GATE TIME: SLOW 1s, MED 100ms, and FAST 10ms .
aC GENEral
AC CMRR 6 : 70dB .
VOLT HERTz PRODUCT: ≤8 × 10 7 .
aC MEasurEMENT sPEEDs 7, 13
Single Channel, 60Hz (50Hz) Operation
function Digits readings/s rate bandwidth
ACV, ACI
6 .5 2s/Reading SLOW 3 Hz–300 kHz
6 .5 4 .8 (4) MED 30 Hz–300 kHz
6 .5 9 40 (32) FAST 300 Hz–300 kHz
Frequency,
Period
6 .5 1 (1) SLOW 3 Hz–300 kHz
5 .5 9 (9) MED 30 Hz–300 kHz
4 .5 35 (35) FAST 300 Hz–300 kHz
4 .5 10 65 (65) FAST 300 Hz–300 kHz
Multiple Channel
7710 SCANNING ACV 10, 11 : 500/s .
7710 SCANNING ACV WITH AUTO DELAy ON : 2s/reading .
aC sYsTEM sPEEDs 7, 9, 11
2700/2750 2701
AC System Speed: (19 .2K) (115 .2K)
Range Changes: 12 4/s (3/s) 4/s (3/s)
Function Changes: 12 4/s (3/s) 4/s (3/s)
Autorange Time: < 3s < 3s
ASCII Readings to RS-232 (19 .2k baud): 50/s 300/s
Max . External Trigger Rate: 250/s 2000/s
aC NoTEs
1 . 20% overrange except on 750V and 3A .
2 . Specification are for SLOW mode and sine wave inputs >5% of range . SLOW and MED are multi-sample A/D conversions .
FAST is DETector:BANDwidth 300 with nPLC = 1 .0 .
3 . Applies to 0°–18°C and 28°–50°C .
4 . For square wave inputs >10% of ACV range, except 100mV range . 100mV range frequency must be >10Hz if input is
<20mV .
5 . Applies to non-sine waves >5Hz .
6 . For 1k
W unbalance in LO lead .
7 . Speeds are for 60Hz (50Hz) operation using factory defaults operating conditions (*RST) . Autorange off, Display off,
Limits off, Trigger delay=0 .
8 . For ACV inputs at frequencies of 50 or 60Hz (±10%), add the following to “% of Range” uncertainty: 100mV 0 .25%, 1V
0 .05%, 10V 0 .13%, 100V 0 .03%, 750V 0 .015 (Model 2701 only) .
9 . Auto Zero off .
10 . Sample count = 1024 .
11 . DETector:BANDwidth 300 with nPLC = 0 .006 (2701 only) .
12 . Maximum useful limit with trigger delay = 175ms .
13 . Includes measurement and binary data transfer out GPIB or ASCII data transfer for Ethernet and RS-232 (Reading Element only) .
GENEral
EXPANSION SLOTS: 2 (2700, 2701), 5 (2750) .
POWER SUPPLy: 100V / 120V / 220V / 240V ±10% .
LINE FREQUENCy: 45Hz to 66Hz and 360Hz to 440Hz, automatically sensed at power-up .
POWER CONSUMPTION: 28VA (2700), 80VA (2701, 2750) .
OPERATING ENVIRONMENT: Specified for 0°C to 50°C . Specified to 80% RH at 35°C .
STORAGE ENVIRONMENT: –40°C to 70°C .
BATTERy: Lithium battery-backed memory, 3 years @ 23°C (Models 2700, 2750) Lithium Ion battery-
backed memory, 30 days of buffer storage @ 23°C and >4 hours charge time . Battery lifetime: >3 years
@ 23°C, >1 .5 years @ 50°C (Model 2701)
EMC: Conforms to European Union Directive 89/336/EEC EN61326-1 .
SAFETy: Conforms to European Union Directive 73/23/EEC EN61010-1, CAT I .
VIBRATION: MIL-PRF-28800F Class 3, Random .
WARM-UP: 2 hours to rated accuracy .
DIMENSIONS:
Rack Mounting: 89mm high × 213mm wide (2700, 2701) or 485mm wide (2750) × 370mm deep (3 .5
in × 8 .375 in or 19 in × 14 .563 in) .
Bench Configuration (with handle and feet): 104mm high × 238mm wide (2700, 2701) or 485mm
wide (2750) × 370mm deep (4 .125 in × 9 .375 in (2700, 2701) or 19 in (2750) × 14 .563 in) .
SHIPPING WEIGHT: 6 .5kg (14 lbs .) (2700, 2701) or 13kg (28 lbs .) (2750) .
DIGITAL I/O: 2 inputs, 1 for triggering and 1 for hardware interlock .
5 outputs, 4 for Reading Limits and 1 for Master Limit . Outputs are TTL compatible or can sink 250mA,
diode clamped to 40V .
TRIGGERING AND MEMORy:
Window Filter Sensitivity: 0 .01%, 0 .1%, 1%, 10%, or Full-scale of range (none) .
Reading Hold Sensitivity: 0 .01%, 0 .1%, 1%, or 10% of reading .
Trigger Delay: 0 to 99 hrs (1ms step size) .
External Trigger Delay: <2ms (2700), <1ms (2701, 2750) .
External Trigger jitter: <1ms (2700), <500µs (2701), <500µs (2750) .
Memory Size: 55,000 readings (2700), 450,000 readings (2701), 110,000 readings (2750) .
MATH FUNCTIONS: Rel, Min/Max/Average/Std Dev/Peak-to-Peak (of stored reading), Limit Test, %, 1/x, and
mX+b with user defined units displayed .
REMOTE INTERFACE:
GPIB (IEEE-488 .2) (2700, 2750), RS-232C (2700, 2701, and 2750) .
Ethernet TCP/IP (10bT and 100bT) (2701)
SCPI (Standard Commands for Programmable Instruments)
LabVIEW Drivers
FOR MODEL 2701:
Ethernet: RJ-45 connector, TCP/IP, 10bT and 100bTx autosensed .
IP Configuration: Static or DHCP .
Password Protection: 11 Characters .
Software: Windows 98, NT, 2000, ME, and XP compatible . Internet Explorer 5 .0 or higher required .
Web page server by 2701 .
2700, 2701,
2750
Multimeter/Data Acquisition/
Switch Systems
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