Keithley 375-2,0 Datasheet

Page 1
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
Integra Series products combine precision measure­ment, switching, and control in a single, tightly integrat­ed enclosure for either rack-mounted or benchtop applications. These cost-effective, high performance test platforms offer affordable alternatives to separate DMMs and switch systems, dataloggers/recorders, plug-in card data acquisition equipment, and VXI/PXI systems. Integra Series plug-in switching and control modules offer unmatched flexibility and testing efficiency for a wide range of industries and applications. System builders can create test solutions with a combination of channel count, cost per channel, and system perform­ance unmatched by any other single-box measurement system. The input modules provide the flexibility to vary the channel count from 20 to 200 (2-pole), apply a stimulus to the device under test, route signals, control system components, and make precision measurements with up to 14 functions. Robust digital I/O capabilities can be used for triggering, handshaking with other automation equipment, and alarm limit outputs. Scan rates of more than 200 channels/second (up to 2500 readings/second) increase test productivity.
• Combines functions of DMM,
switch system, and datalogger
1
• True 6
• Choice of 9 switch/control
• Up to 200 differential input
• Convenient front panel inputs
• TestPoint
Integra Series integrated switching, measurement, and datalogging solutions
• LabVIEW™, LabWindows
• Optional ExceLINX-1A
⁄
2-digit (22-bit) resolution
plug-in modules
channels (with 300V isolation) for measurement and control
™
start-up software
™
Visual Basic, C/C++, and TestPoint drivers
datalogging software
/CVI,
Fast Setup and Operation
The Model 2700 and Model 2750 are fully integrated, off-the-shelf measurement and control systems. Their DMM-like interfaces make it easy for users to collect data and/or perform troubleshooting within minutes of installation and startup. Once sensor or DUT leads are hooked to the instrument’s input, use the front panel controls to select the measurement function, range, filtering, scaling, trigger source, scan­ning sequence, alarms, and more. The TestPoint runtime start-up software included with both the Model 2700 and 2750 makes it easy to configure and use the system in a graphical “point-and-click” environ­ment. This gives developers the basic tools needed to create a simple application without writing pro­gram code. If the application demands greater functionality, this free runtime can be modified with the TestPoint software application package (sold separately).
The Advantage of Integrated Design
The Model 2700 and 2750 offer a variety of advantages over existing solutions for ATE and data acquisition applications. For example, their flexible modular architecture and integrated measurement, switching, and control capabilities save rack space by reducing the number of separate instruments needed. This design also simplifies expanding the system as the number of channels grows or re-purposing it as new test requirements evolve. Integrated signal conditioning, scaling, stimulus, filtering and I/O capabilities elimi­nate the need for external circuitry when designing and building data acquisition systems. This architec­ture also makes it unnecessary to open the computer to install plug-in boards. The Model 2700 and 2750 offer accuracy and repeatability superior to plug-in data acquisition boards and VXI/PXI systems, while providing faster test times than typical DMM/switch systems. This makes it possible to combine higher test yields with higher test throughput.
Screw terminals
use oversize
connectors for
easier, mistake-
free wiring.
1.888.KEITHLEY (U.S. only)
SWITCH/MEASURE SYSTEMS
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ACCESSORIES AVAILABLE
ExceLINX-1A Excel Add-In Software for 2700 and 2750
Instruments
7788 50-Pin D-Shell Connector Kit (2 each)(for
Models 7703, 7705 Modules w/D-sub
Connectors) 7789 50-Pin/25-Pin D-Shell Kit (1 each) 7790 50-Pin Male, 50-Pin Female and 25-Pin Male IDC
D-Shell Connector Kit (1 each) (Ribbon Cable
not Included) 7797 Calibration Extender Board (for Model 2750) 7705-MTC-2 50-Pin Male to Female D-Sub Cable, 2m 7707-MTC-2 25-Pin Male to Female D-Sub Cable, 2m
A GREATER MEASURE OF CONFIDENCE
Page 2
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
Ordering Information
2700 DMM, Data Acquisition,
Datalogging System w/2 Slots
2750 DMM, Data Acquisition,
Switching, Datalogging System w/5 Slots
7700 20-Channel Differential
Multiplexer Module w/Automatic CJC and Screw Terminals
7701 32-Channel Differential
Multiplexer Module with a 25- and 50-Pin Female D Connector. Supplied with Male IDC Ribbon Cable Connectors
7702 40-Channel Differential
Multiplexer Module w/Screw Terminals
7703 32-Channel High Speed,
Differential Multiplexer Module with 2 50-Pin Female D Connectors. Includes 2 Mating Connectors
7705 40-Channel Single-Pole
Control Module with 2 50-Pin Female D Connectors. Includes 2 Mating Connectors.
7706 All-in-One I/O Module: 20-
Channel Differential Multiplexer w/Automatic CJC, 16 Digital Outputs, 2 Analog Outputs, a Counter/Totalizer, and Screw Terminals
7707 32-Channel Digital I/O
w/10-Channel Differential Multiplexer Module with a 25­Pin Female and 50-Pin Male D Connectors. Supplied with Mating IDC Ribbon Cable Connectors
7708 40-Channel Differential
Multiplexer Module w/Automatic CJC and Screw Terminals
7709 6x9 Matrix Module with 25-
and 50-Pin Female D Connectors. Supplied with Male IDC Ribbon Cable Connectors
These products are available with an Extended Warranty.
Accessories Supplied
TestPoint runtime start-up software; LabVIEW, LabWindows Basic, C/C++, and TestPoint drivers; manual; and Model 1751 Safety Test Leads.
™
/CVI, Visual
Built-in measurement functions include:
• DCV • ACV • DCI • ACI
• Resistance (2- or 4-wire, offset compensation selectable)
• Dry circuit ohms (20mV clamp) 2750 only
• Temperature (with thermocouples, RTDs, or thermistors)
• Frequency/Period
• Continuity
Rugged 50-pin D-sub connectors ensure dependability and quick setup/teardown in production test racks.
Install up to five input modules in the 2750 mainframe. All switch/control modules are fully enclosed in impact­resistant plastic for exceptional ruggedness. Three connector alternatives simplify connecting the modules to DUTs. Rugged D-sub connectors allow quick, secure connections and are especially convenient when performing routine maintenance or when the system is installed in a rack. IDC ribbon cable adapters are supplied with the Model 7701, 7707, and 7709 modules for fast, uncomplicated hookups in production test and process monitoring applications. Oversize screw-terminal connectors simplify setup in applications that require the greatest connec­tion flexibility. Additional D-sub and IDC ribbon cable connector kits and pre-wired cable assemblies are sold separately.
All modules are compatible with the two-slot Model 2700 Multimeter/Data Acquisition System and the five-slot Model 2750 Multimeter/Switch System. When the application’s needs change, simply change modules. Integra systems reconfigure themselves automatically.
Module 7700 7701 7702 7703 7705 7706 7707 7708 7709
AC and DC Volts •••• •••• AC and DC Current •• Temperature:
T/C w/Automatic CJC •••• •••• T/C w/External CJC •••• •••• RTD •••• ••••
Thermistor •••• •••• Resistance (2- or 4-wire) •••• •••• Frequency •••• •••• Event/Counter/Totalizer • Signal Routing/Control •••• ••••• Digital Input • Digital Output •• Analog Output • Analog Input Channels 20 32 40 32 40 20 10 40 6×8
Integra Series integrated switching, measurement, and datalogging solutions
1.888.KEITHLEY (U.S. only)
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A GREATER MEASURE OF CONFIDENCE
SWITCH/MEASURE SYSTEMS
Page 3
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
Integra Series Module Selector Guide
This selector guide may prove helpful in identifying the best module for a specific application. Install up to two modules at a time in the Model 2700 mainframe or five at a time in the Model 2750 mainframe.
Keithley’s Integra Systems provide precision measurement and control in a single, tightly integrated enclosure for either rack-mounted or benchtop use. These cost-effective, high-performance test platforms are affordable alternatives to separate DMMs and switch systems, dataloggers/recorders, and plug-in card data acquisition equipment. Integra Series plug-in modules offer unmatched flexibility and testing efficien­cy for a wide range of industries and applications. Users can create test systems with a combination of channel count, cost per channel, and system performance unmatched by any other single-box measure­ment system. The modules provide the flexibility to vary channel count from 20 to 200 (2-pole), apply a stimulus to devices under test, route signals, control system components, and make precision measure­ments with up to 14 functions. Robust digital I/O capabilities can be used for triggering, handshaking with other automation equipment, and alarm limit outputs. Scan rates of more than 200 channels/second (up to 2500 readings/second) increase test productivity.
# Analog Type of Max. Switched Measurement Digital Switch
Module Inputs Configuration Differential* 4-pole Connector Voltage Current Channels I/O Speed Other 7700
7701
7702
7703
7705
7706
Integra Series integrated switching, measurement, and datalogging solutions
7707
7708
7709
* Can be disconnected from internal DMM for routing external signals • Refer to the Model 2750 or Model 2700 brochure for additional information.
20 Multiplexer 1 × 20 or 1 × 10 Screw 300V 1A 2 channels N/A < 3 ms Automatic
32 Multiplexer 1 × 32 or 1 × 16 D-sub (IDC) 150V 1A N/A N/A < 3 ms 32 channels
40 Multiplexer 1 × 40 or 1 × 20 Screw 300V 1A 2 channels N/A < 3 ms Maximum power
32 Multiplexer 1 × 32 or 1 × 16 D-sub 300V 500mA N/A N/A < 1 ms Reed relays
40 Independent N/A N/A D-sub 300V 2A N/A N/A < 3 ms Software
20 Multiplexer 1 × 20 or 1 × 10 Screw 300V 1A N/A 16 Digital < 3 ms Two ±12V analog
10 Digital I/O 1 × 10 or 1 × 5 D-sub 300V 1A N/A 32 Digital < 3 ms Four 8-bit I/O ports
40 Multiplexer 1 × 40 or 1 × 20 Screw 300V 1A N/A N/A < 3 ms Automatic
48 6 × 8 Matrix Yes Yes D-sub 300V 1A N/A N/A < 3 ms Connects to internal
w/CJC two 1 × 10 terminals @ 3A thermocouple
two 1 × 16 of common-side
two 1 × 20 terminals @ 3A = 125VA
two 1 × 16 (solder or crimp)
SPST (solder or crimp) programmable for
w/CJC two 1 × 10 terminals Out Only output channels
two 1 × 5 (IDC) I/O (33V, 100mA)
w/CJC two 1 × 20 terminals thermocouple
(IDC) DMM. Daisy chain
Max. Current
create larger matrix
linearization
4-wire ohms
SPDT (Form C)
& 100kHz event
counter/totalizer
linearization
multiple cards to
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A GREATER MEASURE OF CONFIDENCE
Page 4
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
Important Features and Benefits
• Full per-channel configurability—Each channel can be independently configured for making meas­urements. The parameters that can be chosen for each channel include speed, range, resolution, number of power line cycles (NPLC), filtering type, offset compensation, math functions to be dis­played, CJC type, RTD type, frequency gate time, “m” and “b” values in mX + b format, HI/LO limits, low Ω (Model 2750 only), ratio calculation, and thermistor type.
• Channel monitor feature—Monitor any specific input channel on the front panel display during a scan. This feature can also serve as an analog trig­ger to initiate a scan sequence based on some external factor, such as a temperature rising above a pre-set limit. Only the data of interest is acquired, so there’s no need to spend hours searching through reams of normal readings to find anom­alous data.
• Front/rear switch—Switching between the front and rear panel measurement inputs is as easy as pressing a button. Users can select the front panel inputs for tasks such as system set-up and verifi­cation, manual probing, troubleshooting, and cali­bration, while the rear panel inputs through the modules allow fast, automated multiplexing and control.
• Battery-backed set-up memory—Up to four differ- ent set-up configurations can be stored in onboard memory. If the line power fails during a scan, the system will resume scanning where it stopped once power is restored.
• 110K reading data buffer—The mainframe’s non- volatile wrap-around reading memory allows con­tinuous, unattended datalogging over long peri­ods—data in the buffer can be transferred to a PC controller automatically as new data is acquired. The real-time clock can be used to time- and date­stamp readings for later review and interpretation.
• 2 TTL-level digital inputs—For implementing exter- nal triggers to initiate a scan sequence.
• 5 “per-channel” HI/LO alarm limit TTL outputs — Trigger external alarms or perform other control functions without a PC controller.
• Dry circuit ohms (20mV clamp)—Protects sensitive devices from damage and prevents self-heating errors during testing (Model 2750 only).
• Virtual channel—Stores the results of channel-to channel ratio and average math operations.
• Onboard statistical analysis—Mathematical func- tions available at the push of a button are channel average, mX+b scaling, minimum, maximum, aver­age, and standard deviation.
• GPIB and RS-232 interfaces
• 3-year warranty
Temperature Capabilities
Integra Series mainframes support three major types of temperature sensors with built-in signal conditioning and 300V isolation: thermocouples, RTDs, and thermistors. To begin using a sensor, simply hook it up and the instrument does the rest. If a thermocouple is broken or disconnected, the instrument will alert the operator. The mainframes also sup­port three methods for cold-junction compensation (CJC): automatic (built-in), external (built-in), and simulated.
Software Solutions
Whether the task calls for a simple start-up package to acquire several channels of data or the tools to create a fully custom acquisition and analysis solution, Keithley has the software need­ed to get the most performance from a Model 2700 or 2750 Multimeter/Switch System. Our broad range of software solutions
software
&
running
makes it easy to get applications “Up & Running” quickly and economically.
Our free start-up software package provides basic data­logging capabilities, so a system can be up and running almost immediately. It also can be used to configure instrument functions. Data from multiple channels from a single instru­ment can be saved to disk; up to eight channels of data can be graphed automati­cally and multiple configurations can be saved to disk.
The new version of ExceLINX is an eco­nomical, easy-to-use, add-in utility for Microsoft Excel. Within minutes of installing ExceLINX­1A on a PC, users can acquire data directly from the Model 2700 or 2750, then employ Excel’s graphics, charting, and analysis capabili­ties to turn that data into useful informa­tion. No programming is required to use it— a few mouse clicks are all it takes to con­figure channels, set parameters, and get your measurements
into Excel.
Integra Series integrated switching, measurement, and datalogging solutions
1.888.KEITHLEY (U.S. only)
www.keithley.com
A GREATER MEASURE OF CONFIDENCE
SWITCH/MEASURE SYSTEMS
Page 5
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
Instrument Drivers
For experienced programmers who prefer to build fully custom systems from scratch, Keithley pro­vides a Series 2700/2750 instrument driver for use with Application Development Environments such as LabVIEW C/C++, and TestPoint. This IVI-style driver (VISA based) supports all of the functionality of the Model 2700 and 2750. Numerous examples and an on-line help utility are provided to help program­mers get their applications up and running.
Which Integra Mainframe is the Best Choice for the Application?
Use this selector guide to decide which Integra Series mainframe offers the combination of features and capacity that’s right for a specific application. If testing requirements change in the future, switch/control modules and test code can be easily re-used.
No. of different input channels 80 200 Matrix crosspoints 96 240 Ohms resolution 100mΩ 1mΩ Dry circuit ohms (20mV clamp) No Yes No. of slots 2 5 Memory buffer 55,000 rdgs 110,000 rdgs Size (2U height) Half-rack width Full-rack width (19˝)
™
, LabWindows™/CVI, Visual Basic,
2700 2750
TYPICAL APPLICATIONS
• Production test of electronic products and devices
• Accelerated stress testing (AST)
• Process monitor and control
• Device characterization/R&D
• Low ohms, multichannel measurements
Integra Series integrated switching, measurement, and datalogging solutions
1.888.KEITHLEY (U.S. only)
SWITCH/MEASURE SYSTEMS
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A GREATER MEASURE OF CONFIDENCE
Page 6
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
DC CHARACTERISTICS
CONDITIONS: MED (1 PLC) or 10 PLC or MED (1 PLC) with Digital Filter of 10
TEST INPUT
CURRENT ±5% RESISTANCE
FUNCTION RANGE RESOLUTION VOLTAGE VOLTAGE 23°C±1° 23°C±5° 23°C±5° 0°–18°C & 28°–50°C
VOLTAGE 100.0000 mV 0.1 µV >10 GΩ 15 + 30 25 + 35 30 + 35 (1 + 5)/°C
RESISTANCE 1.000000 Ω 1µΩ 10 mA 5.9 V 80 + 40 80 + 40 100 + 40 (8 + 1)/°C
2750 Only 10.00000 Ω 10 µΩ 10 mA 5.9 V 20 + 20 80 + 20 100 + 20 (8 + 1)/°C 2700 and 2750 100.0000 Ω 100 µΩ 1 mA 12.2 V 20 + 20 80 + 20 100 + 20 (8 + 1)/°C
DRY CIRCUIT 1.000000 Ω 1µΩ 10 mA 20 mV 80 + 40 80 + 40 100 + 40 (8 + 1)/°C RESISTANCE 10.00000 Ω 10 µΩ 1 mA 20 mV 25 + 40 80 + 40 100 + 40 (8 + 1)/°C 2750 Only 100.0000 Ω 100 µΩ 100 µA 20 mV 25 + 40 90 + 40 140 + 40 (8 + 1)/°C
CONTINUITY (2W) 1.000 kΩ 100 mΩ 1 mA 12.2 V 40 + 100 100 + 100 100 + 100 (8 + 1)/°C
CURRENT 20.00000 mA 10 nA < 0.2 V 60 + 30 300 + 80 500 + 80 (50 + 5)/°C
CHANNEL (RATIO)
CHANNEL (AVERAGE)
1.000000 V 1.0 µV >10 GΩ 15 + 6 25 + 7 30 + 7 (1 + 1)/°C
10.00000 V 10 µV >10 GΩ 10 + 4 20 + 5 30 + 5 (1 + 1)/°C
100.0000 V 100 µV 10 MΩ ± 1% 15 + 6 35 + 9 45 + 9 (5 + 1)/°C
1000.000 V 1 mV 10 MΩ ± 1% 20 + 6 35 + 9 50 + 9 (5 + 1)/°C
1.000000 kΩ 1mΩ 1 mA 12.2 V 20 + 6 80 + 6 100 + 6 (8 + 1)/°C
10.00000 kΩ 10 mΩ 100 µA 6.8 V 20 + 6 80 + 6 100 + 6 (8 + 1)/°C
100.0000 kΩ 100 mΩ 10 µA 12.8 V 20 + 6 80 + 10 100 + 10 (8 + 1)/°C
1.000000 MΩ 1.0 Ω 10 µA 12.8 V 20 + 6 80 + 10 100 + 10 (8 + 1)/°C
10.00000 MΩ 10 Ω 0.7 µA // 10M Ω 7.0 V 150 + 6 200 + 10 400 + 10 (70 + 1)/°C
100.0000 MΩ 100 Ω 0.7 µA // 10M Ω 7.0 V 800 + 30 2000 + 30 2000 + 30 (385 + 1)/°C
1.000000 kΩ 1mΩ 10 µA 20 mV 25 + 90 180 + 90 400 + 90 (8 + 1)/°C
100.0000 mA 100 nA < 0.1 V 100 + 300 300 + 800 500 + 800 (50 + 50)/°C
1.000000 A 1.0 µA < 0.5 V 200 + 30 500 + 80 800 + 80 (50 + 5)/°C
3.000000 A 10 µA < 1.5 V 1000 + 15 1200 + 40 1200 + 40 (50 + 5)/°C
10
10
Ratio Accuracy = Accuracy of selected Channel Range + Accuracy of Paired Channel Range
Average Accuracy = Accuracy of selected Channel Range + Accuracy of Paired Channel Range
OR BURDEN OR OPEN CKT. 24 Hour 90 Day 1 Year COEFFICIENT
TEMPERATURE
(Displayed in °C, °F, or K. Exclusive of probe errors.)
THERMOCOUPLES (ACCURACY BASED ON ITS-90.)
90 Day/1 Year (23°C ± 5°C)
Relative to Using Temperature
Type Range Resolution Reference Junction Module 0°–18°C & 28°–50°C
J –200 to +760 °C 0.001 °C 0.2°C 1.0°C 0.03°C/°C K –200 to +1372°C 0.001 °C 0.2°C 1.0°C 0.03°C/°C N –200 to +1300°C 0.001 °C 0.2°C 1.0°C 0.03°C/°C T –200 to +400°C 0.001 °C 0.2°C 1.0°C 0.03°C/°C E –200 to +1000°C 0.001 °C 0.2°C 1.0°C 0.03°C/°C R 0 to +1768°C 0.1 °C 0.6°C 1.8°C 0.03°C/°C
S 0 to +1768°C 0.1 °C 0.6°C 1.8°C 0.03°C/°C B +350 to +1820°C 0.1 °C 0.6°C 1.8°C 0.03°C/°C
4-Wire RTD: (100Ω platinum [PT100], D100, F100, PT385, PT3916, or user type. Offset Compensation On)
–200° to 630°C 0.01 °C 0.06°C 0.003°C/°C
Thermistor: (2.2kΩ, 5kΩ, and 10kΩ)
–80° to 150°C 0.01 °C 0.08°C 0.002°C/°C
Simulated Plug-In Coefficient
20
DC SYSTEM SPEEDS
RANGE CHANGES: 50/s (42/s). FUNCTION CHANGES: 50/s (42/s). AUTORANGE TIME: <30ms. ASCII READINGS TO RS-232 (19.2K BAUD): 55/s. MAX. INTERNAL TRIGGER RATE: 2000/s. MAX. EXTERNAL TRIGGER RATE: 375/s.
ACCURACY: ±(ppm of reading + ppm of range)
(ppm = parts per million) (e.g., 10ppm = 0.01%)
TEMPERATURE
DC MEASUREMENT SPEEDS
Single Channel, 60Hz (50Hz) Operation
FUNCTION DIGITS READINGS/s PLCs DCV, DCI, Ω (<10M), 6.5 5 (4) 10
THERMOCOUPLE, 6.5 35 (28) 1 THERMISTOR 6.5 45 (36) 1
4WΩ (<10M) 6.5 1.4 (1.1) 10
4WΩ OCOMP, RTD 6.5 0.9 (0.7) 10
CHANNEL (RATIO), 6.5 2.5 (2) 10 CHANNEL (AVG) 6.5 15 (12) 1
MULTIPLE CHANNELS, INTO AND OUT OF MEMORY TO GPIB
7703 Scanning DCV 200/s 7703 Scanning DCV with Limits or Time Stamp On 180/s 7703 Scanning DCV alternating 2W 58/s 7702 Scanning DCV 65/s 7700 and 7708 Scanning Temperature (T/C) 50/s
5.5 150 (120) 0.1
5.5 300 (240) 0.1
5.5 500 (400) 0.1
4.5 2500 (2000) 0.01
6.5 15 (12) 1
5.5 33 (25) 0.1
6.5 8 (6.4) 1
5.5 18 (14.4) 0.1
5.5 25 (20) 0.1
Channels/s
Model 2700 and 2750 Condensed Specifications
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Page 7
2700 Multimeter/Data Acquisition/ 2750 Switch Systems
AC SPECIFICATIONS
ACCURACY: ±(% of reading + % of range), 23°C ± 5°C
FUNCTION RANGE RESOLUTION CYCLE 10 Hz 20 kHz 50 kHz 100 kHz 300 kHz VOLTAGE 100.0000 mV 0.1 µV 90 Days 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.5
CURRENT 1.000000 A 1.0 µA 90 Day/1 Yr. 0.30 + 0.04 0.10 + 0.04
FREQUENCY 100 mV 0.333 ppm 90 Day/ 1 Yr. 100 ppm + 0.333 ppm (SLOW, 1 s gate) AND PERIOD to 3.33 ppm 100 ppm + 3.33 ppm (MED, 100 ms gate)
1.000000 V 1.0 µV
10.00000 V 10 µV 1 Year 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.5
100.0000 V 100 µV
750.000 V 1.0 µV
3.00000 A 10 µA 0.35 + 0.06 0.15 + 0.06
750 V 33.3 ppm 100 ppm + 33.3 ppm (FAST, 10 ms gate)
CALIBRATION 3 Hz– 10 Hz– 20 kHz– 50 kHz– 100 kHz–
(TEMP. COEFF.)/°C 0.035 + .003 0.005 + .003 0.006 + .005 0.01 + .006 0.03 + .01
3 Hz–10 Hz 10 Hz–5 kHz
(TEMP. COEFF.)/°C 0.035 + 0.006 0.015 + 0.006
(3 Hz–500 kHz) (333 ms–2 µs)
AC MEASUREMENT SPEEDS
SINGLE CHANNEL, 60Hz (50Hz) Operation
Function Digits Readings/s Rate Bandwidth ACV, ACI 6.5 2s/Reading SLOW 3 Hz–300 kHz
FREQUENCY, 6.5 1 (1) SLOW 3 Hz–300 kHz
Model 2700 and 2750 Condensed Specifications
PERIOD 5.5 9 (9) MED 30 Hz–300 kHz
6.5 1.4 (1.1) MED 30 Hz–300 kHz
6.5 4.8 (4) MED 30 Hz–300 kHz
6.5 40 (32) FAST 300 Hz–300 kHz
4.5 35 (35) FAST 300 Hz–300 kHz
4.5 65 (65) FAST 300 Hz–300 kHz
MULTIPLE CHANNEL
7703 SCANNING ACV: 180/s.
AC SYSTEM SPEEDS
RANGE CHANGES: 4/s (3/s). FUNCTION CHANGES: 4/s (3/s). AUTORANGE TIME: < 3s. ASCII READINGS TO RS-232 (19.2K baud): 50/s. MAX. INTERNAL TRIGGER RATE: 300/s. MAX. EXTERNAL TRIGGER RATE: 250/s.
GENERAL
EXPANSION SLOTS: 5 (Model 2750); 2 (Model 2700). MEMORY SIZE: 110,000 readings (Model 2750); 55,000 readings (Model 2700). POWER SUPPLY: 100V / 120V / 220V / 240V ±10%. LINE FREQUENCY: 45Hz to 66Hz and 360Hz to 440Hz, automatically sensed at
power-up.
POWER CONSUMPTION: 80VA (Model 2750); 28VA (Model 2700). OPERATING ENVIRONMENT: Specified for 0°C to 50°C. Specified to 80% RH at
35°C.
BATTERY: Lithium battery-backed memory, 3 years @ 23°C. WARRANTY: 3 years. EMC: Conforms to European Union Directive 89/336/EEC EN61326-1. SAFETY: Conforms to European Union Directive 73/23/EEC EN61010-1, CAT I. DIMENSIONS (Model 2700): 89mm high × 213mm wide × 370mm deep (3.5 in
× 8.39 in × 14.563 in).
DIMENSIONS (Model 2750):
RACK MOUNTING: 89mm high × 485mm wide × 370mm deep (3.5 in × 19 in
× 14.563 in).
BENCH CONFIGURATION (WITH HANDLE AND FEET): 104mm high ×
485mm wide × 370mm deep (4.125 in × 19 in × 14.563 in).
SHIPPING WEIGHT: 13kg (28 lbs.) (Model 2750); 6.5 kg (14 lbs) (Model 2700).
For more detailed specifications, see Keithley’s Web site, www.keithley.com.
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SWITCH/MEASURE SYSTEMS
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