The Keithley 2701 is an Ethernet-based digital multimeter and data acquisition system that combines precision measurement, data logging, and signal routing in a single instrument. Built for automated test and monitoring applications, it delivers DMM functionality across voltage, current, resistance, frequency, and temperature measurements alongside configurable multi-channel scanning and internal switching capabilities. Remote access via integrated web server and support for multiple communication protocols enable straightforward deployment in laboratory and enterprise environments.
– Technical Specifications
Voltage Measurement:
• DC: 200 mV to 1000 V (6 ranges), ±(0.05% reading + 0.01% range), 6.5-digit resolution
• AC (True RMS): 200 mV to 750 V (5 ranges), ±(0.5% reading + 0.1% range) to 20 kHz, 5.5-digit resolution
Current Measurement:
• DC: 200 µA to 10 A (5 ranges), ±(0.15% reading + 0.05% range), 6.5-digit resolution
• AC (True RMS): 200 mA to 10 A (4 ranges), ±(1.0% reading + 0.2% range) to 1 kHz, 5.5-digit resolution
Resistance: 200 Ω to 100 MΩ (7 ranges, 2-wire and 4-wire), ±(0.1% reading + 0.05% range), 6.5-digit resolution
Frequency: 3 Hz to 1 MHz (5 ranges), ±(0.01% reading + 1 count), 6-digit resolution
Temperature: Type J, K, T, E, R, S, B, C thermocouples; 375, 750, 1000 Ω RTDs with external bridge completion
Additional Functions: Continuity testing with audible tone and adjustable threshold; diode forward voltage measurement
Data Acquisition:
• Channel scanning up to 20 channels per pass
• Configurable scan rates based on measurement function
• Reading memory: 4000 measurements maximum
• External trigger input for measurement synchronization
Switching: Built-in signal routing with optional multiplexer and matrix modules for expanded channel capacity and configuration flexibility.
– Key Features
• Ethernet connectivity with built-in web server for remote operation
• Multi-protocol communication support for infrastructure integration
• Internal memory for scan lists and measurement data storage
• True RMS AC measurements to specified frequency limits
• 4-wire resistance measurement for precision low-ohm testing
– Typical Applications
Automated equipment testing, environmental monitoring, quality assurance in manufacturing, bench-top measurement tasks, and data logging systems requiring networked access and multi-point signal acquisition.
– Compatibility & Integration
The 2701 accepts optional switching modules to expand measurement channels and supports standard laboratory communication protocols for integration with existing test infrastructure and control systems.
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