Safety precautions overvoltages often associated with local AC mains connections. Certain Keithley measuring instruments may be connected to mains. These instruments will be marked as category II The following safety precautions should be observed before using this product and any or higher.
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Do not touch any object that could provide a current path to the common side of the circuit under The WARNING heading in the user documentation explains hazards that might result test or power line (earth) ground. Always make measurements with dry hands while standing on in personal injury or death.
Power and environmental specifications For indoor use only. 100 V to 240 V 50 Hz to 60 Hz Power supply (autosensing) CAUTION 150 VA Maximum VA Carefully consider and configure the appropriate Maximum 2000 m (6562 ft) above sea level Operating altitude output‑off state, source levels, and compliance levels 0 °C to 50 °C, 70% relative humidity up to...
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Introduction The 2450 documentation includes: • Quick Start Guide: This document. It provides unpacking Thank you for choosing a Keithley Instruments product. The instructions, describes basic connections, and reviews Model 2450 System SourceMeter instrument is a precise, ® basic operation information. low-noise instrument that combines a stable DC power User’s Manual: Provides an overview of front-panel •...
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Software for the 2450 is also available for download from the Keithley web page at tek.com/keithley. You can search for the specific software you need. Available software includes: • Test Script Builder: Simplifies building test scripts for instruments enabled for Keithley’s Test Script Processor ®...
Unpack and inspect the instrument 6. Inspect the instrument for any obvious signs of physical To unpack and inspect the instrument: damage. Report any damage to the shipping agent 1. Inspect the box for damage. immediately. 2. Open the top of the box. 3.
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You should have received the 2450 with the following accessories, shown in the photograph: 1. Model 8608 Safety Clip-Lead Set 2. Power line cord 3. Model CS-1616-3 Mini-clamp II Plug for the interlock 4. RJ-45 LAN crossover cable for TSP-Link or ethernet 5.
Connect the instrument • Cover the device under test (DUT) to protect the operator from flying debris in the event of a system or DUT failure. Important test system safety information • Make sure any test fixture connected to the system protects the operator from contact with hazardous voltages, This product is sold as a stand-alone instrument that may hot surfaces, and sharp objects.
Wiring the interlock NOTE WARNING To keep users safe, always read and follow all safety warnings provided with each of the instruments in your system. The 2450 is provided with an interlock circuit that must Install the instrument be positively activated in order for the high‑voltage output to be enabled.
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If Interlock is set to Off and the safety interlock signal is not An interlock circuit is provided on the rear panel of the asserted, the following occurs: instrument, as shown in the following figure. This circuit must be closed to enable the 2450 to produce voltages greater •...
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The interlock pin locations and connections are shown in the When the interlock is asserted, any measurement terminals, following figure. The pins are: including the LO terminals, should be considered hazardous voltages, even if they are programmed to a non-hazardous •...
Power on the instrument To connect line power: 1. Make sure the front-panel power switch is in the off (O) position. The 2450 operates from a line voltage of 100 V to 240 V at 50 Hz or 60 Hz. The instrument senses the line voltage and 2.
Overview of the front‑panel options 3. Connect the plug of the power cord to a grounded AC outlet. 4. Turn on the instrument by pressing the front-panel The front panel of the 2450 allows you to set up most POWER switch to the on (|) position. The instrument instrument functions and features and perform sourcing and starts.
Touchscreen display overview Home screen overview You can use the touchscreen display to set up the instrument The home screen is the first screen that opens when the and tests. You use the keys and touch capabilities to make instrument is powered on. You can always return to the home selections.
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The bottom half of the touchscreen display contains multiple screens that you can swipe to access additional information and settings: • SOURCE swipe screen: Displays the source settings. When the output is on, this displays either the programmed source value or the actual source, depending on the setting of source readback.
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An example of the SETTINGS swipe screen is shown below. In the GRAPH swipe screen shown here, you can view the In the SETTINGS swipe screen shown here, the Auto Zero measurements as they occur. To see a full screen graph, feature is turned on.
ENTER and EXIT keys Menu screen overview The ENTER key selects a highlighted option. In most cases, When you press the MENU key on the front panel, the Menu it opens a menu or dialog box that allows you to make screen is displayed.
Quick Setup options An example of the options that are available when you select the Settings option under Measure is shown below. When you press QUICKSET, the BASIC SOURCE/ MEASURE SETTINGS screen is displayed. From this menu, you can: • Choose the source and measure functions.
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• Choose from a selection of Quick Setups that CAUTION automatically make the settings required for that setup, turn the output on, and begin making measurements. When you select a Quick Setup, the instrument turns the output on. Carefully consider and configure the appropriate output‑off state, source, and limits before connecting the 2450 to a device that can deliver energy, such as other voltage sources, batteries, capacitors, or...
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Help FUNCTION You can display help screens for the menu items and The FUNCTION key opens the FUNCTION selection dialog buttons. The help screens give a brief description of box, which allows you to select the source and measure the option that the menu or button sets. To display the functions.
Connections for testing To make the connections: 1. Make sure the front-panel power switch is in the off (O) position. The following figure shows the physical connections for the front panel. Note that you must use either the front terminals 2.
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8. Press the OUTPUT ON/OFF switch to enable the output To view the measurements on the front-panel graph: and start making measurements. 1. Press the MENU key. 9. When measurements are complete, press the 2. Under Views, select Graph. OUTPUT ON/OFF switch to disable the output. You can swipe and use pinch and zoom to change the view The voltage measurements appear in the Measure Voltage of data on the graph.
FAQs How do I change the command set? In addition to the front-panel options, you can use a remote interface to set up the instrument. You can choose one of the Where can I find updated drivers or firmware? following command sets: For the latest drivers and additional support information, see •...
Next steps To set the command set using the front panel: 1. Press the MENU key. For more information, refer to the Keithley Instruments 2. Under System, select Settings. website, tek.com/keithley, for support and additional 3. Select the button next to Command Set. information about the instrument, including the following 4.