Keithley 6221 User Manual

1-4 Getting Started Model 6220/6221 Reference Manual
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Unpacking and inspection
Inspection for damage
The Model 622x was carefully inspected electrically and mechanically before ship-
ment. After unpacking all items from the shipping carton, check for any obvious
signs of physical damage that may have occurred during transit. (There may be a
protective film over the display lens, which can be removed.) Report any damage
to the shipping agent immediately. Save the original packing carton for possible
future shipment. Before removing the Model 622x from the bag, observe the
following handling precautions.
Handling precautions
• Always grasp the Model 622x by the covers.
• After removing the Model 622x from its anti-static bag, inspect it for any
obvious signs of physical damage. Report any such damage to the shipping
agent immediately.
• When the Model 622x is not installed and connected, keep the unit in its
anti-static bag and store it in the original packing carton.
Package content
The following items are included with every Model 622x order
• Model 622x current source with line cord
• Protective triax Shield/Cap (CAP-28-1)
• 237-ALG-2 Triax cable terminated with alligator clips on one end
• Model 8501 Trigger Link cable
• CA-351 null-modem serial cable
• CA-180-3A Ethernet crossover cable (Model 6221 only)
• Accessories as ordered
• Certificate of calibration
• Model 622x User’s Manual (P/N 622x-900-00)
• Product information CD-ROM that contains PDFs of the 622X User’s and
Reference Manuals
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com

Keithley 6221 Specifications

General

Interface	GPIB, RS-232
Communication Interface	GPIB, RS-232
Current Sourcing Accuracy	±(0.03% of output + 20 pA)
Current Sinking Accuracy	±(0.03% of output + 20 pA)
Output Resolution	100 fA
Output Accuracy	±(0.03% of output + 20 pA)
Power Requirements	100 V to 240 V AC, 50/60 Hz