Keithley 2281S Series - Power and Environmental Specifications

Carefully consider and congure the appropriate
output‑o󰀨 state, source levels, and compliance levels
before connecting the instrument to a device that can
deliver energy. Failure to consider the output‑o󰀨 state,
source levels, and compliance levels may result in
damage to the instrument or to the device under test.
Power supply
100 V AC/120 V AC/220 V AC/240 V AC,
50 Hz or 60 Hz
Operating altitude
Maximum 2000 m (6562 ft ) above sea level
Operating
temperature
0 °C to 40 °C, full accuracy to 80 % relative
humidity at up to 35 °C, noncondensing
Storage
temperature
-25 °C to 70 °C, 5 % to 95 % relative humidity
at up to 40 °C and 5 % to 60 % relative
humidity above 40 °C up to 70 °C
Pollution degree
2
*See full specications for other pulse regions
Power and environmental specications
For indoor use only.
CAUTION