4180, 4181 Precision Infrared Calibrator
Symbols Used
4180
●
●
●
●
●
●
●
4181
●
●
●
●
●
●
If all items are not present, contact an Authorized Service Center (see Section 1.6
Authorized Service Centers on page 7).
1.3
Symbols Used
Table 1 lists the International Electrical Symbols. Some or all of these symbols may be
used on the instrument or in this guide.
Table 1
Symbol
2
4180 IR Calibrator
Report of Calibration
Power Cord
User's Guide
Documentation CD
Target Cover
Serial Cable
4181 IR Calibrator
Report of Calibration
Power Cord
User's Guide
Documentation CD
Serial Cable
Symbols used
Description
AC (Alternating Current)
AC-DC
Battery
Complies with European Union directives
DC