ETS-Lindgren HI-3510 RF Radiation Badge Broadband Electromagnetic Radiation Detector (Archived) - Manual (Page 26)

HI n 3510 Manual Page — 21
sticker with the current calibration date.
NOTE:
Do not place any stickers or labels that contain metal on
the bottom surface of the unit or the lower portions (i.e.,
approximately 1 ½ inches up from the bottom surface) of
the front and both sides of the unit. This could seriously
affect the accuracy of the unit. Paper or plastic stickers
are acceptable.
Archived 4/2/10