TSI IAQ50 - Manual (Page 33)

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it. When finished, turn the instrument off
and flip DIP switch #7 to “off.”
On the Model IAQ50, press and hold the
TEMP
or HUMIDITY key to enter the
calibration mode for that parameter. To
enter the calibration mode for the RTD,
make sure the RTD is plugged in. Press the
TEMP
key until “Prb” shows on the
display, then press and hold the TEMP
key.
The display will begin a countdown from
5 to 0. Release the key when 0 is displayed.
The top line of the display will show the
adjustment number (factory setting is 0.0)
and the bottom line will show the actual
reading value. Use
5 or 6 keys to change
the adjustment number and press ENTER
to accept. If necessary, repeat the above
sequence for the other parameters. When
finished, turn the instrument off and flip
DIP switch #7 to “off.”