MRC PHT-3109, Operation Manual, Page: 11 / 18

After adjust the " High Limit " value, press the " Set
Button " ( 3-4, Fig. 1 ) twice, " Display " will return to
the normal measuring screen.
4-4 2nd layer setting procedures
tPty Temp. unit setting
HySt Hysteresis setting
oFSt Offset setting
Temperature unit setting
1)Press the " Set Button " ( 3-4, Fig. 1 ) continuously at
least two seconds, the " Display " will show " tPty ",
now the meter is ready for the Temperature unit ( ,
℃
) setting.
℉
2)Use the " Button " ( 3-5, Fig. 1 ) and the "
▼ ▲
Button " ( 3-6, Fig. 1 ) to adjust the desiring
temperature unit to " C " or " F ".
* When adjust the Temp. unit, the " SV indicator " ( 3-3, Fig. 1 )
will light.
8