Apera Instruments SX721, Руководство пользователя

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* An 8-pin to BNC convertor (AI7103) is required to connect LabSen pH electrode to this meter.
* Visit aperainst.de or contact us at +49 202 51988998 for more details.
6.6
Parameter Setting
Table (4-1)
Prompt Mark Parameter Setting Items Code Parameters
P1 pH buffer solution series selection
USA (U.S.A series)
NIS (NIST series)
CH (China series)
P2
Pure water pH temperature
compensation setting
OFF-On (shut-set)
P3
Ammonia added pure water pH
temperature compensation setting
OFF-On (shut-set)
P4 Temperature unit setting °C - °F
P5 Back light display time setting 0-1-3-6min
P6 Auto power off setting 0-10-20min
P7 Restore to producer setting OFF-On
6.6.1 pH buffer solution series selection (P1)
(a) Long press , meter enters P1 mode: see picture (4-2).
(b) Press or to choose buffer solution series:
(U.S.A series) — 1.68, 4.00, 7.00, 10.01and 12.45 pH
(NIST series) — 1.68, 4.01, 6.86, 9.18 and 12.45 pH
(China series) — 1.68, 4.00, 6.86, 9.18 and 12.46 pH
(c) Press to enter next parameter setting or press to confirm and return to measurement
mode.
6.6.2 Pure water pH temperature compensation setting (P2)
(a) Short press in P1, the meter enters mode P2, see picture (4-3).
(b) Press or to choose
(pure water pH temperature compensation setting) or
(c) Press to enter next parameter setting or press to confirm
and return to measurement mode.
(d) The factory default setting is OFF
Note: will appear in the upper right corner of the LCD if pure water temperature compensation