Sper Scientific 860031 pH - mV Bench-Top Meter - Manual (Page 21)

21
SETUP MODE
Select Buffer
1. Press SET for 2 seconds to enter setup.
2. Press ▲ to select pH buffer. “BUF” appears on the
middle of the LCD and P4.0 appears on the lower
portion.
3. Press to enter P4.1. The default “NIST” will
flash on the LCD and P4.1 will appear on the lower
portion of the display. If you use NIST buffers, press
to confirm and the meter returns to P4.0.
4. If your requirement is not for NIST buffers, press ▲ to
change the status to CUSTOM buffer.
5. Press to confirm and the meter will return to P4.0.