pH set up
20
●
P 1.1 Buffer selection
26. Press the
key,
P1 PH
screen appears.
27. Press the
ENT
key,
P1.1 BUFF
screen appears.
28. Press the
ENT
key, by default
BUFF USA
appears.
29. Use the
keys to change the buffer standard to
BUFF NIST
or
BUFF DIN
.
30. Press the
ENT
key,
P1.1 BUFF
screen appears. This indicates completion of buf-
fer selection.
Summary of Contents for Environmental Express PH250
Page 1: ...PH250 PH260 pH ORP METER...
Page 2: ......
Page 12: ...XII MEMO...
Page 60: ...Specifications 48 Weight Approx 260 g with batteries 216 g without batteries...
Page 62: ......
