Xylem inoLab 7110 WASTEWATER pH METER - Manual (Page 30)

Settings pH 7110
30 ba75925e02 12/2011
7.1.2 Buffer sets for calibration
You can use the buffer sets quoted in the table for an automatic calibration. The
pH values are valid for the specified temperature values. The temperature
dependence of the pH values is taken into account during the calibration.
pH rES 0.000
0.00
0.0 Resolution of pH display
Unit °C
°F Temperature unit
Int.C 1 ... 7... 999 d Calibration interval
Displayed
(Confirm with
)
Possible setting
(Change with
< ><>) Description
The buffer set is selected during calibration (see section 5.2.3
A
UTOMATIC CALIBRATION (A UTO C AL ), page 20).
No. Buffer set pH values at
1 TEC
WTW Technical buffers 2.000
4.010
7.000
10.011 25 °C
2 NIST/DIN
DIN buffers according to DIN 19266
and NIST Traceable Buffers 1.679
4.006
6.865
9.180
12.454 25 °C
3 ConCal 1-point
cal.:
• Any
2-point
cal.:
• 7.0 ± 0.5
• Any
any,
adjust-
able