Hanna Instruments HI520 - Page 16

Controller Basics 16
3.5.1. Selecting Measure Channel
The default display mode is dual‑channel view. The controller remembers last selected mode upon restart.
• Press the
ud keys to select channel.
The
Б
symbol indicates active channel.
STD.
Ф
ББ
У
6.43
2.580
25.0
25.0
pH
μS/cm
°C
°C
pH &
EC
STD.
Б
Ф
У
6.43
2.580
41
25.0
pH
μS/cm
mV
°C
pH &
EC
• Press the r to display alternative measure units (e.g. mV for pH or EC for TDS)
STD.
Ф
ББ
У
6.43
2.580
25.0
25.0
pH
μS/cm
°C
°C
pH &
EC
• Press the d key with CH2 selected for single‑channel display (CH1, CH2, or Math).
STD.
У
Б
141.7
25.0
μS/cm
°C
Measure EC
STD.
Ф
Б
2.580
25.0
μS/cm
°C
Measure EC
Difference:
Math
Б
139.1
μS/cm
Measure EC
• Press the d key with Math channel active (or CH2 if Math not available) to return to the dual‑channel view.