Instruction manual

Instruction Manual PCD 650

1.2 Display & Keypad

1.2.1 Display Overview

The large monochrome display shows detailed information about measurements,

various indicators, annunciators, functions and useful tips. The display consists of

3 main sections when the meter is in the measurement mode:

 Header – Displays indicators for power source, battery level, pH probe

condition, conductivity range of the probe, data transmission mode, real-time

clock, user lock/unlock etc.

 Body – Displays measurement related information.

 Footer – Displays functions available for a given mode of operation. At any

given time, up to four function names are displayed, that correspond to 4

function keys in the keypad. Left & Right arrow icons are displayed when there

are more functions available than the 4-functions shown in the display. To

access a function, press the corresponding function key (in keypad) just below

the function name. To see other available functions, press left or right

arrow key in the keypad.

Figure 1: Display

Indicators Used in Header Area

Power Source & Battery Level:

Battery, level 80%-90%

Conductivity range of the probe

Power Source: DC Adapter

Average slope of the pH probe

Data Transmission mode: LED

Current Time in 24 Hour format

Data Transmission mode: Infrared

Password Protection: Disable

Data Logging Mode: MEM

Password Protection: Enable

Heade

Footer

Body