4
Configuring The Meter
20
20
SECTION 4. CONFIGURING THE METER
• Refer to Table 7-1 for a summary list of menu configuration.
• Factory defaults are in bold and italics.
• The Unit of Measurement for setpoints, deadbands, and read 1/read 2 (Output
Scale and Offset) is all in Millivolts. The decimal point will always be at position 1
(for right position) for these items.
• The corresponding Unit of Measurement (pH or mV) will flash when viewing values.
4.0 SPECIFYING INPUT TYPE (“INPT”) (for pH/ORP controllers ony)
Under this menu there are two choices:
pH
:
The meter acts as a typical pH meter
ORP
: The meter acts as a ORP/pH meter
1.
Press the
T/mV
button once. The current input type is displayed.
2.
Press the
/pH/ORP
button to select pH or ORP. When the desired choice is
displayed, press the
MENU
button. This enters the value into the microprocessor
and “
STRD
” will momentarily flash on the display. The next menu item, “
A.T.C.
”,
will automatically appear on the display.
4.1 SELECTING THE TEMPERATURE COMPENSATION MODE (“A.T.C.”)
To select your appropriate compensation type, follow these steps:
1.
Press the
MENU
button. The meter shows “
A.T.C
”.
2.
Press the
T/mV
button. The meter shows one of the following:
•
“
METR
”
meter utilizes the RTD input for automatic temperature compensation.
(Default)
• “OFF” meter utilizes a constant 25ºC for temperature compensation.
• “MANU” meter utilizes a manually entered value for temperature compensation.
3.
Press the
/pH
button to scroll through available choices.
4.
Press the
MENU
button to store your choice. The meter momentarily shows
“
STRD
”, followed by “
DEC.P
” (Decimal Point).
