Configuring The Meter; Specifying Input Type (Inpt) Ph/Orp Controllers Only; Selecting The Temperature Compensation Mode (A.t.c.) - Omega PHCN-37 User Manual

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
2. Press the
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
• "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
4. Press the MENU button to store your choice. The meter momentarily shows
"STRD", followed by "DEC.P" (Decimal Point).
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SECTION 4. CONFIGURING THE METER
T/mV button once. The current input type is displayed.
/pH/ORP button to select pH or ORP. When the desired choice is
T/mV button. The meter shows one of the following:
/pH button to scroll through available choices.