Hach 900 MAX Water Heater User Manual


 
Page 76
Conductivity Probe
8990options.fm
Section 5
5.5 Conductivity Probe
5.5.1 Conductivity Probe Connection
5.5.2 Conductivity Probe Programming
1. From the Main Menu, select OPTIONS>ADVANCED OPTIONS>DATALOG.
2. Highlight Select Inputs using the UP and DOWN keys. Press SELECT.
3. Highlight Conductivity (COND.) using the
UP and DOWN. Press SELECT.
4. Press
CHANGE CHOICE to cycle between Logged and Not Logged, then
press
ACCEPT.
5. Enter a logging interval using the numeric keypad, then press
ACCEPT.
Valid logging intervals are shown on the status bar along the bottom edge
of the display.
6. Press
CHANGE CHOICE to select the appropriate units (ms, µs). Press
ACCEPT to continue.
7. Select another channel to configure or press
RETURN to back up one
step. Press
MAIN MENU to return to the Main Menu display.
5.5.3 Conductivity Temperature Programming
1. From the Main Menu, select OPTIONS>ADVANCED OPTIONS>DATALOG.
2. Highlight Select Inputs using the UP and DOWN keys and press SELECT.
3. Highlight Conductivity Temperature (COND. TEMP.) using the
UP and
DOWN keys, then press SELECT.
4. Press
CHANGE CHOICE to cycle between Logged and Not Logged, then
press
ACCEPT.
5. Enter a logging interval using the numeric keypad, then press
ACCEPT.
Valid logging intervals are shown on the status bar along the bottom edge
of the display.
6. Press
CHANGE CHOICE to select temperature units (°C, °F).
Press
ACCEPT.
Table 11 Conductivity Probe Wiring (J20)
Pin Signal Description Wire Color
A Probe Black
B Probe Red
CRTDWhite
D RTD Green