ATI
Q46UV UV254/Turbidity Monitor
Part 5 - Configuration
31
O&M Manual
Rev-D (11/19)
Contrast
This function sets the contrast level for the display. The custom display
is designed with a wide temperature range and contains an LED back
light so that the display can be seen in the dark.
Press ENTER to initiate user entry mode, and the value will flash. Use
arrow keys to modify the value; range is 0 to 8 (0 being lightest). Press
ENTER to update and store the new value.
Comp Table
Allows modification of the table that converts UVA measurements into
DOC values in mg/l. Default table may be adjusted using UVA vs. DOC
measurements derived by the user.
Clean Timer
Allows activation of an automatic sensor cleaning system.
Clean Mode
Allows selection of the type of cleaning system in use. Options are Cln1-
Air for air cleaning and Cln2-Chem for the chemical cleaning system.
Com Mode
Sets digital communication mode of analyzer. Optional digital
communication card must be plugged into the power supply slot for this
function to work. Press ENTER to initiate user entry mode, and the
entire value will flash. Use the UP arrow key to modify the desired value;
selections include 1-None, 2- P-DP for Profibus DP, 3
– Modbus RTU, 4
– Ethernet IP, or 5 – Modbus TCP/IP. Press ENTER to store the new
value.
Com Address
Sets bus address for digital communication mode of analyzer. Optional
digital communication card must be plugged into the power supply slot
for this function to work.
Press ENTER to initiate user entry mode, and the entire value will flash.
Use the UP arrow key to modify the desired value. Range is 1-125.
Press ENTER to store the new value.
Iout#1 Mode
This function sets analog output #1 to either track UVA or enables the
PID controller to operate on the UVA input. Press ENTER to initiate user
entry mode, and the entire value will flash. Use the UP arrow key to
modify the desired value; selections include 1- UVA or 2-PID for PID
control. Press ENTER to store the new value. Note that output 1 is
assigned to the main display variable. If the unit is configured for UVT or
DOC as the main display, then output 1 will track that measurement.
Iout#2 Mode
This function sets analog output #2 for either temperature (default), or
NTU tubidity, or for DOC/TOC Units (mg/l. Press ENTER to initiate user
entry mode, and the entire value will flash. Use the UP arrow key to
modify the desired value; selections include 1-C/F for temperature, 2
–
NTU, 3- UVA or 4-mg/l DOC. Press ENTER to store the new value.
Iout#3 Mode
OPTIONAL.
This function sets analog output #3 for either UVT, NTU,
UVA, or DOC. Press ENTER to initiate user entry mode, and the entire
value will flash. Use the UP arrow key to modify the desired value;
selections include 1- UVT, 2
–NTU, 3–UVA, or 4–mg/l DOC. Press
ENTER to store the new value.
