Aztec ATS430 | Turbidity sensor
|
OI/ATS430–EN Rev. H 9
5.1 Sensor Setup
*Displayed only if
Clean Interval
is
NOT
set to
Off
AND
Clean
Mechanism
is set to
External
.
**Displayed only if
Clean Type
is set to
Pulsed
.
Used to set the sensor tag, operational range, filtering parameters and clean interval.
Menu
Sensor Setup
Exit
Select
Menu
Comment
Default
S1 (to 4) : TURBIDITY
Select the turbidity sensor to set up.
Tag
Enter an alphanumeric sensor tag (16 characters maximum) to
identify the sensor on the
Operator Pages
.
TAG1
PV Type
Select measurement type.
Note
. If a change is made the I/O sources are reset.
Turbidity
/
Suspended Solids
Turbidity
Turb Units
Select the turbidity units: NTU / FNU
NTU
SS Units
Select the units for suspended solids:
mg/l / ppm
For readings above 1000 mg/l (ppm) the units change to g/l (ppt).
mg/l
Range High
Set the span value in
Chart
and
Bargraph
views.
4000 NTU (turbidity)
1000 mg/l (suspended
solids)
Range Low
Set the zero value in
Chart
and
Bargraph
views.
0 NTU (turbidity)
0 mg/l (suspended
solids)
Filter Type
Select the signal filtering type:
Off / Low / Medium / High
/
Bubble Reject
Off
Clean Interval
Set the interval between cleans:
Off / 15 mins / 30 mins / 45 mins / 1 to 24 Hours
Off
Clean Mechanism
None
(for non wiper versions),
Wiper
(for wiper versions) or
External
. The external option allows the transmitter to control
an external cleaning device through the digital I/O lines.
Note
. Refer to the Aztec ADS430 EZCLEAN operating
instructions (OI/ADS430/EZCLN-EN) for an example of
the use of this facility.
Clean Type*
Set the clean type:
Continuous / Pulsed
.
Continuous
Clean On Time*
Set the duration of the clean:
1
to
60
s
30 secs
Clean Off Time* / **
Set the duration between cleans:
1
to
60
s
30 secs
Recovery Time*
Set the time delay between the completion of cleaning and the
display of a new reading on the operator page:
1
to
10
min
1 min
Clean Duration*
Displays the total duration of the clean:
Clean Type
set to
Continuous
=
Clean on Time
+
Recovery Time
Clean Type
set to
Pulsed
= (
Clean on Time
+
Clean Off Time
)
x
Number of Pulses
+
Recovery Time
Clean Output*
Displays the output signal the clean is assigned to.
This can be set to relay 1 to 6 or digital output 1 to 6.
No Assignment
Reset Wiper Lifetime
Available only for sensors with wipers. Use to restart the wiper
lifetime counter after wiper replacement.
Restore Defaults
Returns all settings back to default values.
N/A
