HF scientific Micro200BW Turbidimeter - 0-100 NTU - Manual (Page 29)

MICRO 200 BW 0-10 & 0-100 NTU (05/05)
Rev. 3.4
Page 17
This is the Alarm Setup menu. The left side of the screen shows the selections described below. The main screen shown above,
shows the current settings. To highlight the different parameteres in the same row, use the "F" key to the left of the row you want
to change. When a parameter is highlighted with the cursor, it can be changed using the
keys. As soon as you en-
ter this screen the alarm1 trippoint is highlighted and can be changed if required.
IN THE EXAMPLE ABOVE: Alarm 1 is set to 0.55 NTU and the alarm state will change above
0.55 NTU. The deadband is set to 2.5%. Alarm 2 is set to 0.10 NTU and the alarm state will
change below 0.10 NTU. The deadband is set to 5.0%. The Flow Alarm is set to 15 seconds.
Access Code is off, but it is set to F3 F1 F2.
By pressing in Alarm Setup menu. - Turbidity/Backwash
In this menu you can set Alarm 1 Off, Low or turn it Hi as shown. Use the
keys to change it for your requirements.
By pressing in Alarm Setup again. - Turbidity/Backwash
In this menu you can set the deadband value of Alarm 1 to 2.5%, 5% or 10%. Use the
keys to change it for your requirements.
Alarm 2 Setup is exactly the same as Alarm 1. Press to change it for your requirement.
When a parameter is highlighted with the cursor, it can be changed using the
keys.
Shown is an example of Alarm 1 Setup in Backwash mode. The alarm point and
deadband can be changed to fit your requirements as described above for Turbidity.
F1
F2
Menu
ALARMS SETUP
10NTU TURBIDITY
ALARM 1
∅.55
HI 2.5%
ALARM 2
∅.1∅ LOW
5.
∅%
FLOW ALARM
15 SEC
ACCESS CODE
OFF F3 F1 F2
VER:M200NTUBW-8A23E
F3
F4
F1
F2
3.2.4 Alarm Setup - By Pressing from Main Menu
F2
ALARM 1 SETUP
10NTU TURBIDITY
ALARM 1
∅.55 HI 2.5%
ALARM 2
∅.1∅ LOW 5.∅%
FLOW ALARM
15 SEC
ACCESS CODE
OFF F3 F1 F2
VER:M200NTUBW-8A23E
ALARM 1 SETUP
10NTU TURBIDITY
ALARM 1
∅.55 HI 2.5%
ALARM 2
∅.1∅ LOW 5.∅%
FLOW ALARM
15 SEC
ACCESS CODE
OFF F3 F1 F2
VER:M200NTUBW-8A23E
ALARM 1 SETUP
BACKWASH
ALARM 1
9 ∅.∅ HI 2.5%
ALARM 2
1 ∅.∅ LOW 5.∅%
FLOW ALARM
15 SEC
ACCESS CODE
OFF F3 F1 F2
VER:200NTUBE-8A23E
F1