Access To Secure Parameters; Language Page; Set Up Parameter Page - ABB 4670 Series User Manual

Turbidity systems
Table of Contents

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6.1 Access to Secure Parameters

A 5-digit security code is used to prevent unauthorized access to the secure parameters.
0 0 0 0 0
SECURITY CODE

6.2 Language Page

— — — — —
Español
Francais
Deutsch
English

6.3 Set Up Parameter Page

– – – – –
SET UP PARAMETER
– – – – –
Sen.Type7997-400
300
202
201
200
100
– – – – –
Units
(NTU)
(FTU)
(FNU)
(FAU)
(ppm)
(mg/l)
5 0 0
Display Span
– – – – –
FTU mg/l Coeff.
– – – – –
Clean Int (mins)
Security Code
Enter the required code number, between 00000 and 19999, to gain access to the secure
parameters. If an incorrect value is entered, access to subsequent programming pages is
prevented and the
Operating Page
Advance to
— — — —
English
Language
Use the
and
Advance to
— — — —
SET UP PARAMETER
Sensor Type
Select the required sensor:
7997 100 (No longer available. ( replaced with 7997 201 and 202)
7997 200
7997 201
7997 202
7997 300 or
7997 400
Turbidity Units (7997 200 Series, 7997 300, 7997 400 Series)
NTU
– Nephelometry Units (7997 200 Series).
FNU
– Formazine Nephelometry Units (7997 200 Series).
FTU
– Formazine Turbidity Units (7997 300 and 7997 400 Series).
FAU
– Formazine Attenuation Units (7997 300 and 7997 400 Series).
ppm
– Suspended solids (7997 200 Series, 7997 300 and 7997 400 Series).
mg/l – Suspended solids (7997 200 Series, 7997 300 and 7997 400 Series).
Select the required turbidity units.
Display Span
Select the required span value. The display flashes at turbidity values higher than the
selected span value, but will indicate correctly up to the range of the sensor – see Section 8.
The Display Span also sets the correct output span, and alarm values cannot be set outside
this range.
Correction Factor – available only if the units mg/l or ppm are selected
(see Appendix B for suggested method for determining the correction factor)
Select the required correction factor as determined by the method given in Appendix B.
Cleaning Interval (Not 7997 202)
Select the cleaning interval required. Values available are: 15 min, 30 min, 45 min, 1 h, then
1 h increments to a maximum of 24 hours.
Continued on next page.
6 PROGRAMMING & ELECTRICAL CALIBRATION...
is displayed.
.
Language Page
keys to select the required language.
.
Set Up Parameter Page
23

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