6.2.5 Current Output Page
The current output is assigned to the nitrate concentration but is only operative if the relevant output modules are fitted – see Fig. 2.4.
CURRENT OUTPUT
OP1 Cal Hold
Enter
OP1 Law
Enter
– – –
OP1 FSD
or
Enter
Lin
Log
OP1 Zero
or
Enter
Page header.
Advance to next parameter.
Yes
Output 1 Calibration Hold
Current Output 1 can be held during calibration, if required. Select 'YES' or 'NO'.
or
No
Store.
Advance to next parameter.
Log
Output 1 Law
Current Output 1 can be either logarithmic or linear. Select 'Log' or 'Lin'.
or
Lin
Store.
Advance to next parameter.
–
•
Output 1 Full Scale
Current Output 1 full scale range: 10 to 5000 mg l
i.e. minimum span is 1 decade.
Set the required concentration value for Current Output 1 full scale.
Store.
Advance to next parameter.
–
•
– –
Output 1 Zero
Set the required concentration value for Current Output 1 zero.
Note. If the output 1 Law is linear (Lin), this parameter is omitted and the zero
current output is automatically set to '0'.
Store.
Advance to next parameter.
Continued on next page.
6 PROGRAMMING...
–1
as NO
–
or 2 to 1000 mg l
3
–1
as N,
17