AMI Codes-II
Instrument Setup
A-96.250.571 / 050517
35
4.3.
Establish Sample Flow
WARNING
Water pollution
The drain of the photometer outlet contains DPD.
At no means recirculate it into the water system.
1
Open the flow regulating valve (E) and wait until the flow cell is
completely filled.
2
Switch on power.
3
Adjust the sample flow so that always a small part of the sample
drains off through the overflow tube.
4
Start <Fill system>, see
Fill or Flush Reagent System, p. 36
A
B
C
D
E
F
G
Cover
Constant head tube
Overflow tube
Flow cell block
Flow regulating valve
Filter
Filter vessel
Level
A
B
D
E
F
G
C