Crison MultiMeter 44 Manual Del Usuario página 36

Operation
Figure 16 DO (optical sensor) channel
DO Sensor (O)
Dissolved Oxygen (DO)
1
Figure 17 DO electrode's connection
White cable: To terminal 1
1
Green cable: To terminal 2
2
Red cable: To terminal 3
3
4.8.2 Programming
34
Temperature
2
For DO electrode connection (code 60 31) refer to
1 2
The factory programming of the instrument is the following:
Measuring units: ppm.
•
Sensor data: automatically recognized after connection.
•
Relays for limits and alarm: deactivated.
•
4-20 mA output for DO and temperature: deactivated.
•
Hold. Last value.
•
To modify the factory programming and adapt the instrument to the application:
Note: During programming, the relays of the corresponding channel are deactivated. 4-20 mA
output (register) is in Hold (21 mA or last value).
1. Press to access to the
ESC
2. Introduce the code
100
3. Select . Press
SYSTEM
4. Select
PROGRAM CHANNEL
D.O.
(Optical)
Figure
3 4 5
Black cable: To terminal 4
4
Metallic: To terminal 5
5
.
MAIN MENU
and accept with
OK
to confirm
OK
and then the channel to configure.
Relays
1 2 3
Common
3
17.