22
Operation
4.4.2 Configuration modification
1. Press ESC to access to the MAIN MENU.
2. Introduce the code 100 and accept with OK
3. Select SYSTEM. Press OK to confirm
4. Select and modify the following options:
Note: The limit relays, 4-20 mA outputs and alarm relays are programmed in the corresponding
channel.
4.5 pH / mV channel
4.5.1 Connections
Option Description
Cleaning
Programming of the cleaning cycle. See details on 4.11, Page 48.
Time ON: minimum 3 s, maximum 9999 s.
Time ON: 0 s, deactivated.
Time OFF: minimum 1 min, maximum 999999 min.
Post cleaning time: minimum 0 s, maximum 99 s.
Hold actuation
Individual. If the sensors are installed in different measuring points
Set. If the sensors are installed in the same point (for example, multi-sensor
housing).
Data Logger
Storage of 2000 data. The instrument stores the measurements, the date,
the hour and the position in the Data Logger. See
4.15, Page 53.
Date and hour Select to change the date and time
Display contrast Select the display contrast (0 to 100%)
Temperature Set the temperature units: º C or º F
RS 232
communication
Configure the RS232 communication, see 5.1, Page 57
Instrument name
8 characters to identify the instrument during data sending through the RS.
It can be introduced with the instrument key pad, see 5.1, Page 57.
Regulation delay
Introduce the delay time for each channel: 0 to 30 min. During this
programmed time the instrument will not regulate in the selected channel,
after start up or external Hold actuation. During this time on the display
appears “L-H” next to the measured values. The alarms are not active
during the regulation.
Deactivate /
activate channel.
To deactivate one of the channels of the instrument or to activate a new
installed channel.
DANGER
Always disconnect power to the instrument when making any electrical connections.
DANGER
Relays: Limit the current up to 3A by using one fuse. Do not connect cables with voltage higher
than 24 V.
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