Operation; Run-In Period; Calibration - ProMinent DULCOTEST CGE 2-mA-2 ppm Instrucciones De Servicio

Electric installation:
S Turn the upper part of the sensor a quarter of a turn anticlockwise and
mA-Variant
remove it.
S Loosen the PG-7 threaded connector and guide the 2-lead cable through,
providing a spare 5 cm of bare cable inside the sensor.
S Connect the cable to the terminal: 1 = plus, 2 = minus.
S Tighten the PG-7 threaded connection.
S Push the upper part of the sensor right into the housing and turn it
clockwise as far as it will go.
4P-Variant Put the 4-pole plug in the socket.
7

Operation

The probe can be calibrated after a run-in period. We recommend that you
repeat the calibration 24 hours later.
7.1

Run-in period

The probe needs to be run in so that a stable reading can be obtained.
First commissioning:
Recommissioning:
7.2

Calibration

Requirements • The flow in the in-line probe housing must correspond with the "Technical
data" in chapter 15.
• pH value within the permitted range
• The sample medium and the probe should be at the same temperature.
Zero point
calibration Not necessary
S Determine the chlorine content according to the DPD-1 method using an
Slope test
appropriate instrument for measuring chlorine.
S Set the controller/measuring device to the value obtained in accordance
with the operating instructions.
S Repeat calibration at regular intervals.
ProMinent ®
TAKE CARE
• Connect the 4P variant only to ProMinent controllers with
a corresponding connection plug (e.g. DULCOMETER
D_4a for chlorine).
24 hour run-in period recommended
approx. 12-24 hours
TAKE CARE
• If installing the sensor abroad, please comply with the
local regulations for calibration periods.
• Carry out a slope test every time the membrane is
changed.
Installation / Operation
27