12
4680
US / CM
Process variable (PV) is displayed (current conductivity or TDS), in µS /
cm or ppm, depending on user choice.
9990
RANGE
Shows the range that has been selected by the user. e.g. 0 - 9990
5000
SP
Set Point (SP), displays the desired water conductivity or TDS selected
by the user.
500
SP HYST
Shows the hysteresis value (dead-band) selected to prevent over-frequent
valve operation in a turbulent boiler.
9990
ALARM
Alarm (AL), displays the high alarm water conductivity or TDS.
Flashing AL and µS / cm or ppm.
300
AL HYST
Shows the alarm hysteresis chosen by the user.
A damping effect for turbulent conditions. Normally 3% of alarm figure.
0.50
PROBE F
Shows probe factor, an indication of the probe condition.
0. 20
O / P MA
Displays the configuration of the re-transmit mode, either:
'0. 20' = 0 – 20 mA or '4. 20' = 4 – 20 mA
239
OP TEMP
Operating temperature (OP TEMP) if Pt100 is fitted. Display alternates
OP TEMP and ºC
2.7 Viewing parameters
In run mode the general data is displayed on several screens, which can be accessed by
pressing the and buttons. The parameter will appear on the display, alternating with
the value buttons.
4150
CAL
Calibration (CAL) value. Displays the last calibration value.
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