Unigas PN91 Manual Of Installation - Use - Maintenance page 41

MCX06C is a multi-thermostat with four 100k NTC inputs. It can control up to 4 temperatures showing them
(not more than 2 at the same time) on a couple of displays.
It is used to check and adjust oil heater temperatures.
User interface:
Device:
Alarm Display A
Warning Trains
output
Note :
In normal operation, the display A shows the oil tank resistor temperature (probe Pb1).
In normal operation, the display B shows the oil output temperature (probe Pb3).
Connections from terminal side:
Probe connection:
input AI1 = probe Pb1 = set-point "tr" = oil heater temperature probe;
input AI2 = probe Pb2 = set-point "tCI" = plant consent temperature probe (when installed);
input AI3 = probe Pb3 = set-point "OIL" = oil heater output temperature probe (PID regulation);
input AI4 = probe Pb4 = set-point "tcn" = oil heater consent temperature probe.
USER MANUAL OF MULTI-THERMOSTAT
Display B
Adjustment
Not used
program
running
24V AC
MCX06C
UP button/
one step
back on the
menu
DOWN button/
one step forward on
the menu
ESC button/
Escape from the
chosen parameter
/back to the previous
menu
ENTER button/
Confirmation/ahead
to the next
menu/enter the
parameter to modify