Control Function - MULTISPAN UTC-2202 Manual

Case - 7
Alarm + Alarm
IF HIGH/
AB-L
IF
IN - B /
AB - 0
IF HIGH/
AB-L
IF
IN - B /
AB - 0

CONTROL FUNCTION

ON - OFF control (Heating) - for relay 1 & relay - 2 mode
RLY-OFF
RLY-OFF
RLY-ON
RLY-ON
ON
OFF
ON - OFF control (Cooling) for relay 1 mode
delay delay
Time Time
OFF ON OFF ON
ON - OFF control (Cooling) for relay 2 mode
ON OFF ON
Auto Tuning:-
The Auto-tuning function automatically computes
and sets the Proportional band (Pb) , Integral time (It),
Derivative time (dt), and cycle time as per process
characteristics.
Tuning LED will turn "ON" during Auto-Tuning
If the power goes off before auto-tuning is completed,
auto-tuning will be restarted at next power ON.
2345 °C
PV
2500
SV
Tuning
LED Indication
S.V
HYST
RLY-OFF
RLY-ON
Time
ON
OFF
HYST
S.V
RLY-OFF
delay
RLY-ON
Time
Time
OFF ON
HYST
S.V
RLY-OFF
Time
RLY-ON
ON
PID AUTO-TUNING
Press key for 6 sec to start/stop
PID auto-tuning
Page -8