27
Energized/Deenergized function
This function is not available for the Heater burnout alarm (optional).
[If the alarm action Energized is selected]
When the alarm output indicator is lit, the alarm output (terminals 7-8 or 12-13) is
conducted (ON). When the alarm output indicator is unlit, the alarm output is not
conducted (OFF). See (Fig. 5.6-1).
[If the alarm action Deenergized is selected]
When the alarm output indicator is lit, the alarm output (terminals 7-8 or 12-13) is not
conducted (OFF). When the alarm output indicator is unlit, the alarm output is
conducted (ON). See (Fig. 5.6-2).
High limit alarm (When Energized is set)
High limit alarm (When Deenergized is set)
(Fig. 5.6-1)
(Fig. 5.6-2)
5.7 Control output OFF function
Control output OFF function
[
]
• A function to pause the control action or turn the control output of the unused
instrument of the plural units OFF even if the power to the instrument is supplied.
[
] is indicated on the PV display while the function is working.
• Once the Control output OFF function is enabled, the function cannot be released
even if the power to the instrument is turned OFF and ON again.
To cancel the function, press the
key again for approx. 1 second.
5.8 Auto/Manual control function
PV/SV display
mode
(Manual control)
• To use this function, it is necessary to select Auto/Manual
control function during the OUT/OFF key function selection.
• First, press the
key.
The MV (manipulated variable) on the SV display can be
increased or decreased by pressing the
or
key
and the control is performed.
• The 1st decimal point from the right on the SV display flashes.
• By pressing the
key again, the mode reverts to the
PV/SV display (automatic control) mode.
(When the power supply to the instrument is turned on,
automatic control starts)
OFF
ON
A1 hysteresis
SV setting
+ A1 set point
OFF
ON
SV setting
+ A1 set point
A1 hysteresis
