A1, A2 Action; Heating/Cooling Control Action (Heating/Cooling Control Option) - Panasonic KT2 Instruction Manual

10.3 A1, A2 action

High limit alarm
ON
Alarm
action
OFF
A1 set point
High/Low limit range alarm
ON
Alarm
action
OFF
A1 set point
High limit alarm with standby
ON
Alarm
action
OFF
A1 set point
: Standby functions in this section.
Terminals 8 & 9 are for the user's own Alarm (or Timer/Pattern end output) indicator, which correlates
directly with the EV1 indicator.
Terminals 11 & 12 are for the user's own Alarm (or Timer/Pattern end output) indicator, which correlates
directly with the EV2 indicator.

10.4 Heating/Cooling control action (Heating/Cooling control option)

ON
Control action
OFF
3
Relay contact
output
4
(OUT1)
Cycle action is performed according to deviation.
+
3
Non-contact
12V DC
voltage output
-
4
(OUT1)
Cycle action is performed according to deviation.
+ 3
DC current
20mA DC
output
-
4
(OUT1)
Changes continuously according to deviation.
Relay contact
output
(EV1/OUT2)
Indicator
(OUT)
Lit
Green
Indicator
(EV1)
Yellow Unlit
: Acts ON (lit) or OFF (unlit).
: Represents Heating control action.
: Represents Cooling control action.
A1 hysteresis
OFF
+ A1 set point
SV
setting
A1 hysteresis
A1 set point
SV
setting
A1 hysteresis
OFF
+ A1 set point
SV
setting
Heating P-band
Heaing
action
SV setting
3
4
+ 3
12/0V DC
-
4
+ 3
20 to 4mA DC
-
4
8
9
Cycle action is performed according to deviation.
Low limit alarm
A1 hysteresis
ON
A1 set point SV +A1 set point
setting
Process high alarm
A1 hysteresis
ON
OFF
A1 set point
Low limit alarm with standby
A1 hysteresis
ON
A1 set point + A1 set point
SV
setting
(Cooling P-band)
(Cooling
action)
3
4
+
3
0V DC
-
4
+ 3
4mA DC
-
4
8
8
9
9
24
High/Low limits alarm
ON
OFF
A1 set point
Process low alarm
A1 hysteresis
ON
OFF
A1 set point
High/Low limits alarm with standby
ON
OFF
A1 set point
ON
OFF
Unlit
Lit
A1 hysteresis
SV A1 set point
setting
A1 hysteresis
SV A1 set point
setting