Error Features - Autonics TK4S User Manual

6.7.5

Error Features

The controller diagnoses input signals for errors and displays messages accordingly.
These messages inform the user of device problems.
6.7.5.1 MV Settings upon Sensor Break Error (Open) [PAR5 → ER.MV]


Setting
Group
PAR5
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Message
Flashes at 0.5-second intervals if the input value is above the input range.
HHHH
→ Automatically deactivates and returns to normal operation if the input
value returns to the input range.
Flashes at 0.5-second intervals if the input value is below the input range.
LLLL
→ Automatically deactivates and returns to normal operation if the input
value returns to the input range.
Flashes at 0.5-second intervals in the event of an input disconnection.
OPEN
→ Automatically deactivates and returns to normal operation if input
reconnects.
Flashes twice at 0.5-second intervals in the event of an operation error
ERR
and returns to the previous screen.
When in heating control mode and powered on, or standard control

state, output is 0% if HHHH is displayed and 100% if LLLL is
displayed.
When in cooling control and powered on (or standard control state),

output is 100% if HHHH is displayed and 0% if LLLL is displayed.
When in heating and cooling control and powered on or standard

control state, heating output is 0% and cooling output 100% if HHHH is
displayed, and heating output is 100% and cooling output 0% if LLLL
is displayed.
In the event of a sensor open error you can set control output value to predefined MV
instead of ON/OFF control or PID control.
Ignores MV by ON/OFF control or PID control, and sends out a control value based
on the defined MV.
Parameter
Standard
Control
ER.MV
Heating
Cooling
Control
Description
Setting Range
ON/OFF
000.0 (OFF)/100.0 (ON)
Control
PID
Control
ON/OFF
Control /000.0 (OFF)/100.0 (Heating On)
and
PID `00.0 (Cooling) to 100.0
Control
6 Parameter Settings and Functions
000.0 to 100.0
`00.0 (Cooling On)
(Heating)
Factory
Unit
Default
000.0
000.0
%
000.0
000.0
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