3
2
Basic terms
To avoid problems in operation of device the user should be able to manage its operation, setting parameters, ...
2.1
Operation and description of controller
On the front panel board you can see 2 displays, 3 control lights (LED diodes) for indicating a status of outputs. The device is
set and configured via 4 key-buttons.
Function of indicators
Function of key-buttons
The setting of parameters of the controller is performed via key-board. The function of each key-button is as follows:
•
, key for setting and viewing of parameters of user, operation, configuration and user level. By pressing this key
you
confirm the change in configured parameter
and the controller comes to another parameter.
•
, key for decreasing a value of parameter. The value of parameter is either the figure or abbreviation composed of
maximum 4 letters.
•
, key for increasing a value of parameter.
•
, key for switching between automatic and manual operation, see page
8
.
2.2
Information and error messages
Information and error messages are indicated only in
basic mode
, see page
5
.
Information messages, upper display
•
----
… error of input sensor or input is not set.
Information messages, lower display
Information messages on lower display blink, they can be:
•
Man
… the controller is in manual operation, the output power is set by a user.
•
rAMP
… indication of ramp function.
•
CSCd
… indication of cascade controlling.
•
Aut1
… starting autotunning of PID set 1 of the output 1,
Pb1A
,
It1A
,
dE1A
.
•
Aut2
… starting autotunning of PID set 2 of the output 1,
Pb1b
,
It1b
,
dE1b
.
•
Aut3
… starting autotunning of PID set of the output 2,
Pb2A
,
It2A
,
dE2A
.
LED diode „1“
Indicates the state of output 1
LED diode „2“
Indicates the state of output 2
LED diode „Al“
Indicates the state of alarm output
Upper display:
•
Indicates procees value in
Basic mode
•
When set, it shows parameter
value
Lower display:
•
Indicates stp value in
Basic mode.
•
When set, it shows the type
of parameter
