3
Operation
3.1
Front view
LED colours:
LED 1, 2, 3, 4: yellow
Bargraph:
red
other LEDs:
red
g
In the upper display line, the process value is always displayed. At parameter,
configuration, calibration as well as extended operating level, the
bottom display
line
changes cyclically between parameter name and parameter value.
Operation
Front view
10
Operating manual MIR-491
MIR-491
1
2
3
(
1
2
3
4
5
6
$
7
8
%
&
(
è
è
è
/
1200
1199
°C
°F
SP.2
SP.E
para
func
Ada
Err
4
6
7
7
8
3
4
5
9
0
SP.2
E
§ "
!
rr
§ "
"
1
Status of switching outputs
OuT.1
...
6
2
Process value display
3
Set-point, controller output
4
Signals display on °C or °F
5
Signals
ConF
and
PArA
level
6
Signals aktive function key
7
Self-tuning active
8
Entry in error list
9
Bargraph or clear text display
0
SP.2
is effective
!
SP.E
is effective
"
Set-point gradient effective
§
Manual/automatic switch-over:
Off:
Automatic
On:
Manual
(changing possible)
Blinks:
Manual
(changing not possible
(
r
ConF
/
Cntr
/
MAn
)
$
Enter key:
calls up extended operating
level / error list
%
Up/down keys:
changing the set-point or the
controller output value
&
Manual mode /spec. function
(
→
ConF
/
LOGI
)
/
Freely programmable function
key
(
PC connection for
BlueControl (engineering
tool)
