Operation
Front panel
Fig. 3
Front panel
Z-18798
1
Process variable
2
Setpoint
3
Status LED for alarm relay
4
Status LED for output relay
5
Status display „manual mode“
6
Status display „selftune active“
7
Key „increase“
8
Key „menü“
9
Key „start selftune“ or „back to main operator level“
10
Key „decrease“
Key
Function description
switches to the next parameter within a menu
level.
if pressed for at least 6 s, switches to the next
menu level (only possible if the last parameter of
the previous menu is indicated).
increases the parameter value.
decreases the parameter value.
returns to the standard mode (exits a submenu,
aborts selftune and returns from “Manual” to
“Automatic”).
if pressed for at least 6 s, starts selftune.
+
switches the lower display from setpoint to per-
centage value of output 1.
+
if pressed for at least 6 s, switches over to manu-
al operation mode.
Display
In the standard mode, the process variable is indicated in the up-
per display. In the lower display the setpoint, or after pressing
+
the percentage value ot the output is indicated.
The setpoint can be adjusted with
and
.
When scrolling through the menu levels, in the upper display a
short text describing the parameter appears, whose value is
shown in the lower display and which can be modified with
and
.
The status LEDs for the outputs and alarms light up respectively
anytime the relays are switched on.
The manual operation is shown in the lower display by an illumi-
nated point in the lower right corner.
Operation
5
1
2
6
5
9
10
7
8
4
3
