CU-EMA+
5.3.3.1 Submenu 2 (Analog Output 1)
The analog output will display the actual cooler temperature.
Signal behaviour
In normal mode (
noP
) the measuring point will output the actual temperature. For testing purposes you can generate constant
values
hi
,
Lo
or
hALF
. The analogue output will output a constant signal with a value as specified in the table.
Constant
Current output
4 – 20 mA
Voltage output
2 – 10 V
hi
20 mA
10 V
Mi
12 mA
6 V
Lo
4 mA
2 V
noP
4 – 20 mA
2 – 10 V
After testing, the signal behaviour must be changed back to normal mode (
noP
).
Display →
toP
→
An1
→
cout
This setting determines how the analogue output will behave.
Parameter range:
noP
= Operation (normal mode),
hi
,
Lo
,
hALF
Factory setting:
noP
Note:
This menu will be hidden if the menu is locked.
Selection -> Output Signal
Display →
toP
→
An1
→
out
Select the type of output signal.
Parameter range:
i
Status output 4… 20 mA
u
Status output 2…10 V
Factory setting:
i
Note:
Disconnect meter before switching!
This menu item is hidden if the keylock is enabled.
Exit Submenu 2
Display →
toP
→
An1
→
E
Selecting this will return you to submenu 1.
5.3.4 Set favourite menu
Use the
F
or
Func
(function) key to set a favourite menu to later open it with just the push of a button.
– Open the menu you wish to set as the favourite. This menu can also be a lockable menu.
– Press the function key for more than 3 sec.
The current menu has been set as the favourite. The display will briefly show the message
Func
.
– Press
ESC
or
E
(Exit) to return to the display.
To now access the favourite menu, press the
F
or
Func
key.
NOTICE! The favourite menu can also be accessed if the menu is locked.
5.3.5 Description of Other Options
The instrument air inlet can be used to purse the device/sample gas path with instrument air in both directions.
When connecting power to terminals X4: 4 + 5 or X4: 6 + 7 the solenoid valve can be controlled for adding test gas.
19
Bühler Technologies GmbH
BE440029 ◦ 10/2020
