BU-020
Operating Instructions for
Temperature Controller ELT-GP1
Revision 4
20.12.2018
Page 9 of 10
6.
Optional Features
6.1
Other housing designs
Another housing model is available for ELT-GP1 for connection of heaters with two cold ends,
which has the necessary Pg-cable glands.
6.2
Digital temperature display (ELT-ONA)
The three-digit temperature display is limited to a range of -51 to +870 °C .
The following settings are displayed with the digital display module:
-
Actual temperature of the heater.
-
Temperature set-point and bottom (Low Limit) or top (High Limit) temperature limit in the
respective setting mode of the controller (see chapter 5
‘Settings And Operation’
).
-
Error messages:
Digital display flashes:
Bottom or top temperature limit (Low Limit, High Limit) not
reached or exceeded respectively.
E01:
Short in the temperature probe
(for Pt100 only)
E02:
Conductor broken in the temperature probe
Install the digital temperature display as follows
:
Before you install the digital temperature display in the controller, disconnect the controller
from the power supply.
•
Remove the transparent cover of the housing.
•
Screw the front plate off the controller.
•
Insert the additional PCB in the space provided for it (
see Fig. 4
). Proceed with extreme
caution when doing so. Make sure that none of the plug connections are bent or damaged.
•
After putting it into place, secure the PCB with locking screws at the threaded bolts
provided for this purpose on the PCB.
•
Now screw the new front plate with window onto the controller.
6.3
Analogue Output (ELT-OAA)
When retrofitting an analogue output, we will supply you with the required plug-in board.
To install the plug-in board, proceed as described in chapter 6.2
‘Digital Temperature Display’
!
After installation, the connections are active for analogue output (Terminals 17, 18 and 19, see
‘Terminal Connection Plan’
).
Summary of Contents for ELT-GP1
Page 14: ......
