4.11
Production
request analogue
output
The humidifier controller is fitted with an analogue output (0-10 V signal) that reflects the production
request. The production request output (0-10 V max 10 mA) is connected to terminals 11U, 12U.
Fig.4.y
11U Production request analogue output
12U GND
Tab.4.x
Important: to avoid unbalanced control, the earth of the probes or external controllers must be
connected to the unit controller’s earth.
4.12
Remote
installation of the
touch display
To install the 4.3” touch screen in a position away from the unit, use the kit HCTXRC0000. The kit
comprises a touch display, a 24 Vdc power supply, a telephone cable and a telephone splitter for
simultaneous connection of the two displays (one in the remote position and the other installed on the
humidifier).
4.13
Final checks
When installation is complete, verify that:
1. mains power to the humidifier corresponds to the voltage shown on the rating plate;
2. the fuses installed are suitable for the line and power voltage;
3. a mains disconnect switch has been installed so as to be able to disconnect power to the humidifier;
4. the humidifier has been correctly earthed;
5. the power cable is secured to the tear-resistant cable gland;
6. terminals 7U, 8U are jumpered or connected to an enabling contact;
7. if the humidifier is controlled by an external controller, the signal earth is electrically connected to the
controller earth.
46|4. Electrical connections
gaSteam - UG +0300090EN rel. 1.2– 09.10.2018
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