Eurotech BoltGATE 20-31, User Manual

Page: 89 / 98

BoltGATE 20-31 User's manual EN 11 Product installation and power supply
© 2022 Eurotech SpA - Via Fratelli Solari 3/A - 33020 AMARO (UD) - Italy
Code: BTGATE-20-31_MAN_EN_1-6
Revision: 1-6 2022.07.28
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3. Make sure that the DC power source is turned OFF
4. Setup an external fuse on the line coming from the negative terminal of the DC power
source
5. Turn ON the DC power source. The system remains OFF
6. Connect the Earth connection terminal (Ref# E in the table below) to an earth point in the
installation
7. Connect the PWR IN connector to the DC power source terminals (Ref# 1 and 2 in the table
below)
Ref# Description
1 PWR IN: pin 1; Positive power supply input (VIN+)
2 PWR IN: pin 2; Negative power supply input (VIN-)
E Earth connection terminal
8. Turn ON the DC power source. The system remains OFF
9. Connect the KEY pin (Ref# 4 in the table below) to "Power IN +".
The BoltGATE 20-31 automatically turns ON and the PWR LED turns ON.
When connecting Pin 4 to "Power IN +", keep it connected for at least 10 seconds.
If you disconnect "Power VIN +" from the Pin 4 before 10 seconds have passed, the start-
up procedure will not be completed correctly and an immediate and unsafe power down
will occur
Ref# Description
4 Power IN: pin 4; Key Signal Input (KEY)
10. To keep the BoltGATE 20-31 turned ON, make sure that Pin 4 keeps connected to "Power VIN +".