WAGO 2787-2147, Manual

Page: 57 / 68

2787-2147 Notes on Operation
Product manual | Version: 1.0.0 57
Power Supply Pro 2
• Digital input
t
I
ECB
t
ECB
t
0
t
1
<100ms
I
OUT
/ I
N
Figure 39: “Electronic Circuit Breaker” Mode
10.6.5 “Latching Shutdown on Thermal Overload” Mode
In this mode, the output voltage is switched off in the event of excessive internal device
temperature. A corresponding “High Device Temperature” warning can, for example, be
transmitted via the
8 WAGO Interface Configuration software [ } 41] or passed to a
higher-level controller via a connected
8
communication module [
}
62] . To switch the
output back on, manual intervention is necessary. The following options are available for
this:
• Communication interface
• Buttons
• Digital input
10.6.6 “Power Boost” mode
This mode can be used in combination with the following modes:
•
8 “Constant Current” Mode [ } 55]
•
8
“Constant Current with Latching Shutdown” Mode [
}
55]
•
8
“Electronic Circuit Breaker” Mode [
}
56]
In this mode, output current equal to 150 % of the nominal output current is permitted for
5 seconds. The output is then switched off. To switch the output back on, manual inter-
vention is necessary. The following options are available for this:
• Communication interface
• Buttons
• Digital input
In combination with the
8
“Constant Current” mode [
}
55] , the “Power Boost” mode is
activated again after each pause.