10. Operating Diagram
Fig. 10-1 Operating diagram
Fig. 10-2 Signals schematic
Ready
t
Active
t
Optocoupler high ohmic
Optocoupler high ohmic
Optocoupler low ohmic
Optocoupler
low ohmic
V
Mains
t
V
Buffer
Capacitor
t
V
out
t
Charging Mode
LED
t
Buffer Mode
Hold-up Time Power Supply
Standby
Mode
10Hz1.25Hz
8 Ready
7 Active
6 +
5,1V
3mA
9 Inhibit
11. Active and Ready Signals, Inhibit Input
Active signal (Pin 7)
low ohmic while buer capacitors are discharging
Signal voltage max. 60Vdc
Signal current max. 6mA
Voltage drop across opto-coupler typ 1.2V / 3.3V at 1mA / 5mA, while opto-coupler is low ohmic
Leakage current max. 50μA while opto-coupler is high ohmic
Isolation nom. 500Vac signal port to power port
Ready signal (Pin 8)
low ohmic when buer is fully charged
Signal voltage max. 60Vdc
Signal current max. 6mA
Voltage drop across opto-coupler typ 1.2V / 3.3V at 1mA / 5mA, while opto-coupler is low ohmic
Leakage current max. 50μA while opto-coupler is high ohmic
Isolation nom. 500Vac signal port to power port
Inhibit input (Pin 9)
“High” input signal initiates unit shutdown and buer discharge
Signal voltage max. 60Vdc
Signal current max. 4mA current limited
Shut-down threshold min. 6Vdc unit is in shut-down mode above this threshold level.
max. 10Vdc
Isolation nom. 500Vac signal port to power port
Wiring diagrams can be found in section 20.
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