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5

Signals

Power Fail

Figure 5

Pin 2 CON 4

Power Fail

Collector

Power Fail

Emitter

Pin 1 CON 4

POWER SUPPLY

Transistor On: Input & Output Not OK

Transistor Off: Input & Output OK

Signal Connector

8V Max 3 mA

Characteristic

Notes & Conditions

Signals

Power Fail

Uncomitted opto isolated transistor, normally off when AC is good (see fig.5)

Provides

5 - 15ms warning of loss of output from AC failure

Remote On/Off (Inhibit/Enable)

Uncommited isolated optocoupler diode, powered diode inhibits the supply (see fig.6 &7)

5 V Standby (Optional -A)

5 V/0.5 A Supply, always present when AC applied

Remote On/Off (Inhibit/Enable)

Inhibit Hi

Pin 4 CON 4

POWER SUPPLY

Signal Connector

Inhibit Lo

Pin 3 CON 4

5 mA 8 V Max

5 V

VI RTN

Pin 7 CON 4

Figure 6

Inhibit (Hi)

Figure 7

Inhibit (Lo)

8 V Max

Inhibit Hi

Pin 4

POWER SUPPLY

1K

Signal Connector

Inhibit Lo

Pin 3 CON 4

5 mA

P

CON 4

5 V

VI RTN

Pin 7 CON 4