GE D400 Substation Data Manager User Manual page 37

IRIG-B Input Adapter
Switch SW2 Configuration
Switch SW2 controls the signal option for the selected state option (SW1). It contains
three switch positions that can be set to ON or OFF to select the appropriate signal.
IRIG-B Input Card Switch SW2 Settings
Input Signal Option
Fiber Optic (RX)
TTL (TB1) (default)
BNC (J2)
Switch SW3 Configuration
Switch SW3 controls the state option for the IRIG-B fiber optic TX input. It contains two
switch positions that can be set to ON or OFF to select the appropriate state.
IRIG-B Input Card Switch SW3 Settings
Fiber Optic TX Option
Fiber RX (default)
Inverted
SW2 Switch Positions
1
ON OFF
OFF ON
OFF OFF
SW3 Switch Positions
1
ON OFF
OFF ON
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2 3
OFF
OFF
ON
2
D400 Substation Data Manager User's Manual
GE Energy
37