GE
Energy
D400 Substation Data Manager User's Manual
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
SW2 Switch Positions
Input Signal Option
1 2 3
Fiber Optic (RX)
ON
OFF
OFF
TTL (TB1) (default)
OFF
ON
OFF
BNC (J2)
OFF
OFF
ON
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
SW3 Switch Positions
Fiber Optic TX Option
1 2
Fiber RX (default)
ON
OFF
Inverted OFF
ON
