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STEP 4: DIP SWITCH SETTINGS
Set the DIP switches as described in the tables shown next.
TABLE Q-1. 3-PIN DIP SWITCH #1 SETTINGS
DIP SWITCH POSITION
FUNCTION
STATUS
1
Power 1 failure detection
ON: When power 1 fails, enable relay output
OFF: Disable power 1 failure detection
2
Power 2 failure detection
ON: When power 2 fails, enable relay output
OFF: Disable power 2 failure detection
3
LFP warning detection
ON: LFP signals detection, enable relay output
OFF: Disable LFP signals detection
TABLE Q-2. 2-PIN DIP SWITCH #2 SETTINGS
DIP SWITCH POSITION
FUNCTION
STATUS
1
100/1000BASE-FX mode selection
ON: 100BASE-FX mode
OFF: 1000BASE-FX mode
2
LFP function
ON: Enable LFP function
OFF: Disable LFP function
STEP 5: TERMINAL BLOCK WIRING
The switch supports dual redundant power supplies, which are located on the 4-pin terminal block.
STEP 5A: Insert the negative/positive wires into the V-/V+ terminals, respectively.
STEP 5B: To keep the DC wires from pulling loose, use a small flat-blade screwdriver to tighten the wire-clamp screws
on the front of the terminal block connector.
