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MDE-LEDInetworkITS-server-4078V1.3
APPENDIX D – MAINTENANCE
The pulses and AFNOR NFS87500/IRI-B DCLS outputs cards can provide several format :
► TTL
► Differential TTL (RS422)
► Phototransistors or static relays, depending on the card type.
Signal format
For each output
Switch 1 Switch 2 Switch 3
Phototransistor or
static relay
ON (Right) ON (Right) ON (Right)
RS422 / differential
TTL
ON (Right) OFF (Left) OFF (Left)
TTL OFF (Left) OFF (Left) OFF (Left)
.
.
Sortie 4
OFF ON
Output 4
Output 3
ENGLISH