58 MPA2C3 Installation Guide
OSDP EOL termination in 4-door panels
OSDP bus termination Add
Resistor
on OSDP
readers
DIP
Switch
SW2
Readers connected EOL OSDP1 EOL OSDP2
QTY Function RJ45
Terminal
OSDP BUS Addr A/B signal
wires
Bit1 Bit2 Bit3 Bit4
1 Reader 1 IN READER1 OSDP1 1 120 OHM ON ON OFF OFF
1 Reader 2 IN READER2 OSDP2 1 120 OHM OFF OFF ON ON
1 Reader 3 IN READER3 OSDP1 3 120 OHM ON ON OFF OFF
1 Reader 4 IN READER4 OSDP2 3 120 OHM OFF OFF ON ON
2 Reader 1 IN READER1 OSDP1 1 - ON ON OFF OFF
Reader 1 OUT* 2 120 OHM
2 Reader 2 IN READER2 OSDP2 1 - OFF OFF ON ON
Reader 2 OUT* 2 120 OHM
2 Reader 3 IN READER3 OSDP1 3 - ON ON OFF OFF
Reader 3 OUT* 4 120 OHM
2 Reader 4 IN READER4 OSDP2 3 - OFF OFF ON ON
Reader 4 OUT* 4 120 OHM
2 Reader 1 IN READER1 OSDP1 1 120 OHM OFF OFF OFF OFF
Reader 3 IN READER3 3 120 OHM
2 Reader 2 IN READER2 OSDP2 1 120 OHM OFF OFF OFF OFF
Reader 4 OUT READER4 3 120 OHM
2 Reader 1 IN READER1 OSDP1 1 120 OHM ON ON ON ON
Reader 2 IN READER2 OSDP2 1 120 OHM
2 Reader 1 IN READER1 OSDP1 1 120 OHM ON ON ON ON
Reader 4 IN READER4 OSDP2 1 120 OHM
2 Reader 3 IN READER3 OSDP1 1 120 OHM ON ON ON ON
Reader 2 IN READER2 OSDP2 1 120 OHM
2 Reader 3 IN READER3 OSDP1 1 120 OHM ON ON ON ON
Reader 4 IN READER4 OSDP2 1 120 OHM
3 Reader 1 IN READER1 OSDP1 1 - ON ON ON ON
Reader 1 OUT 2 120 OHM
Reader 2 IN READER2 OSDP2 1 120 OHM
3 Reader 1 IN READER1 OSDP1 1 120 OHM ON ON ON ON
Reader 2 IN READER2 OSDP2 1 -
Reader 2 OUT 2 120 OHM