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Fiber Converter To Rs-485 Connection - Honeywell NSEK Configuration Manual

Configuration guide
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Honeywell Access Systems

Fiber Converter to RS-485 Connection

Thirty-one NS2 panels for each drop line.
NStar Server
FC485
RS-485 Fiber Converter
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive(+)
RS-485 Negitive (-)
Fiber RXD
Fiber TXD
Fiber Wire
10,000 Ft.
FC485
RS-485 Fiber Converter
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive(+)
RS-485 Negitive (-)
Fiber RXD
Fiber TXD
NS2
Panel
EG
It is recommended to
earth ground (EG)
each NS2 enclosure
individually.
7-101004-01
COM Port
RS-232 (50 Ft. Max.)
NS2
Panel
EG
NS2 Panel
TB9-3 (RS485 Comm)
EG
TB9-1 (RS485 +)
TB9-2 (RS485 -)
RS-485 Drain Wire Floating
DIP Switch Settings
S1-S5: Panel Address
S6: ON (RS-485 Enable)
S7: N/A (Baud Rate)
S8-S9: OFF (Bias)
S10: ON (485 EOL)
RS-485 Drain
not connected here
(connected at panel side)
NS2 Panel
TB9-3 (RS485 Comm)
TB9-1 (RS485 +)
TB9-2 (RS485 -)
EG
EG
DIP Switch Settings
S1-S5: Panel Address
S6: ON (RS-485 Enable)
S7: N/A (Baud Rate)
S8-S9: OFF (Bias)
S10: OFF (485 EOL)
Refer to 485-PCI/NS2 Panel
Connection Detail diagram.
N-485-PCI-2
DIP Switch Settings
S1: ON
S2: ON
S3: ON
S4: ON
S5: ON
S6: OFF (Ack/Nak)
S7: ON
S8: OFF (19,200 Baud Rate)
N-485-PCI-2
(BLACK/GREEN)
RS-485 Drain Wire to earth ground
Fiber Wire
10,000 Ft.
RS-485 Drain
not connected here
(floating)
NS2 Panel
TB9-3 (RS485 Comm)
TB9-1 (RS485 +)
TB9-2 (RS485 -)
See RS-485
NS2
Cable note.
Panel
EG
FC485
RS-485 Positive (+)
RS-485 Negative (-)
RS-485 Common
RS-485 Drain not
connected
4,000 ft. (1,200 m) max, 24 AWG, 2 twisted pairs with
shield, 120 ohm, 23 pf (NCI part no. NCP2441-TN)
NS2 Configuration Guide
RS-485
(4000 Ft. Max.)
RS-485 Fiber Converter
RXD
PWR
TXD
(485 Common)
RS-485 Comm.
(RED/WHITE)
RS-485 Positive(+)
RS-485 Negitive (-)
Fiber RXD
Fiber TXD
RS-485 Fiber Converter
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive(+)
RS-485 Negitive (-)
Fiber RXD
Fiber TXD
RS-485 Cable
NS2 Panel
NS2 Panel
TB9-1 (RS485+)
TB9-1 (RS485+)
TB9-2 (RS485-)
TB9-2 (RS485-)
TB9-3 (RS485 COM)
TB9-3 (RS485 COM)
RS-485 Drain wire
RS-485 Drain wire
grounded
FC485
FC485
grounded
17

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Ns2