Fiber Converter To Rs-485 Connection Via Pci-2; Figure 30: Fiber Converter To Rs-485 Connection Via Pci-2 - Honeywell NETAXS NX4L1 Installation Manual

5.12 Fiber Converter to RS-485 Connection via PCI-2

This connection supports thirty-one NetAXS™ Access Controller panels for each drop line. It has not
been reviewed by UL.

Figure 30: Fiber Converter to RS-485 Connection via PCI-2

RS-485 Fiber Converter
RS-485 Fiber Converter
It is recommended to
Earth Ground (EG)
each NetAXS enclosure
Individually
NetAXS Access Control Unit NX4L1 Installation Guide, Document 7-901099, Revision A
Refer to N-485-PCI-2/NetAXS Access
Controller Panel Connection Detail diagram
COM Port
Terminal
EG
FC485
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive (+)
RS-485 Negative (-)
Fiber RXD
Fiber TXD
FC485
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive (+)
RS-485 Negative (-)
Fiber RXD
Fiber TXD
EG
EG
DIP Switch Settings
S1-S5 Panel Address
S6: OFF
J36: OPEN
J37: OPEN
RS-232 (50 Ft. Max.)
EG
DIP Switch Settings
S1-S5 Panel Address
S6: OFF
J36: CLOSED
J37: CLOSED
NetAXS
Panel
EG
EG
RS485
Red/White
Black/Green
RS-485 COM
4,000 ft. (1,200 m) max, 24 AWG, 2 twisted pairs with
shield, 120 ohm, 23 pf (HAS part no. NCP2441-TN)
NetAXS™ NX4L1 Installation
System Configuration
RS-485
(4000 Ft. Max.)
FC485
RS-485 Fiber Converter
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive (+)
RS-485 Negative (-)
h ground
Fiber RXD
Fiber TXD
FC485
RS-485 Fiber Converter
RXD
PWR
TXD
RS-485 Comm.
RS-485 Positive (+)
RS-485 Negative (-)
Fiber RXD
Fiber TXD
RS-485 Cable
NetAXS Panels
TB7-1 (RS485+)
TB7-2 (RS485-)
TB7-3 (RS485 COM)
43