Honeywell NX4S1 Installation Guide - Page 43

RS-485 Short Haul Modem Connection via PCI-2

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NetAXS™ NX4S1 Installation System Configuration 5.7 RS-485 Short Haul Modem Connection via PCI-2 This connection supports thirty-one NetAXS™ Access Controller panels for each drop line. It has not been reviewed by UL. Note that PCI-2 units can also be wired anywhere along the drop line. See Figure 18 on page 28 and Figure 19 on page 29. Figure 23: RS-485 Short Haul Modem Connection via PCI-2 RS-232, 50 Ft. Max. Terminal RS-485 Cable NetAXS Panels TB7-1 (RS485+) TB7-2 (RS485-) TB7-3 (RS485 COM) 4,000 ft. (1,200 m) max, 24 AWG, 2 twisted pairs with shield, 120 ohm, 23 pf (HAS part no. NCP2441-TN) SHM-B-ASYNCH Short Haul Modem DCE DTE DIP Switch Settings S1-S5 Panel Address S6: OFF J36: CLOSED J37: CLOSED DIP Switch Settings S1-S5 Panel Address S6: OFF J36: OPEN J37: OPEN 5279.9 Feet RX + RX TX + TX GROUND RS232 Cable MODEM PC DTE DCE (DB-9) (Straight) (Null) 2 TX 3 RX 5 Comm 2 (TX) 2 (RX) 3 (RX) or 3 (TX) 7 (GND) 7 (GND) (J1 RS-232 Connector) DN DIS RTSIDTR CONTROL (Jumper) (S2 Loopback) EG See RS-485 cable note EG SHM-B-ASYNCH Short Haul Modem DI S1: S2: S3: S4: S5: S6: S7: S8: OFF )19,200 Baud Rate) N-485-PCI-2 (RS-232 50 Ft. Max.) Male 9 Pin Male 25 Pin Refer to 485-PCI/NetAXS Panel Connection Detail diagram (S2 Loopback) RTSIDTR CONTROL DN DIS (Jumper) (J1 RS-232 Connector) RS232 Cable MODEM PC (DB-9) DTE DCE (Straight) (Null) 2 TX 3 RX 5 Comm 2 (TX) 2 (RX) 3 (RX) or 3 (TX) 7 (GND) 7 (GND) NetAXS Access Control Unit NX4S1 Installation Guide, Document 800-00008, Revision A 33

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NetAXS™ NX4S1 Installation
System Configuration
NetAXS Access Control Unit NX4S1 Installation Guide
,
Document 800-00008, Revision A
33
5.7
RS-485 Short Haul Modem Connection via PCI-2
This connection supports thirty-one NetAXS™ Access Controller panels for each drop line. It has not
been reviewed by UL. Note that PCI-2 units can also be wired anywhere along the drop line. See
Figure 18
on page 28 and
Figure 19
on page 29.
Figure 23:
RS-485 Short Haul Modem Connection via PCI-2
RS-232, 50 Ft. Max.
Terminal
RS232 Cable
MODEM
PC
DTE
DCE
(DB-9)
(Straight)
(Null)
2 TX
2 (TX)
2 (RX)
3 RX
3 (RX) or
3 (TX)
5 Comm
7 (GND)
7 (GND)
RS232 Cable
MODEM
PC
DTE
DCE
(DB-9)
(Straight)
(Null)
2 TX
2 (TX)
2 (RX)
3 RX
3 (RX) or
3 (TX)
5 Comm
7 (GND)
7 (GND)
SHM-B-ASYNCH
Short Haul Modem
DCE
DTE
(Jumper)
DN
DIS
RTSIDTR
CONTROL
RX +
RX -
TX +
TX -
GROUND
(Jumper)
DN
DIS
RTSIDTR
CONTROL
(S2 Loopback)
(S2 Loopback)
(J1 RS-232 Connector)
SHM-B-ASYNCH
Short Haul Modem
5279.9
Feet
EG
(RS-232 50 Ft. Max.)
Male 9 Pin
Male 25 Pin
(J1 RS-232 Connector)
EG
See RS-485
cable note
DIP Switch Settings
S1-S5 Panel Address
S6: OFF
J36: OPEN
J37: OPEN
DIP Switch Settings
S1-S5 Panel Address
S6: OFF
J36: CLOSED
J37: CLOSED
DI
S1:
S2:
S3:
S4:
S5:
S6:
S7:
S8: OFF )19,200 Baud Rate)
N-485-PCI-2
Refer to 485-PCI/NetAXS Panel
Connection Detail diagram
RS-485 Cable
NetAXS Panels
TB7-1 (RS485+)
TB7-2 (RS485-)
TB7-3 (RS485 COM)
4,000 ft. (1,200 m) max, 24 AWG, 2 twisted pairs with
shield, 120 ohm, 23 pf (HAS part no. NCP2441-TN)