Honeywell NS2 Configuration Guide - Page 17

Honeywell Access Systems Fiber Converter to RS-485 Connection Thirty-one NS2 panels for each drop line. NS2 Configuration Guide COM Port Refer to 485-PCI/NS2 Panel Connection Detail diagram. RS-232 (50 Ft. Max.) RS-485 (4000 Ft. Max.) NStar Server N-485-PCI-2 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 EG Panel NS2 Panel TB9-3 (RS485 Comm) TB9-1 (RS485 +) TB9-2 (RS485 -) RS-485 Drain Wire Floating EG 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) 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 (485 Common) (RED/WHITE) (BLACK/GREEN) RS-485 Drain Wire to earth ground RS-485 Drain not connected here (connected at panel side) NS2 Panel TB9-3 (RS485 Comm) TB9-1 (RS485 +) TB9-2 (RS485 -) Fiber Wire 10,000 Ft. RS-485 Drain not connected here (floating) NS2 Panel TB9-3 (RS485 Comm) TB9-1 (RS485 +) TB9-2 (RS485 -) NS2 Panel NS2 EG Panel See RS-485 Cable note. FC485 RS-485 Fiber Converter RXD PWR TXD RS-485 Comm. RS-485 Positive(+) RS-485 Negitive (-) Fiber RXD Fiber TXD FC485 RS-485 Fiber Converter RXD PWR TXD RS-485 Comm. RS-485 Positive(+) RS-485 Negitive (-) Fiber RXD Fiber TXD EG It is recommended to earth ground (EG) each NS2 enclosure individually. 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) EG FC485 RS-485 Positive (+) RS-485 Negative (-) RS-485 Common RS-485 Drain not connected RS-485 Cable NS2 Panel TB9-1 (RS485+) TB9-2 (RS485-) TB9-3 (RS485 COM) RS-485 Drain wire grounded NS2 Panel TB9-1 (RS485+) TB9-2 (RS485-) TB9-3 (RS485 COM) RS-485 Drain wire grounded 4,000 ft. (1,200 m) max, 24 AWG, 2 twisted pairs with shield, 120 ohm, 23 pf (NCI part no. NCP2441-TN) 7-101004-01 17