Honeywell NX4S1 Installation Guide - Page 49

NetAXS™ NX4S1 Installation System Configuration 5.13 Fiber Converter to RS-485 Connection via NetAXS™ This connection supports thirty-one NetAXS™ Access Controller panels for each drop line. It has not been reviewed by UL. Figure 29: Fiber Converter to RS-485 Connection via NetAXS™ COM Port RS-232 (50 Ft. Max.) RS-485 (4000 Ft. Max.) Terminal FC485 EG RS-485 Fiber Converter RXD PWR TXD RS-485 Comm. RS-485 Positive (+) RS-485 Negative (-) Fiber RXD Fiber TXD EG DIP Switch Settings S1-S5 Panel Address S6: OFF J36: CLOSED J37: CLOSED ) h ground FC485 RS-485 Fiber Converter RXD PWR TXD RS-485 Comm. RS-485 Positive (+) RS-485 Negative (-) 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 EG It is recommended to Earth Ground (EG) each NetAXS enclosure Individually NetAXS Panel EG EG EG DIP Switch Settings S1-S5 Panel Address S6: OFF J36: OPEN J37: OPEN 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) 4,000 ft. (1,200 m) max, 24 AWG, 2 twisted pairs with shield, 120 ohm, 23 pf (HAS part no. NCP2441-TN) NetAXS Access Control Unit NX4S1 Installation Guide, Document 800-00008, Revision A 39