Copyright © 2017 NEXCOM International Co., Ltd. All Rights Reserved.
10
NEX 912 User Manual
Chapter 2: Jumpers and Connectors
Chassis Intrusion
Connector type: 1x4 4-pin header
Connector location: CHASSIS1
COM1 RS422/485 Terminator
Connector type: 1x2 2-pin header
Connector location: J1, J2, J3 and J4
Pin
Settings
1-2
Chassis Intruder - No Intruder
3-4
Chassis Intruder - Intruder
3-4 On: default
Pin
Settings
J1, J2, J3, J4 all off
RS232
J1, J2, J3, J4 all on
RS485/RS422 with terminator
J1, J2, J3, J4 Off: default
1
4
1
2
1
2
1
2
1
2
J3
J2
J1
J4