Detcon X40-32-N7 - Manual (Page 26)

Model X40
Model X40 Instruction Manual Rev. 3.3 Page 20 of 64
8. If linking the X40 enclosure to an RD-64X remote display unit, connect the unit to the slave port
terminals labeled RS-485 Slave: ‘A’, ‘B’, and ‘Shld’ (Figure 16).
RS-485
SLAVE
A B
Figure 16 N4X RS-485 Slave Port Connections
9. If the X40-N4X was ordered with the wireless option, the radio module is installed in the enclosure
and an antenna connector is provided on the top of the enclosure (Figure 17). Mount the external
antenna in an appropriate location with an unobstructed line-of-sight to the wireless devices.
Connect the RF cable from the connector on top of the X40 to the antenna.
Antenna Connection X40 Enclosure
Figure 17 N4X Antenna Connector
Any slave device near an elevated or remote mounted antenna needs to be at least as far
from the antenna as the antenna is high. For example, if the antenna is 20ft. high, then the
nearest slave device should be at least 20 ft. away.