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UltraKey Lite Controller Installation and User Guide
Document 800-07422 Rev A 51
08/10
Figure 4-5 RS232 Serial Port Connection and MX18
RS232 Connections with an RJ45 to DB9 Female Adapter
1. Select the applicable adapter plug and insert it into the AC adapter. Push to click it
into place. See Figure 4-6.
Figure 4-6 AC Power Adapter with CEE 7/16 Europlug
2. Plug the AC adapter into the controller power port and the adapter into a power
source.
3. Connect an RJ45 network cable to the controller serial port.
4. Connect the RJ45 network cable to MAXPRO-Net. For RS232 backwards compatibility
with MAXPRO-Net CPUs, plug the RJ45 to DB9 female adapter included with your
shipment into the applicable port of MAXPRO-Net. See Figure 4-7.
Figure 4-7 RJ45 to DB9 Female Adapter (RS232)
Controller 1
Controller 8
MX18
RJ11 Flat
Ribbon
Cable -
straight
RJ11 Flat
Ribbon
Cable -
straight
RJ45 define:
1--RS485_2+/RS422_2_TX+/
RS422_1_RX+
2--RS485_2-/RS422_2_TX-/
RS422_1_RX-
3—NC
4--RS232RX
5--RS232GND
6--RS232TX
7--RS485_1-/RS422_1_TX-
8--RS485_1+/RS422_1_TX+
*RS485_2/RS422_2_TX and
RS232 use same UART_AC
7
7
MAXPRO Serial Port (RS232) and MX18
PSU
3
PSU
3
Slide plug onto the
adapter and snap
into place
MAXPRO-Net
RJ45 to DB9
female adapter
Serial Port (RS232)
RJ45 network cable