CTD-N Technical Manual
P/N 95F-6000-00 (February 2017)
page 87
EAR-Controlled Technology Subject to Restrictions Contained on the Cover Page.
APPENDIX B:
Bulkhead Connector Wiring
The CTD-N includes a SubConn® bulkhead connector on the lower end cap for connecting to a
computer and to power. This connector and its associated components are listed in Table 4.
Table 4:
Bulkhead Connector Components
ITEM
SubConn PART NUMBER
TRDI PART NUMBER
Bulkhead Connector
MCBH4F
2106-MCBH4F
Pigtail
MCIL4M
2106-MCIL4M
Dummy Plug
MCDC4M
2106-MCDC4M
Locking Sleeve
MCDLSF
2106-MDLSF
Refer to Table 6 for the required connections from the bulkhead connector to the computer, and to
Table 7 for the connections from the connector to the power supply. Figure 45 shows the bulkhead
connector pin orientation as viewed from the face.
NOTE.
Consult the table below or the SubConn website (http://www.subconn.com) for color
code of the wires in the connecting pigtail. Pigtails and custom cables are available directly
from TRDI.
Table 5:
Pigtail Color Codes/Functions
PIN
COLOR
RS-232
RS-485
TTL
1
BLACK
GROUND
GROUND
GROUND
2
WHITE
RXD
RS-485A
RXD
3
RED
+ POWER
+POWER
+POWER
4
GREEN
TXD
RS-485B
TXD
Figure 45.
4-pin Bulkhead Connector Face View