3M EX II 3000SP 用户手册
12
EX II 3000SP Controller Reference Guide
3M Touch Systems Proprietary Information
Table 1 COM Cable for EX II 3000SP Controller
PC Side (9-Pin D)
Wire
Controller Side (7-Pin Molex) JP3
Pin
Color
Pin
Description
1
NC
2
White
4
Receive data (RXD)
3
Red
3
Transmit date (TXD)
4
NC
5
Black
2
Ground (also connects to grey wire)
6
NC
7
NC
8
NC
9
NC
Shell
NC
NC
1
+12V to orange wire
Mounting the Controller
The controller should be mounted on the chassis inside the monitor.
Supplying Power to the Controller
You must supply the EX II 3000SP controller with power internally (+12
VDC) through a custom serial cable configuration. Exact specifications can
be found in Appendix A.
VDC) through a custom serial cable configuration. Exact specifications can
be found in Appendix A.
Note: However you supply power, the source must deliver >100 mA @ 12V ±5%
typical with a maximum ripple and noise of 50mV peak-to-peak. Mounting posts
should be grounded to the chassis.
typical with a maximum ripple and noise of 50mV peak-to-peak. Mounting posts
should be grounded to the chassis.
Using a Custom Serial Cable Design
When creating a custom serial cable connection, you can provide power to
the controller through the mating Molex connector:
the controller through the mating Molex connector:
1. Obtain a 7-pin Molex connector 51004-0700.
2. Attach power and return to the connector (Pin 1: +12V, Pin 2: Ground).