Microscan MS-4X Manuel d'utilisateur Page 264

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Appendix B
A-8 MS-880 Industrial Long Range Scanner User’s Manual
Appendices
Table A-7 Host 25-pin Connector
1
Caution: If using your own power supply, verify correct connection of power and
ground lines. Incorrect connections or use of “Chassis ground,” “Power ground,” and
“Signal ground” lines could cause equipment and/or software failure.
Pin
Host
RS232
Host & Aux
RS232
Host
RS422/485
In/
Out
1 Chassis ground
a
a. Chassis ground: Used to connect chassis body to earth
ground only. Not to be used as power or signal return.
2 Host TxD Out
3 Host RxD In
4 RTS Aux TxD Out
5 CTS Aux RxD In
6 Output 1 (+) Out
7 Signal ground
b
b. Signal ground: Used for communication and signal line
grounds only. Not to be used as power or chassis return.
8 Output 2 (+) Out
9 Trigger (–) In
10 Trigger (+) In
11 N/C
12 Input 1 (+) In
13 RxD (+) In
14 TxD (–) Out
15 Noread/Output 3 (+) Out
16 RxD (–) In
17 Power ground
c
c. Power ground: Used for power return only.
18 Power +10 to 28 VDC In
19 TxD (+) Out
20 Output 1 (–) Out
21 Output 2 (–) Out
22 Noread/Output 3 (–) Out
23 Input 1 (–) In
24 New Master (–) In
25 New Master (+) In
1. The host can also be accessed by the 9-pin configuration port connector on the side, by the IrDA port connec-
tor, or by connections inside the wiring box, if wiring box is used.
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