Appendix B Electrical Specifications - Microscan MS-4 User Manual

Appendix B — Electrical Specifications
Power: 3 Watts (max.) (USB: 2.5 Watts max.)
5 VDC +/– 5 %, 200 mV p-p max. ripple, 394mA @ 5 VDC (typ.) (USB: 300mA @ 5VDC)
Optional I/O: Optoisolated (with IC-332 accessory)
Host Connector / Pin Assignments
High Density 15 Pin D-sub Socket Connector
Pin Host RS-232
1
2 TxD
3 RxD
4
5
6 RTS
7
8
9
10 CTS
11
12
13
14
15
a. Can sink 10 mA and source 10 mA.
b. The default is activated by connecting pin 8 to ground pin 4.
c. Chassis ground: Used to connect chassis body to earthground only. Not to be used as power or signal return.
MS-4 Imager User's Manual
Host/Aux RS-232
Power +5 VDC
TxD
RxD
Power/Signal Ground
NC
Aux TxD
Output 1 TTL a
Default configuration b
Trigger
Aux RxD
Output 3 TTL a
New Master (NPN)
Chassis ground c
Output 2 TTL a
NC
Host RS-422/485
TxD(–)
RxD(–)
TxD(+)
RxD (+)
Appendices
In/Out
In
Out
In
Out
Out
In
In
In
Out
In
Out
A-5