Microscan MS-820 Bedienungsanleitung Seite 179

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Seitenansicht 178
Electrical Specifications
MS-820 Industrial Bar Code Scanner User’s Manual A-5
Appendices
Appendix B — Electrical Specifications
Maximum Operating Power: 3.6 Watts
Power Input: 10 to 28VDC, 200mV p-p max. ripple, 120 mA @ 24VDC (typical)
Trigger, New Master: 4.5 to 28 VDC (optoisolated)
Outputs (1,2,3): 1 to 28VDC (optoisolated) rated
(I
CE
<100mA @24VDC, curren7t limited by user)
Pin Assignments
Table A-3 MS-820 Host Connector, 15-pin
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 Power +10 to 28 VDC
In
2 Host TxD Host TxD TxD (–) Out
3 Host RxD Host RxD RxD (–) In
4 Power/Signal ground
5 Trigger (–) In
6 RTS Aux TxD TxD (+) Out
7 Output 1 (+)
Out
8 Default configuration
a
a. The default is activated by connecting pin 8 to ground pin 4. See “By Hardware Default” on page A-21.
In
9 Trigger (+) In
10 CTS Aux RxD RxD (+) In
11 Output 3 (+) Out
12 New master pin In
13 Chassis ground
b
b. Chassis ground: Used to connect chassis body to earth ground only. Not to be used as power or signal
return.
14 Output 2 (+) Out
15 Outputs 1, 2, 3 (–) Out
5
101511
16
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