17
subject to change without prior notice
05.2004
Preh KeyTec GmbH, www.preh-keytec.com
7.2 Electronics:
Following specifications are for the
multimedia model
only:
Line voltage:
100-240 AC, 47-63 Hz, 0.6A
Power consumption
max. 20 W
Following values are valid for the model
VESA mount bracketry
only:
Operating Voltage:
12 V
±
5% (100-240VAC, 47-63Hz, 2.2A)
Ripple:
< 120 mV
Power Consumption
max. 30W
The values in brackets are for the power supply delivered with the Touch / Screen
Commander.
The Touch Commander / Screen Commander with VESA mount bracketry must be
operated with the supplied original power supply or with power supplies which are
approved by Preh.
For use only with power Adapter:
Vender1: LIEN CHANG Model: LCA01F
I/P: 100-240 Vac, 47-63 Hz
O/P: 12VDC/4.16A
Vender2: CHI SAM Model: CH-1204
I/P: 100-240 Vac, 47-63 Hz, 1A
O/P: 12VDC/4.00A
7.3 Touch:
Interface:
RS232, Mouse Emulation under DOS, Windows 3 x,
Windows 9x, NT, 2000, XP, Linux and OS/2
Technology:
5-wire resistive
Resolution: max.
2048*2048
Surface:
hardcoated polyester foil
Transmission: 75%
Durability
35 million actuation
7.4 Touch Controller
Controller: Winbond
W78E52F-24
Power Requirement:
5V/100mA
Operating Temperature:
0 to 50
℃
Storage Temperature:
-40
℃
to 80
℃
Relative Humidity:
95% at 60
℃
Interface:
RS232
Protocol:
No parity, 8 data bit, 1 stop bit, 9600 baud (N, 8, 1, 9600)
Report rate:
Max. 160 points/sec
Response time:
Max. 35ms
