EverFocus Barcode Reader EDA997A User Manual

RS-485 unidirectional data distributor / converter  
Installation manual  
 
INTRODUCTION  
Introduction  
EDA 997 A is a serial data distributor giving back serial data on 8 outputs at the same time  
allowing perfect configurations. The RS-485 transmission takes place on all 8 outputs at  
the same time. The input receiving mode may be selected as RS-485 or RS-232.  
Features  
Input option: 1x RS-232, 2x RS-485 (3 inputs can be „stand-by“ status at the same  
time, but only one controller will be activated at once)  
Output: 8 x RS-485  
max. connection range up to 1200 meters by Twisted Pair cable  
Cascading ability  
Scope of delivery  
Serial data distributor EDA 997 A  
Installation manual  
Power supply 230 V AC  
- 3 -  
 
TECHNICAL DATA  
Technical Data  
Model number  
Signal input  
EDA 997 A  
Manually switchable:  
1 x RS-485 simplex, screw terminal or  
1 x RS-232 9-pin Sub-D  
8 x RS-485 simplex, screw terminal  
Signal output  
Application  
RS-485 star wiring for telemetry or DVR control,  
conversion of RS-232 input to RS-485 output  
12 V DC / 4 W max.,  
Power source  
via included power supply 230 V AC  
19“, 1U, 482 (W) x 44 (H) x 99 (D) mm  
1,1 kg  
Dimensions  
Weight  
- 4 -  
 
INSTALLATION  
Installation  
- 5 -  
 
EverFocus Electronics Corp.  
Headoffice:  
European branch office:  
Albert-Einstein-Straße 1  
46446 Emmerich am Rhein,  
12F, No. 79 Sec. 1 Shin-Tai Wu Road,  
His-Chih, Taipei, Taiwan  
Deutschland  
Fon: +886-2-2698-2334  
Fax: +886-2-2698-2380  
Fon:  
Fax:  
+49-2822-9394-0  
+49-2822-9394-95  
USA (L.A.) branch office:  
1801 Highland Ave. Unit A  
Building  
Duarte, CA 91010, USA  
Base,  
China branch office:  
Room 609, Technology Trade  
Shangdi Information Industry  
Haidan District, Beijing, China  
Fon: +1-626-844-8888  
Fax: +1-626-844-8838  
Fon:  
Fax:  
+86-10-6297-1096  
+86-10-6297-1432  
USA (N.Y.) branch office:  
415 Oser Avenue Unit S  
Hauppauge, NY 11788  
Japan branch office:  
1809 WBG MARIBU East 18F,  
2-6 Nakase, Mihama-ku  
Chiba City 261-7118, Japan  
Fon: +1-631-436-5070  
Fax: +1-631-436-5027  
Fon:  
Fax:  
+81-43-212-8188  
+81-43-297-0081  
P/N: EDA997A_ma_en_rev00  
- 6 -  
 

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