ACG HF Multi ISO RFID Reader - RFID Webshop
ACG HF Multi ISO RFID Reader - RFID Webshop
ACG HF Multi ISO RFID Reader - RFID Webshop
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<strong>ACG</strong> <strong>HF</strong> <strong>Multi</strong> <strong>ISO</strong> <strong>RFID</strong> <strong>Reader</strong> V1.0<br />
17.1.3.3 Electrical characteristics of J3 PINs in RS422 Configuration<br />
PIN PIN No. Min Typ. Max. Description<br />
RFU 1 Do not connect<br />
+5V 2<br />
4.5V 5V 5.5V Supply Voltage<br />
150mA 250mA Supply Current (without<br />
SAM)<br />
GND 3 GND Ground for Power<br />
Supply and Interface<br />
RX/RXA 4 -7V +12V RXA RS422<br />
TX/TXA 5 -7V +12V TXA RS422 /<br />
Differential<br />
RXB 6 -7V +12V RXB RS422<br />
TXB 7 -7V +12V TXB RS422 /<br />
Differential<br />
Description PIN No. Conditions Min Typ. Max.<br />
Differential Output<br />
Voltage<br />
4/6 Unloaded GND V CC<br />
Differential Output<br />
Voltage<br />
5/7 Loaded:<br />
R L =50<br />
2V<br />
V CC<br />
1 20<br />
1<br />
7<br />
J3<br />
RS422 Configuration<br />
+5V<br />
Ground<br />
RXA<br />
TXA<br />
RXB<br />
TXB<br />
Figure 17-4: Pin out of jumper 3 in RS422 Configuration<br />
<strong>ACG</strong> Identification Technologies GmbH 137
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