User's Manual

1 Introduction
Thank you for using XCRF-804 interrogator made in Shenzhen Invengo
Information Technology Co. Ltd. The interrogator can offer stability and reliability,
while strictly following the EPC C1G2 recommendation..
Front panel and rear panel layout
XCRF-804 interrogator layout as below: figure 2－1:
figure 2－1 XCRF-804 interrogator front panel layout
1－antenna port1;
2－antenna port2;
3－antenna port3;
4－antenna port4;
Note: Every antenna interface must connect with an antenna or 50 ohm load
before the interrogator power up. otherwise the interrogator will be damaged.