User's Manual

XCRF-804 interrogator rear panel figure 2－2:
figure 2－2 XCRF-804 interrogator rear panel figure 2－2
1－power switch;
2－RS-232 serial port, a physical interface between a computer and interrogator.
The pin no, signal name and direction list as below. And the pin number is same as
the number showed on DB9 connector.
pin signal direction
2 RXD input
3 TXD output
5 Ground ground
3－Network Interface between a computer and interrogator. Plug one end of the
cable into the RJ45 jack on the back of your PC. Plug the other end into RJ45 port
on the interrogator. Device provides 10M/100M self-adaptive Ethernet interfaces.
4－AC INLET;