User's Manual

Table Of Contents
6 AR 400 Reader User’s Manual 2003-2004 Matrics, Inc.
PARAMETER MIN. TYPICAL MAX. UNIT
Inx VIL
0.8 V
Inx VIH 2.0
V
Outx VOL
0.55 V
Outx VOH 3.7
V
Outx IOL
24 mA
Outx IOH
-24 mA
Vcc 4.5
5.5 V
Vcc Imax
100 mA
Ethernet Interface
Modular Jack RJ45:
PIN: FUNCTION PIN: FUNCTION PIN: FUNCTION
1: TD+ 4: Common 7: Common
2: TD- 5: Common 8: Common
3: RD+ 6: RD-
RS422/485 Interface
Modular Jack RJ45:
PIN: FUNCTION PIN: FUNCTION PIN: FUNCTION
1: Tx+ 4: NC 7: Rx-
2: Tx- 5: NC 8: Rx+
3: Ground 6: Ground