Manual

8
Figure 3-4 AX-8 Connections in RS-485 Network
) Be sure that all incoming AC power and other power
sources are turned OFF before performing any connections.
*as per customer order
00-03021
+Rx
-Rx
+Tx
-Tx
COMMUN.
PORT
AX-8
#2
POWERMETER
RS-422/ 485
(IBM PC OR PLC)
MASTER
RS-422
COMMUN.
PORT
#2
TERMINAL
POWERMETER
TERMINAL
#31
POWERMETER
NETWORK
POWERMETER
ANALOG EXPANDER AX-8
ANALOG OUTP UTS
ON
PO WE R S U PP LY
DC
AC
+
LN
_
NETWORK
RS-422/RS-485
RX
RS-422
PO WE R M ET ER
TX
TX RX
++
__
RX
+
_
12
RXTX R XTXRXTX
__
++
+
_
+
_
+
_
+
_
+
_
+
_
+
_
OR 48V DC
OR 24V DC
OR 12V DC
POWER SUPPLY
110-2 30V AC/DC
*
7653421
*
*
345678
8
LOADS
R
1
#1
-Rx
-Tx
+Rx
+Tx
+Tx
+Rx
-Tx
-Rx
UP TO
2
R
+Tx
+Rx
-Tx
-Rx
-Rx
-Tx
+Rx
+Tx
-Rx
-Tx
+Rx
+Tx
TERMINATION RESISTORS
R
2
R
1
= =200- 500 OHM
0.5W
RS-422/ 485
RS-422/ 485
5A