3.1.2. CONNECTION OF SEVERAL DEVICES
Fig 4. Example connection of several (up to 4) devices with Current Loop CLO to ADA-1028L
3.2. EXAMPLE CONNECTION OF DEVICE WITH RS232 INTERFACE
3.2.1. CONNECTION OF DEVICES WITH RS232 PORT - DTE TYPE (COMPUTER)
To connect the ADA-1028L to RS232 computer port, is required RS232 extension cable, for example CAB-DB9F/DB9M-S-1,8m
available in our offer. Connection example is shown below.
Fig 5. ADA-1028L connection to RS-232 port of computer
6
ADA-1028L
C
L
O
-
C
L
O
+
V+
V-
Vss-
Vss+
CLO+
NC
Rd
CLO-
C
L
O
-
C
LO
+
Energy meter no.4
with passive
CLO
C
L
O
-
C
LO
+
Energy meter no.1
with passive
CLO
C
LO
-
C
LO
+
Energy meter no.3
with passive
CLO
RS-232
Energy meter no.2
with passive
CLO
Power
ADA-1028L
ACTIVE
CLO
connector
RS232
connector
RxD - 2
TxD - 3
DTR - 4
DSR - 6
RTS - 7
CTS - 8
PC
SG -5
RS232
DTE/DB-9M
ADA-1028L
CLO
V +
V -
POWER
RS232
DCE/DB-9F
CTS -7
RTS -8
GND -5
Vss-
Vss+
Tx -2
Rx -3
DSR -4
DTR -6
CLO +
NC
Rd
2
3
4
6
7
8
5
CAB-DB 9F/DB9M-S-1,8m cable
DB-9F
socked
2
3
4
6
7
8
5
DB-9M
Plug
CLO -
Summary of Contents for ADA-1028L
Page 10: ...10 ADA 1028L...
Page 11: ...11 ADA 1028L...
