A&D Weighing HW-1200KGV3 User Manual
Page 68
Page 66
HV-G/HW-G Series
17. Options
17.2. RS-232C/ Relay Output/ Buzzer (OP-03)
Note When the OP-03 is used, be sure to set the "Address (
f11
) " to "(
00
)".
Replace the standard RS-232C interface with this option. Refer to " RS-232C Serial
Interface" for its specification.
The following optional cables can be used, when you do not use the relay output.
AX-KO577A-200 (D-sub 25pin, 2m)
AX-KO1786-200 (D-sub 9pin, 2m)
Pin
connections
Pin No. Signal name Direction
Description
A
1
HI
Output
Relay output of HI
A
2 RXD
Input Receive
data
A
3 TXD
Output Transmit
data
A
4
LO
Output
Relay output of LO
A
5 SG
-
Signal
ground
(RS-232C)
A
6
OK
Output
Relay output of OK
A
7
DSR
Output
Data set ready
A
8
COM
-
Relay common terminal
A
Adaptable connector
DIN 8pin TCP0586 (of accessory)
Circuits
Relay
Solid-state-relay
Maximum voltage
50V DC
Maximum current
100mA DC
Maximum resistance
8
Ω
6
1
4
2
5
3
7
8
DSR
TXD
RXD
SG
OK
HI
LO
COM
Relay
Din connector on rear of display unit