Rs-422/Rs-485, Relay Output(Op-03) - AND Weighing Indicator AD-4407 Instruction Manual

14. RS 14. RS- - - - 422/RS
14. 14. RS RS
Replacing the RS-232C interface with this option, the RS-422/RS-485 interface can
connect up to 32 indicators and control them from a computer or a PLC.
The functions of RS-422/RS-485 interface are common to RS-232C except for the
signal system.
The relays output the result of comparison.
Solid-state-relay
Maximum voltage
Maximum current
Maximum resistance 8
Pin connections and Circuits Pin connections and Circuits
Pin connections and Circuits Pin connections and Circuits
Function
RS-422
RS-485
Relay
output
RS-422 Input
RS-485 Input
RS-422 Output
RS-485 Output
Adaptable connector
Switching Between RS- - - - 422/RS Switching Between RS Switching Between RS Switching Between RS
Switching between RS-422/RS-485 is made with the slide switch (SW1) on the
OP-03 board.
AD-4407 Weighing Indicator
422/RS- - - - 48 485, Relay Output(OP
422/RS 422/RS 48 48
DC50V
DC100mA
Pin No. Signal name Direction
1 SDA
2 SDB
3 RDA
4 RDB
5 TRM
6 HI
7 OK
8 LO
9 COM
 

5&# 5&$ 4&# 4&$ 64/
RS-422/RS-485 Terminals
TM-BLA9 (of accessory)
422/RS 422/RS- - - - 485 422/RS 485 485 485
5, Relay Output(OP- - - - 03)
5, Relay Output(OP 5, Relay Output(OP
Output
Output
Input
Input
-
Output
Output
Output
-
  

*+ 1-
Relay Output Terminals
Page 55
03)
03) 03)
Description
Transmission A terminal
Transmission B terminal
Receive A terminal
Receive B terminal
Terminator resistance(100 )
Relay output HI
Relay output OK
Relay output LO
Relay output common
  
.1 %1/
14. RS-422/485, Relay Output (OP-03)