WATANABE ELECTRIC INDUSTRY A7000 Series, Operation Manual, Page: 3 / 12

3.3.4.
Analog Output Unit
3.3.5.
RS-232C Unit
3.3.6.
RS-485 Unit
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Term.
No.
Name Description
1
V.OUT
2
A.OUT
3
AO.COM
4 S/H
5 PH
6 DZ
7 COM
8 HH c
9 eCOM
10 HI c
11 eCOM
12 GO c
Common terminal for external control. (It has the same potential as input LO.)
Collector output terminal of HH output photocoupler
Common emitter terminal for HH and HI output photocouplers
13 LO c
14 eCOM
15 LL c
Start/Hold terminal. Enabled when it has the same potential as,
or is shorted with, terminal COM.
Peak Hold terminal. Enabled when it has the same potential as,
or is shorted with, terminal COM.
Digital Zero terminal. Enabled when it has the same potential as,
or is shorted with, terminal COM.
* This terminal is disabled unless digital zero is set up for
terminal control using condition data.
Collector output terminal of HI output photocoupler
Collector output terminal for GO output photocoupler
Collector output terminal of LO output photocoupler
Collector output terminal of LL output photocoupler
Emitter terminal of GO output photocoupler
Common emitter terminal for LO and LL output photocouplers
Common terminal for analog outputs
Voltage Output terminal (0 to 1 V, 0 to 10 V, 1 to 5 V)
Current Output terminal (4 to 20 mA)
* For model A7X1X-7, terminals 8 to 15 are NC. Connect nothing to these terminals.
Adaptable wire: AWG24 to AWG16
Recommended torque : 0.18Nm
Term.
No.
Name
1 RXD
2 TXD
3 SG
4 NC
5 NC
6 S/H
7 PH
8 NC
9 COM
10 HH c
11 HI c
12 GO c
13 LO c
14 LL c
15 eCOM
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
* For model A7X1X-9, terminals 10 to 15 are NC. Connect nothing to these terminals.
Description
Common terminal for external control. (It has the same potential as input LO.)
Collector output terminal of HH output photocoupler
Start/Hold terminal. Enabled when it has the same potential as,
or is shorted with, terminal COM.
Peak Hold terminal. Enabled when it has the same potential as, or is shorted
with, terminal COM.
Collector output terminal of HI output photocoupler
Collector output terminal of GO output photocoupler
Collector output terminal of LO output photocoupler
Collector output terminal of LL output photocoupler
Photocoupler's common emitter terminal
Transmit terminal
Receive terminal
Common terminal for communications function
Connect nothing to this terminal.
Connect nothing to this terminal.
Connect nothing to this terminal.
Recommended torque : 0.18Nm
Adaptable wire: AWG24 to AWG16
Term.
No.
Name
1 (+)
2 (-)
3 SG
4 TERM
5 TERM
6 S/H
7 PH
8 NC
9 COM
10 HH c
11 HI c
12 GO c
13 LO c
14 LL c
15 eCOM
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
* For model A7X1X-A, terminals 10 to 15 are NC. Connect nothing to these terminals.
Description
Terminating resistor terminal (200
Ω
). When turning it ON, short
it with terminal 5.
Common terminal for external control. (It has the same potential as input LO.)
Collector output terminal of HH output photocoupler
Start/Hold terminal. Enabled when it has the same potential as,
or is shorted with, terminal COM.
Peak Hold terminal. Enabled when it has the same potential as,
or is shorted with, terminal COM.
Collector output terminal of HI output photocoupler
Collector output terminal of GO output photocoupler
Collector output terminal of LO output photocoupler
Collector output terminal of LL output photocoupler
Photocoupler's common emitter terminal
Common terminal for communications function
Non-inverse output
Inverse output
Connect nothing to this terminal.
Terminating resistor terminal (200
Ω
). When turning it ON, short
it with terminal 4.
Adaptable wire: AWG24 to AWG16
Recommended torque : 0.18Nm
Instruction Manual for MODEL A7X1A-X(Load Cell Input) 3/12