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6. I/O connector
The I/O connector on the rear panel of the counter unit has
functions for Go/No Go output based on the comparator
function, start input, pause input, RS-232C trigger input and
reset input.
6-1. Connector pin assignment
7
6
5
4
3
2
I/O connector A
A
FG +V 0V
Power input
DC IN
connector
Rear of counter unit
• Use a shielded cable for connection to the FG pin on the
rear of the counter unit.
(Prepare a shield cable by yourself.)
Cross section of the cable
Connector used : MC1.5/7-ST-3.5 (provided) made
by Phoenix Contact
LT10A / LT11A Series
1
7
6
5
4
3
2
1
I/O connector B
B
Common
1
2
3
4
5
6
7
I/O connector
Outer cover
Knitted shield
Signal
(See "4-3. Function description".)
I/O connector A
Pin
Signal
IN/OUT
No.
name
1
GND
–
2
NC
–
3
RESET (A)
IN
4
LO (A)
OUT
5
GO (A)
OUT
6
HI (A)
OUT
7
GND
–
I/O connector B (not provided for 1-channel models)
Pin
Signal
IN/OUT
No.
name
1
GND
–
2
NC
–
3
RESET (B)
IN
4
LO (B)
OUT
5
GO (B)
OUT
6
HI (B)
OUT
7
GND
–
Signal
Connection prohibited
Reset input (A CH)
Go/No Go output Low (A CH)
Go/No Go output Go (A CH)
Go/No Go output High (A CH)
Signal
Connection prohibited
Reset input (B CH)
Go/No Go output Low (B CH)
Go/No Go output Go (B CH)
Go/No Go output High (B CH)
(E)
23
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