ProNet series AC servo system User’s manual V.1.08
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(2)Connection
(2)Connection
(2)Connection
(2)Connection Example
Example
Example
Example
(a)Connection Example for Line-driver Output
Applicable line driver: SN75174 manufactured by TI or MC3487 or the equivalent.
(b)Connection Example for Open-collector Output
Select the limit resistance R1 value so that the input current i will be within 7 to 15 mA.
Host controller
L in e -dr iver
*
Ser vodr ive
Photocoupler
P U LS
/P U LS
3 0
3 1
1 5 0
Ω
C N 1
S I G N
/S I G N
3 2
3 3
1 5 0
Ω
*
Represents twisted -pair wires
。
Host controller
*
Servodrive
Photocoupler
P U L S
/P U L S
3 0
3 1
1 5 0
Ω
C N 1
S I G N
/S I G N
3 2
3 3
1 5 0
Ω
*
R epresents twisted -pai r wi res.
i
i
V c c
R1
R1
¦ Exam ple
? When Vcc is + 2 4 V
：
R1
＝
2.2k
Ω
? When Vcc is + 1 2 V
：
R1
＝
1k
Ω
? When Vcc is + 5V
：
R1
＝
1 8 0
Ω
（N o t e）When photocoupler output is used
, t h e
signal logic as follows
:
When Tr1 i s O N
High level input or equivalent.
Low level input or equivalent.
When Tr 1 is O F F
