14. External input / output connector
External input/output connector (CN50)
❶
which can take out the following signals that are convenient
when installing counter or the like outside is prepared.
(Caution) When using the connector, note that the engineer who has the electrical knowledge has to
work.
Table of assignment of connector and signal
CN50 Signal name Input / output
Description
Electric spec.
1
+5V
-
Power source
2
MA
Output
Rotation signal 360 pulses/rotation
DC5V
3
MB
Output
–
DC5V
4
UDET(N)
Output
“L” is output when needle bar is at LOW position.
DC5V
5
DDET(N)
Output
“L” is output when needle bar is at UP position.
DC5V
6
HS(N)
Output
Rotation signal 45 pulses/rotation
DC5V
7
BTD(N)
Output
“L” is output when the back-tack solenoid works.
DC5V
8
TRMD(N)
Output
“L” is output when the thread trimmer solenoid works.
DC5V
9
LSWO(P)
Output
Rotation request (pedal or the like) monitor signal
DC5V
10
S.STATE(N)
Output
“L” is output when the sewing machine is in the stop
state.
DC5V
11
LSWINH(N)
Input
Rotation by pedal is prohibited while “L” signal is being
inputted.
DC5V, –5mA
12
SOFT
Input
Rotation speed is limited to the soft-speed while “L”
signal is being inputted.
DC5V, –5mA
13
SGND
-
0V
JUKI genuine part No.
Connector : Part No. HK016510130
Pin contact : Part No. HK016540000
❶
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Summary of Contents for SC-921
Page 1: ...SC 921 INSTRUCTION MANUAL ...
