Yaskawa Large Capacity Sigma II Series - Manual (Page 237)

6.1 Basic Operation
6-17
6
„ Sequence I/O Signal Monitor Display
The following section describes the monitor display for sequence I/O signals.
Input Signal Monitor Display
Note: Refer to 4.3.3 Input Circuit Signal Allocation for details on input ter-
minals.
Input signals are allocated as shown above and displayed on the panel display of the SER-
VOPACK or the Digital Operator. They are indicated by ON/OFF display of seven-segment
LEDs in top and bottom rows. These segments turn ON depending on the input signals (ON
for “L” level and OFF for “H” level).
• When /S-ON signal is ON (Servo ON at “L” signal)
• When /S-ON signal is OFF
• When P-OT signal operates (Operates at “H” signal)
LED Number Input Terminal Name Factory Setting
1 SI0 (CN1-40) /S-ON
2 SI1 (CN1-41) /P-CON
3 SI2 (CN1-42) P-OT
4 SI3 (CN1-43) N-OT
5 SI4 (CN1-44) /ALM -RST
6 SI5 (CN1-45) /P-CL
7 SI6 (CN1-46) /N-CL
8 (CN1-4) SEN
7 6 5 4 3 2 1
Top: OFF ("H" level)
Bottom: ON ("L" level)
Number 8
EXAMPLE
The bottom segment
of number 1 is lit.
7 6 5 4 3 2 1 8
7 6 5 4 3 2 1 8
The top segment
of number 1 is lit.
7 6 5 4 3 2 1 8
The top segment
of number 3 is lit.