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Sigma II User's Manual
T
Sequence I/O Signal Monitor Display
The following section describes the monitor display for sequence I/O signals.
Input Signal Monitor Display
LED Number
Note Refer to 5.3.3 Input Circuit Signal Allocation for details on input terminals.
Input signals are allocated as shown above and displayed on the panel of the servo
amplifier or the digital operator. They are indicated by the ON/OFF status of the
vertical parts of seven-segment displays located in top and bottom rows. (The hori-
zontal segments are not used here). These turn ON or OFF relative to the state of the
corresponding input signals (ON for "L" level and OFF for "H" level).
Examples
•
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)
8
Input Terminal Name
1
SI0 (CN1–40)
2
SI1 (CN1–41)
3
SI2 (CN1–42)
4
SI3 (CN1–43)
5
SI4 (CN1–44)
6
SI5 (CN1–45)
7
SI6 (CN1–46)
8
(CN1–4)
Chapter 7: Using the Digital Operator
Top:
ON = High level
Bottom: ON = Low level
7 6 5 4 3 2 1 Number
Default Setting
/S–ON
/P–CON
P–OT
N–OT
/ALM–RST
/P–CL
/N–CL
SEN
The bottom segment
of number 1 is lit.
7 6 5 4 3 2 1
8
The top segment of
number 1 is lit.
8
7 6 5 4 3 2 1
The top segment of
number 3 is lit.
8
7 6 5 4 3 2 1
7-19
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