N700 Operating Instructions and Parts Manual
10. Explanation of O-Group
112
Example on using as alarm :
N.O Contact
(o033(ALARM)=0, o034(RUN)=0 : initial value)
N.C Contact
(o033(ALARM)=1, o034(RUN)=1 : changed value)
Normal or Power off
Alarm apperarance
Normal
AL1 AL0
AL2
Alarm apperarance or Power off
Point of
contact
Power
Running
condition
AL1-AL0
AL2-AL0
Point of
contact
Power
Running
condition
AL1-AL0
AL2-
AL0
ON
Normal
Open
Closed
ON
Normal
Closed
Open
ON
Trip
Closed
Open
ON
Trip
Open
Closed
a-
contact
(N.O.)
OFF
-
Open
Closed
b-
contact
(N.C.)
OFF
-
Open
Closed
Fig. 10- 6 Example on using as alarm
Point of contact specification :
Point of contact
Division
Resistor load
Inductive load
Maximum contact capacity
AC250V, 2A
DC30V, 8A
AC250V, 0.2A
DC30V, 0.6A
AL1-AL0
RN1-RN0
Minimum contact capacity
AC100V, 10mA
DC5V, 100mA
Maximum contact capacity
AC250V, 1A
DC30V, 1A
AC250V, 0.2A
DC30V, 0.6A
AL2-AL0
RN2-RN0
Minimum contact capacity
AC100V, 10mA
DC5V, 100mA
Table 10- 4 Point of contact specification