IDEC SmartRelay functions
154
IDEC SmartRelay Manual
MI=Configured time interval
MN=Time-to-go
OT=Total time expired since the last hi signal at input Ral
These values are always retentive!
Symbol in
IDEC
SmartRelay
Wiring Description
Parameter MI: Maintenance interval to be
preset in hour units
Range of values:
0000...9999 h
OT: Total operating time
Range of values:
00000...99999 h
Q→0:
• When “R” is selected:
Q = 1, if MN = 0;
Q =
• 0, if R = 1 or Ral = 1
• When “R+En” is selected:
Q = 1, if MN = 0;
Q = 0, if R = 1 or Ral = 1 or
En = 0.
Output Q The output is set when the
time-to-go MN = 0.
The output is reset:
• When “Q→0:R+En”, if
R = 1 or Ral = 1 or En = 0
• When “Q→0:R”, if R = 1 or Ral
= 1.
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: (800) 670-4183 ● www.stevenengineering.com
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