[Elevator Lower Operation] - Riso RN SERIES Technical Manual

[Elevator Lower Operation]

Start
Upper limit ON
sensor
OFF
Lower limit ON
sensor
OFF
Elevator motor ON
overload current
OFF
Paper feed tray ON
safety switch
OFF
Raise
Elevator motor
OFF
Lower
When ON: Upper limit sensor: Blocked, Lower limit sensor: Blocked, Paper feed tray safety switch: Not
depressed
(1) The operation ends if the lower limit sensor is ON from the start.
If the lower limit sensor is OFF, the elevator operates until the lower limit sensor goes ON.
(2) The elevator motor overload current is continually monitored at 100 ms intervals while the elevator is
operating, and error message [T02-401] is displayed if an overload current is detected three times in
succession.
(3) The paper feed tray safety switch is continually monitored at 100 ms intervals while the elevator is
operating, and error message [A06-403] is displayed if it is detected as OFF twice in succession.
(4) If the upper limit sensor takes more than 2 s to go OFF after the elevator starts, a time-out occurs,
and error message [T02-406] is displayed.
(5) If the lower limit sensor takes more than 12 s to go ON after the elevator starts, a time-out occurs,
and error message [T02-407] is displayed.
(1)
100 ms 100 ms 100 ms
Max 2 s (Error: 406)
(4)
RN (Version 1.0)
CHAPTER 14. TIMING CHARTS
(2) ON three times in succession (Error: 401)
(3) OFF twice in succession (Error: 403)
Max 12 s (Error: 407)
(5)
14 – 11
ELEVATOR OPERATIONS
End