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2 SYSTEM CONFIGURATION
(12) Number of Motion CPU modules and temperature conditions
(Q173CPU/Q172CPU only)
(a) It is possible to remove the Cooling fan unit(Q170FAN) in order to disperse
heat from inside the Motion CPU module according to the number of the
Motion CPU module and ambient temperature conditions.
Removable/Not removable of the Cooling fan unit (Q170FAN) by number of
Motion CPU modules and ambient temperature is as follows.
1) When using only one Motion CPU module
It is possible to remove the Cooling fan unit if the ambient temperature
in which the Motion CPU module will be operating is 0 to 40°C (32 to
104°F).
2) When using two or more Motion CPU modules
Do not remove the Cooling fan unit(Q170FAN).
Ambient temperature
of the Motion CPU
Number of the Motion CPU
0 to 40
°C
(
32 to 104
°F)
Over 40 to 55
°C
(Over
104 to 131
°F)
1 module Removable Not removable
2 modules or more Not removable
(13) When the backup time (when it is charged for 40 hours) for internal rechargeable
battery of Motion CPU is 1100 hours (Guaranteed time)/4300 hours (Actual time).
Set the external battery if the power failure time exceeds guaranteed time.
(Refer to Section 2.4.10 External battery)
Continuous power failure time [h]
Item
Guaranteed time (MIN) Actual time (TYP)
Charging time: 8 hours or more
200 500
Internal rechargeable
battery
(Note)
Charging time: 40 hours or more
1100 4300
External battery 60000 240000
(Note):Internal rechargeable battery is charged while power ON.