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MELSEC-Q

3 SPECIFICATIONS

(b) CPU system switching time > Switching time from the multiplexed remote

master station to the multiplexed remote sub-master station

Standby system control system CPU

Output holdin

time of remote I/O station

A power down has occurred on the cont rol syste

Scan

Tsw

Toh

Control system standby system CPU

[Output holding time (Toh)]

Toh = Tsw + (Scan 2) [ms]

Tsw: Redundant CPU system switching time [ms]

Scan: Scanning time of the redundant CPU [ms]

POINT

For the CPU system switching time, refer to QnPRHCPU User's Manual

(Redundant System).

Mitsubishi QJ71LP21 User Manual

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