CS1D-BC042D Omron, CS1D-BC042D Datasheet - Page 161
CS1D-BC042D
Manufacturer Part Number
CS1D-BC042D
Description
CS1D Dual CPU Exp
Manufacturer
Omron
Datasheet
1.CS1D-SP002.pdf
(638 pages)
Specifications of CS1D-BC042D
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Duplex CPU Units
Conditions for Mode Switching in a Duplex System (Reference)
126
When an
operation
switching
error occurs
at the active
CPU Unit.
When a
duplex error
occurs.
During duplex initialization.
Standby CPU
Unit
Mode Setting
Switch on
Duplex Unit
When a non-fatal error such as a battery
error occurs.
When a fatal error other than an operation
switching error occurs.
Condition
Power interruption (when
the CPU Setting Switch
on the active CPU Unit is
switched from USE to NO
USE).
Watchdog timer error
(CPU error)
Memory error
Cycle time overrun
Program error
FALS error
Fatal Inner Board error
(Process-control CPU
Units only)
Duplex bus error
Duplex verification error
Power interruption (when
the CPU Setting Switch is
switched from USE to NO
USE).
When one of the following
errors occurs: Watchdog
timer error, memory error,
cycle time overrun error,
program error, FALS
error, fatal Inner Board
error.
When set to SPL, and
when the Initial Switch is
pressed.
When set to DPL, and
when the Initial Switch is
pressed.
Note
1. When a duplex verification error or duplex bus error occurs when the power
2. The cause of the “CPU standby” is stored in A322 in the Auxiliary Area.
is turned ON, the CPU Unit goes into “CPU standby” status.
Operation
continues.
Operation
stops
operation
System
Switched to
Simplex Mode
Switched to
Simplex Mode
Switched to
Simplex Mode
Switched to
Simplex Mode
No change
from Duplex
Mode.
Duplex Mode
Power interruption Switched to active. (Oper-
CPU stopped.
Remains active.
(Operation contin-
ues.)
Switching between active and standby is dis-
abled.
Note If a cause of duplex switching occurs
Remains active.
(Operation contin-
ues.)
Remains active.
(Operation contin-
ues.)
Remains active.
Remains active.
Remains active.
Operation stops
Active CPU Unit
during this interval, operation stops.
Active/standby status
ation continues.)
Remains in standby.
Power interruption
Remains in standby.
Remains in standby.
Remains in standby.
Remains in standby.
Remains in standby.
Operation stops
Standby CPU Unit
Section 3-1
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