Mitsubishi Electric Q26UD(E)HCPU User Manual page 81

2.
Insert the connector pin in the required base number location of the connector (PIN1) existing
between the IN and OUT sides of the extension cable connector.
CPU module
*2 *2
Q12PRHCPU , Q25PRHCPU
Q00JCPU, Q00UJCPU
Q00CPU, Q01CPU, Q00UCPU,
Q01UCPU, Q02UCPU
Modules other than above
*1 If these base numbers are set, "BASE LAY ERROR" (error code: 2010) occurs.
*2 The extension base unit can be connected only when the serial number (first five digits) of the Redundant CPU is
"09012" or later and the redundant system is configured.
The extension base unit cannot be connected when the serial number (first five digits) of the Redundant CPU is "09011"
or earlier.
*3 Connect the Q6WRB to the first extension base. Since the Q6WRB is fixed to the first extension base, base number
setting is not required.
*4 The Q6WRB cannot be connected to the second extension base or later bases. Use the Q6RB for the second
extension base or later bases.
Number setting for extension bases
Extension Extension Extension
1 2
Setting not
*3
available
Setting available
Setting available
CHAPTER 4 INSTALLATION AND WIRING
Connector pin
Extension Extension
3 4 5
*4
Setting available
Setting prohibited
Setting available
Extension Extension
6 7
*1
*1
Setting prohibited
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