Manufacturer: Yokogawa Electric Corporation
Yokogawa Processor Module CP471-01
Two CP471 can be used in dual-redundant configuration on a duplexed field control unit.
Model and Suffix Codes
Processor Module
Description Model CP471 Processor Module (for AFV30¨/AFV40¨/A2FV50¨/A2FV70¨) Suffix Codes -0 With no explosion protection -1 With explosion protection 0 Basic type 1 With ISA Standard G3 option Option Code /ERFI Enhanced RFI (Tokuchu) (*1) *1: Option code "/ERFI" is handled as Tokuchu.
Description
Model
CP471
Processor Module (for AFV30¨/AFV40¨/A2FV50¨/A2FV70¨)
Suffix
Codes
-0
With no explosion protection
-1
With explosion protection
0
Basic type
1
With ISA Standard G3 option
Option
Code
/ERFI
Enhanced RFI (Tokuchu) (*1)
Weight
Maintenance Information
• On-line replacement of CP471 in dual-redundant configuration can be performed by the user.
• For replacement of existing CP461 with CP471.
1. Software version of Control Function for Field Control Station must be R6.05 or later.
2. The style code of ESB bus coupler module EC401 which is used together with CP471 must be S3 or later.
3. Replacement from CP461 to CP471 is prohibited to perform by a user.
Replacement work must be done by the service engineer authorized by Yokogawa Electric Corporation.
4. CP471 can not be co-existed with CP461 in dual-redundant configuration.
However, a pair of CP461 in dual-redundant configuration can be on-line replaced with a pair of CP471.
Standard Accessories
CP471 is delivered with the following standard accessory.
Part Name Part Number Quantity Processor Module Modification History Label T9044AR 1
Part Name
Part Number
Quantity
Processor Module Modification History Label
T9044AR
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