YOKOGAWA CENTUM CS 3000 - Page 204

4. Installation Specifications
4-17
TI 33Q01J10-01E Feb 1, 2009-00
AFF50
Table Periodic Replacement Parts Having Defined Life Spans
Part names
Part
numbers
Recommended
replacement
cycle
Replacement
by user
Remarks
Power supply
module
PW481 8 years Yes
100 - 120 V AC
Average ambient temperature 40 °C or less
PW482 8 years Yes
220 - 240 V AC
Average ambient temperature 40 °C or less
PW484 8 years Yes
24 V DC
Average ambient temperature 40 °C or less
Battery Pack S9129FA
3 years Yes
Average ambient temperature 30 °C or less
1.5 years Yes
Average ambient temperature 40 °C or less
9 months Yes
Average ambient temperature 50 °C or less
Aluminium
Electrolytic
Capacitor
(in power supply
unit)
(PW481) 8 years No
100 V AC
Average ambient temperature 40 °C or less
(PW482) 8 years No
220 V AC
Average ambient temperature 40 °C or less
(PW484) 8 years No
24 V DC
Average ambient temperature 40 °C or less
Built-in power fuse
S9109VK 8 years No PW481
S9109VK 8 years No PW482
A1546EF 8 years No PW484
PFCS/PFCD Field Control Station
Table Periodic Replacement Parts Having Defined Life Spans
Part names
Part
numbers
Recommended
replacement
cycle
Replacement
by user
Remarks
Power unit
(100-120 V AC)
PW701
8 years Yes Average ambient temperature 40 °C or less
Power unit
(220-240 V AC)
PW702
8 years Yes Average ambient temperature 40 °C or less
Power unit (24 V
DC)
PW704
8 years Yes Average ambient temperature 40 °C or less
Battery Pack S9765UK
3 years Yes Average ambient temperature 30 °C or less
1.5 years Yes Average ambient temperature 40 °C or less
9 months Yes Average ambient temperature 50 °C or less
Aluminium
Electrolytic
Capacitor
(in power supply
unit)
(PW701) 8 years No
100 V AC
Average ambient temperature 40 °C or less
(PW702) 8 years No
220 V AC
Average ambient temperature 40 °C or less
(PW704) 8 years No
24 V DC
Average ambient temperature 40 °C or less
Fuse
S9578VK
3 years No For PW701, 6.3A
S9578VK
3 years No For PW702, 6.3A
S9504VK
3 years No For PW704, 15A