137
Mode Shedding on Computer
AO Function Block
Mode Shedding on Computer Failure
When the data status of RCAS_IN falls to Bad while the block is running in RCas
(remote cascade) mode, mode shedding occurs in accordance with the setting in
SHED_OPT. Table 39 shows the available selections for the AO block SHED_OPT
setting.
Table 39
SHED_OPT of AO Block
Bit
Available Setting for
SHED_OPT
Actions upon Computer Failure
1
Normal shed, normal return
Sets MODE_BLK.actual to Cas(*1), and leaves
MODE_BLK.target unchanged.
2
Normal shed, no return
Sets both MODE_BLK.actual and MODE_BLK.target to
Cas(*1).
3
Shed to Auto, normal return
Sets MODE_BLK.actual to Auto(*2), and leaves
MODE_BLK.target unchanged.
4
Shed to Auto, no return
Sets both MODE_BLK.actual and MODE_BLK.target to
Auto(*2).
5
Shed to Manual, normal return Sets MODE_BLK.actual to Man, and leaves MODE_BLK.target
unchanged.
6
Shed to Manual, no return
Sets both MODE_BLK.actual and MODE_BLK.target to Man.
7
Shed to retained target,
normal return
If Cas is set in MODE_BLK.target,
❑
sets MODE_BLK.actual to Cas
and
❑
leaves MODE_BLK.target unchanged.
If Cas is not set in MODE_BLK.target,
❑
sets MODE_BLK.actual to Auto(*2) and
❑
leaves MODE_BLK.target unchanged.
8
Shed to retained target, No
return
If Cas is set in MODE_BLK.target, sets:
❑
MODE_BLK.actual to Cas, and
❑
MODE_BLK.target to Cas, too.
If Cas is not set in MODE_BLK.target, sets:
❑
MODE_BLK.actual to Auto(*2),
and
❑
MODE_BLK.target to Cas.
Summary of Contents for FVP110
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Page 97: ...81 Dimensions Standard Specifications Dimensions Figure 46 Single Acting Actuator Dimensions ...
Page 99: ...83 Dimensions Standard Specifications Figure 48 Terminal Configuration ...
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Page 115: ...99 View Object Configuration Table 11 View Object for Transducer Block continued ...
Page 117: ...101 View Object Configuration Table 18 View Object for AO Function Block ...
Page 119: ...103 View Object Configuration Table 20 View Object for OS Function Block ...
Page 121: ...105 View Object Configuration Table 22 View Object for Resource Block ...
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Page 238: ...FVP 110 Fieldbus Valve Positioner Manual 222 GE Energy Table 72 LM Parameter Part List ...
Page 239: ...223 LM Parameter List Link Master Functions ...
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Page 262: ...FVP 110 Fieldbus Valve Positioner Manual 246 GE Energy Table 85 Download Error Codes ...
Page 265: ...249 Comments on System Network Software Download Table 88 DOMAIN_DESCRIPTOR ...
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Page 289: ...273 H Customer Maintenance Parts List ...
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