FEC920: USER GUIDE
Page 171
September 18
Parameter path
Description
Type
Hex
Dec
Resolution
VirtualChannel.11.Main.Period
The time period over which the calculation is made
int32
210a
8458
Not applicable
VirtualChannel.11.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
210c
8460
Not applicable
VirtualChannel.11.Main.PresetValue
The Preset value
float32
210d
8461
Set by VirtualChannel.11.Main.Resolution
VirtualChannel.11.Main.PV
The virtual channel output value
float32
0148
328
Set by VirtualChannel.11.Main.Resolution
VirtualChannel.11.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
210b
8459
Not applicable
VirtualChannel.11.Main.Resolution
Number of decimal places (0 to 6)
uint8
2102
8450
Not applicable
VirtualChannel.11.Main.Rollover
A pulse signal to indicate PV (output) has just rolled over
bool
2111
8465
Not applicable
VirtualChannel.11.Main.RolloverValue
Rollover value
float32
2112
8466
Set by VirtualChannel.11.Main.Resolution
VirtualChannel.11.Main.Status
As VirtualChannel1.Main.Status
uint8
0149
329
Not applicable
VirtualChannel.11.Main.TimeRemaining
Time remaining before the calculation is made
time_t
2109
8457
Set by Network.Modbus.TimeFormat
VirtualChannel.11.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
210e
8462
Not applicable
VirtualChannel.11.Main.Type
As VirtualChannel1.Main.Type
uint8
2100
8448
Not applicable
VirtualChannel.11.Main.Units
Units descriptor
string_t
4c23
19491
Not applicable
VirtualChannel.11.Main.UnitsScaler
Units scaler for totalisers
float32
2103
8451
1dp
VirtualChannel.11.Trend.Colour
As VirtualChannel1.Trend.Colour
uint8
2120
8480
Not applicable
VirtualChannel.11.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
2122
8482
Same as VirtualChannel.11.Main.PV
VirtualChannel.11.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
2121
8481
Same as VirtualChannel.11.Main.PV
VirtualChannel.12.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01d6
470
Not applicable
VirtualChannel.12.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
21d0
8656
Not applicable
VirtualChannel.12.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
21cb
8651
Not applicable
VirtualChannel.12.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
21c8
8648
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
21ca
8650
Set by Network.Modbus.TimeFormat
VirtualChannel.12.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
21c2
8642
Not applicable
VirtualChannel.12.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
21c9
8649
Not applicable
VirtualChannel.12.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
21c7
8647
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm1.Dwell
Alarm dwell time
time_t
21c5
8645
Set by Network.Modbus.TimeFormat
VirtualChannel.12.Alarm1.Hysteresis
Alarm hysteresis value
float32
21c4
8644
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm1.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
21ce
8654
Not applicable
VirtualChannel.12.Alarm1.Inhibit
1 = alarm inhibited
bool
21d1
8657
Not applicable
VirtualChannel.12.Alarm1.Latch
As VirtualChannel1.Alarm1.Latch
uint8
21c1
8641
Not applicable
VirtualChannel.12.Alarm1.NotAcknowledged
1 = alarm has not been acknowledged
bool
21cf
8655
Not applicable
VirtualChannel.12.Alarm1.Reference
Deviation alarm ‘Reference’ value
float32
21c6
8646
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm1.Status
As VirtualChannel1.Alarm1.Status
uint8
014e
334
Not applicable
VirtualChannel.12.Alarm1.Threshold
Alarm trigger threshold
float32
21c3
8643
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm1.Type
As VirtualChannel1.Alarm1.Type
uint8
21c0
8640
Not applicable
VirtualChannel.12.Alarm2.Acknowledge
1 = acknowledge alarm
bool
01d7
471
Not applicable
VirtualChannel.12.Alarm2.Acknowledgement
1 = alarm acknowledged
bool
21f0
8688
Not applicable
VirtualChannel.12.Alarm2.Active
1 = alarm source active, or safe but not ack’d
bool
21eb
8683
Not applicable
VirtualChannel.12.Alarm2.Amount
Rate-of-change alarm ‘Amount’
float32
21e8
8680
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm2.AverageTime
Rate-of-change alarm ‘Average time’
time_t
21ea
8682
Set by Network.Modbus.TimeFormat
VirtualChannel.12.Alarm2.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
21e2
8674
Not applicable
VirtualChannel.12.Alarm2.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
21e9
8681
Not applicable
VirtualChannel.12.Alarm2.Deviation
Deviation alarm ‘Deviation Value’
float32
21e7
8679
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm2.Dwell
Alarm dwell time
time_t
21e5
8677
Set by Network.Modbus.TimeFormat
VirtualChannel.12.Alarm2.Hysteresis
Alarm hysteresis value
float32
21e4
8676
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm2.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
21ee
8686
Not applicable
VirtualChannel.12.Alarm2.Inhibit
1 = alarm inhibited
bool
21f1
8689
Not applicable
VirtualChannel.12.Alarm2.Latch
As VirtualChannel1.Alarm1.Latch
uint8
21e1
8673
Not applicable
VirtualChannel.12.Alarm2.NotAcknowledged
1 = alarm has not been acknowledged
bool
21ef
8687
Not applicable
VirtualChannel.12.Alarm2.Reference
Deviation alarm ‘Reference’ value
float32
21e6
8678
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm2.Status
As VirtualChannel1.Alarm1.Status
uint8
014f
335
Not applicable
VirtualChannel.12.Alarm2.Threshold
Alarm trigger threshold
float32
21e3
8675
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Alarm2.Type
As VirtualChannel1.Alarm1.Type
uint8
21e0
8672
Not applicable
VirtualChannel.12.Main.Descriptor
Virtual Channel descriptor
string_t
4c29
19497
Not applicable
VirtualChannel.12.Main.Disable
1 = Virtual channel disabled
bool
21a3
8611
Not applicable
VirtualChannel.12.Main.HighCutOff
The highest input value that will be totalised/counted
float32
2185
8581
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.Input1
Input 1 value
float32
2187
8583
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.Input2
Input 2 value
float32
2188
8584
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.LowCutOff
The lowest input value that will be totalised/counted
float32
2184
8580
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.ModbusInput
Modbus input value
float32
2186
8582
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.Operation
As VirtualChannel1.Main.Operation
uint8
2181
8577
Not applicable
VirtualChannel.12.Main.Period
The time period over which the calculation is made
int32
218a
8586
Not applicable
VirtualChannel.12.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
218c
8588
Not applicable
VirtualChannel.12.Main.PresetValue
The Preset value
float32
218d
8589
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.PV
The virtual channel output value
float32
014c
332
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
218b
8587
Not applicable
VirtualChannel.12.Main.Resolution
Number of decimal places (0 to 6)
uint8
2182
8578
Not applicable
VirtualChannel.12.Main.Rollover
A pulse signal to indicate PV (output) has just rolled over
bool
2191
8593
Not applicable
VirtualChannel.12.Main.RolloverValue
Rollover value
float32
2192
8594
Set by VirtualChannel.12.Main.Resolution
VirtualChannel.12.Main.Status
As VirtualChannel1.Main.Status
uint8
014d
333
Not applicable
VirtualChannel.12.Main.TimeRemaining
Time remaining before the calculation is made
time_t
2189
8585
Set by Network.Modbus.TimeFormat
VirtualChannel.12.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
218e
8590
Not applicable
VirtualChannel.12.Main.Type
As VirtualChannel1.Main.Type
uint8
2180
8576
Not applicable
VirtualChannel.12.Main.Units
Units descriptor
string_t
4c3e
19518
Not applicable
VirtualChannel.12.Main.UnitsScaler
Units scaler for totalisers
float32
2183
8579
1dp
VirtualChannel.12.Trend.Colour
As VirtualChannel1.Trend.Colour
uint8
21a0
8608
Not applicable
VirtualChannel.12.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
21a2
8610
Same as VirtualChannel.12.Main.PV
VirtualChannel.12.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
21a1
8609
Same as VirtualChannel.12.Main.PV
VirtualChannel.13.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01d8
472
Not applicable
A5E45696052A Rev-AA
Содержание SITRANS FEC920
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