FEC920: USER GUIDE
Page 165
September 18
Parameter path
Description
Type
Hex
Dec
Resolution
VirtualChannel.3.Main.Status
As VirtualChannel1.Main.Status
uint8
0129
297
Not applicable
VirtualChannel.3.Main.TimeRemaining
Time remaining before the calculation is made
time_t
1d09
7433
Set by Network.Modbus.TimeFormat
VirtualChannel.3.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
1d0e
7438
Not applicable
VirtualChannel.3.Main.Type
As VirtualChannel1.Main.Type
uint8
1d00
7424
Not applicable
VirtualChannel.3.Main.Units
Units descriptor
string_t
4b4b
19275
Not applicable
VirtualChannel.3.Main.UnitsScaler
Units scaler for totalisers
float32
1d03
7427
1dp
VirtualChannel.3.Trend.Colour
As VirtualChannel1.Trend.Colour
uint8
1d20
7456
Not applicable
VirtualChannel.3.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
1d22
7458
Same as VirtualChannel.3.Main.PV
VirtualChannel.3.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
1d21
7457
Same as VirtualChannel.3.Main.PV
VirtualChannel.4.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01c6
454
Not applicable
VirtualChannel.4.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
1dd0
7632
Not applicable
VirtualChannel.4.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
1dcb
7627
Not applicable
VirtualChannel.4.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
1dc8
7624
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1dca
7626
Set by Network.Modbus.TimeFormat
VirtualChannel.4.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1dc2
7618
Not applicable
VirtualChannel.4.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1dc9
7625
Not applicable
VirtualChannel.4.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
1dc7
7623
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm1.Dwell
Alarm dwell time
time_t
1dc5
7621
Set by Network.Modbus.TimeFormat
VirtualChannel.4.Alarm1.Hysteresis
Alarm hysteresis value
float32
1dc4
7620
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm1.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
1dce
7630
Not applicable
VirtualChannel.4.Alarm1.Inhibit
1 = alarm inhibited
bool
1dd1
7633
Not applicable
VirtualChannel.4.Alarm1.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1dc1
7617
Not applicable
VirtualChannel.4.Alarm1.NotAcknowledged
1 = alarm has not been acknowledged
bool
1dcf
7631
Not applicable
VirtualChannel.4.Alarm1.Reference
Deviation alarm ‘Reference’ value
float32
1dc6
7622
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm1.Status
As VirtualChannel1.Alarm1.Status
uint8
012e
302
Not applicable
VirtualChannel.4.Alarm1.Threshold
Alarm trigger threshold
float32
1dc3
7619
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm1.Type
As VirtualChannel1.Alarm1.Type
uint8
1dc0
7616
Not applicable
VirtualChannel.4.Alarm2.Acknowledge
1 = acknowledge alarm
bool
01c7
455
Not applicable
VirtualChannel.4.Alarm2.Acknowledgement
1 = alarm acknowledged
bool
1df0
7664
Not applicable
VirtualChannel.4.Alarm2.Active
1 = alarm source active, or safe but not ack’d
bool
1deb
7659
Not applicable
VirtualChannel.4.Alarm2.Amount
Rate-of-change alarm ‘Amount’
float32
1de8
7656
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm2.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1dea
7658
Set by Network.Modbus.TimeFormat
VirtualChannel.4.Alarm2.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1de2
7650
Not applicable
VirtualChannel.4.Alarm2.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1de9
7657
Not applicable
VirtualChannel.4.Alarm2.Deviation
Deviation alarm ‘Deviation Value’
time_t
1de5
7653
Set by Network.Modbus.TimeFormat
VirtualChannel.4.Alarm2.Hysteresis
Alarm hysteresis value
float32
1de4
7652
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm2.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
1dee
7662
Not applicable
VirtualChannel.4.Alarm2.Inhibit
1 = alarm inhibited
bool
1df1
7665
Not applicable
VirtualChannel.4.Alarm2.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1de1
7649
Not applicable
VirtualChannel.4.Alarm2.NotAcknowledged
1 = alarm has not been acknowledged
bool
1def
7663
Not applicable
VirtualChannel.4.Alarm2.Reference
Deviation alarm ‘Reference’ value
float32
1de6
7654
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm2.Status
As VirtualChannel1.Alarm1.Status
uint8
012f
303
Not applicable
VirtualChannel.4.Alarm2.Threshold
Alarm trigger threshold
float32
1de3
7651
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Alarm2.Type
As VirtualChannel1.Alarm1.Type
uint8
1de0
7648
Not applicable
VirtualChannel.4.Main.Descriptor
Virtual Channel descriptor
string_t
4b51
19281
Not applicable
VirtualChannel.4.Main.Disable
1 = Virtual channel disabled
bool
1da3
7587
Not applicable
VirtualChannel.4.Main.HighCutOff
The highest input value that will be totalised/counted
float32
1d85
7557
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.Input1
Input 1 value
float32
1d87
7559
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.Input2
Input 2 value
float32
1d88
7560
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.LowCutOff
The lowest input value that will be totalised/counted
float32
1d84
7556
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.ModbusInput
Modbus input value
float32
1d86
7558
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.Operation
As VirtualChannel1.Main.Operation
uint8
1d81
7553
Not applicable
VirtualChannel.4.Main.Period
Averaging period
int32
1d8a
7562
Not applicable
VirtualChannel.4.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
1d8c
7564
Not applicable
VirtualChannel.4.Main.PresetValue
The Preset value
float32
1d8d
7565
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.PV
The virtual channel output value
float32
012c
300
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
1d8b
7563
Not applicable
VirtualChannel.4.Main.Resolution
Number of decimal places (0 to 6)
uint8
1d82
7554
Not applicable
VirtualChannel.4.Main.Rollover
A pulse signal to indicate PV (output) has just rolled over
bool
1d91
7569
Not applicable
VirtualChannel.4.Main.RolloverValue
Rollover value
float32
1d92
7570
Set by VirtualChannel.4.Main.Resolution
VirtualChannel.4.Main.Status
As VirtualChannel1.Main.Status
uint8
012d
301
Not applicable
VirtualChannel.4.Main.TimeRemaining
Time remaining before the calculation is made
time_t
1d89
7561
Set by Network.Modbus.TimeFormat
VirtualChannel.4.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
1d8e
7566
Not applicable
VirtualChannel.4.Main.Type
As VirtualChannel1.Main.Type
uint8
1d80
7552
Not applicable
VirtualChannel.4.Main.Units
Units descriptor
string_t
4b66
19302
Not applicable
VirtualChannel.4.Main.UnitsScaler
Units scaler for totalisers
float32
1d83
7555
1dp
VirtualChannel.4.Trend.Colour
As VirtualChannel1.Trend.Colour
uint8
1da0
7584
Not applicable
VirtualChannel.4.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
1da2
7586
Same as VirtualChannel.4.Main.PV
VirtualChannel.4.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
1da1
7585
Same as VirtualChannel.4.Main.PV
VirtualChannel.5.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01c8
456
Not applicable
VirtualChannel.5.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
1e50
7760
Not applicable
VirtualChannel.5.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
1e4b
7755
Not applicable
VirtualChannel.5.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
1e48
7752
Same as VirtualChannel.5.Main.PV
VirtualChannel.5.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1e4a
7754
Set by Network.Modbus.TimeFormat
VirtualChannel.5.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1e42
7746
Not applicable
VirtualChannel.5.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1e49
7753
Not applicable
VirtualChannel.5.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
1e47
7751
Same as VirtualChannel.5.Main.PV
VirtualChannel.5.Alarm1.Dwell
Alarm dwell time
time_t
1e45
7749
Set by Network.Modbus.TimeFormat
VirtualChannel.5.Alarm1.Hysteresis
Alarm hysteresis value
float32
1e44
7748
Same as VirtualChannel.5.Main.PV
A5E45696052A Rev-AA