FEC920: USER GUIDE
Page 167
September 18
Parameter path
Description
Type
Hex
Dec
Resolution
VirtualChannel.6.Alarm2.Inhibit
1 = alarm inhibited
bool
1ef1
7921
Not applicable
VirtualChannel.6.Alarm2.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1ee1
7905
Not applicable
VirtualChannel.6.Alarm2.NotAcknowledged
1 = alarm has not been acknowledged
bool
1eef
7919
Not applicable
VirtualChannel.6.Alarm2.Reference
Deviation alarm ‘Reference’ value
float32
1ee6
7910
Same as VirtualChannel.6.Main.PV
VirtualChannel.6.Alarm2.Status
As VirtualChannel1.Alarm1.Status
uint8
0137
311
Not applicable
VirtualChannel.6.Alarm2.Threshold
Alarm trigger threshold
float32
1ee3
7907
Same as VirtualChannel.6.Main.PV
VirtualChannel.6.Alarm2.Type
As VirtualChannel1.Alarm1.Type
uint8
1ee0
7904
Not applicable
VirtualChannel.6.Main.Descriptor
Virtual Channel descriptor
string_t
4b87
19335
Not applicable
VirtualChannel.6.Main.Disable
1 = Virtual channel disabled
bool
1ea3
7843
Not applicable
VirtualChannel.6.Main.HighCutOff
The highest input value that will be totalised/counted
float32
1e85
7813
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.Input1
Input 1 value
float32
1e87
7815
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.Input2
Input 2 value
float32
1e88
7816
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.LowCutOff
The lowest input value that will be totalised/counted
float32
1e84
7812
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.ModbusInput
Modbus input value
float32
1e86
7814
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.Operation
As VirtualChannel1.Main.Operation
uint8
1e81
7809
Not applicable
VirtualChannel.6.Main.Period
The time period over which the calculation is made
int32
1e8a
7818
Not applicable
VirtualChannel.6.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
1e8c
7820
Not applicable
VirtualChannel.6.Main.PresetValue
The Preset value
float32
1e8d
7821
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.PV
The virtual channel output value
float32
0134
308
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
1e8b
7819
Not applicable
VirtualChannel.6.Main.Resolution
Number of decimal places (0 to 6)
uint8
1e82
7810
Not applicable
VirtualChannel.6.Main.Rollover
A pulse signal to indicate PV (output) has just rolled over
bool
1e91
7825
Not applicable
VirtualChannel.6.Main.RolloverValue
Rollover value
float32
1e92
7826
Set by VirtualChannel.6.Main.Resolution
VirtualChannel.6.Main.Status
As VirtualChannel1.Main.Status
uint8
0135
309
Not applicable
VirtualChannel.6.Main.TimeRemaining
Time remaining before the calculation is made
time_t
1e89
7817
Set by Network.Modbus.TimeFormat
VirtualChannel.6.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
1e8e
7822
Not applicable
VirtualChannel.6.Main.Type
As VirtualChannel1.Main.Type
uint8
1e80
7808
Not applicable
VirtualChannel.6.Main.Units
Units descriptor
string_t
4b9c
19356
Not applicable
VirtualChannel.6.Main.UnitsScaler
Units scaler for totalisers
float32
1e83
7811
1dp
VirtualChannel.6.Trend.Colour
As VirtualChannel1.Trend.Colour
uint8
1ea0
7840
Not applicable
VirtualChannel.6.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
1ea2
7842
Same as VirtualChannel.6.Main.PV
VirtualChannel.6.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
1ea1
7841
Same as VirtualChannel.6.Main.PV
VirtualChannel.7.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01cc
460
Not applicable
VirtualChannel.7.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
1f50
8016
Not applicable
VirtualChannel.7.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
1f4b
8011
Not applicable
VirtualChannel.7.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
1f48
8008
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1f4a
8010
Set by Network.Modbus.TimeFormat
VirtualChannel.7.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1f42
8002
Not applicable
VirtualChannel.7.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1f49
8009
Not applicable
VirtualChannel.7.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
1f47
8007
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm1.Dwell
Alarm dwell time
time_t
1f45
8005
Set by Network.Modbus.TimeFormat
VirtualChannel.7.Alarm1.Hysteresis
Alarm hysteresis value
float32
1f44
8004
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm1.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
1f4e
8014
Not applicable
VirtualChannel.7.Alarm1.Inhibit
1 = alarm inhibited
bool
1f51
8017
Not applicable
VirtualChannel.7.Alarm1.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1f41
8001
Not applicable
VirtualChannel.7.Alarm1.NotAcknowledged
1 = alarm has not been acknowledged
bool
1f4f
8015
Not applicable
VirtualChannel.7.Alarm1.Reference
Deviation alarm ‘Reference’ value
float32
1f46
8006
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm1.Status
As VirtualChannel1.Alarm1.Status
uint8
013a
314
Not applicable
VirtualChannel.7.Alarm1.Threshold
Alarm trigger threshold
float32
1f43
8003
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm1.Type
As VirtualChannel1.Alarm1.Type
uint8
1f40
8000
Not applicable
VirtualChannel.7.Alarm2.Acknowledge
1 = acknowledge alarm
bool
01cd
461
Not applicable
VirtualChannel.7.Alarm2.Acknowledgement
1 = alarm acknowledged
bool
1f70
8048
Not applicable
VirtualChannel.7.Alarm2.Active
1 = alarm source active, or safe but not ack’d
bool
1f6b
8043
Not applicable
VirtualChannel.7.Alarm2.Amount
Rate-of-change alarm ‘Amount’
float32
1f68
8040
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm2.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1f6a
8042
Set by Network.Modbus.TimeFormat
VirtualChannel.7.Alarm2.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1f62
8034
Not applicable
VirtualChannel.7.Alarm2.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1f69
8041
Not applicable
VirtualChannel.7.Alarm2.Deviation
Deviation alarm ‘Deviation Value’
float32
1f67
8039
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm2.Dwell
Alarm dwell time
time_t
1f65
8037
Set by Network.Modbus.TimeFormat
VirtualChannel.7.Alarm2.Hysteresis
Alarm hysteresis value
float32
1f64
8036
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm2.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
1f6e
8046
Not applicable
VirtualChannel.7.Alarm2.Inhibit
1 = alarm inhibited
bool
1f71
8049
Not applicable
VirtualChannel.7.Alarm2.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1f61
8033
Not applicable
VirtualChannel.7.Alarm2.NotAcknowledged
1 = alarm has not been acknowledged
bool
1f6f
8047
Not applicable
VirtualChannel.7.Alarm2.Reference
Deviation alarm ‘Reference’ value
float32
1f66
8038
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm2.Status
As VirtualChanneAlarm trigger thresholdAlarm threshold
float32
1f63
8035
Same as VirtualChannel.7.Main.PV
VirtualChannel.7.Alarm2.Type
As VirtualChannel1.Alarm1.Type
uint8
1f60
8032
Not applicable
VirtualChannel.7.Main.Descriptor
Virtual Channel descriptor
string_t
4ba2
19362
Not applicable
VirtualChannel.7.Main.Disable
1 = Virtual channel disabled
bool
1f23
7971
Not applicable
VirtualChannel.7.Main.HighCutOff
The highest input value that will be totalised/counted
float32
1f05
7941
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.Input1
Input 1 value
float32
1f07
7943
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.Input2
Input 2 value
float32
1f08
7944
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.LowCutOff
The lowest input value that will be totalised/counted
float32
1f04
7940
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.ModbusInput
Modbus input value
float32
1f06
7942
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.Operation
As VirtualChannel1.Main.Operation
uint8
1f01
7937
Not applicable
VirtualChannel.7.Main.Period
Averaging period
int32
1f0a
7946
Not applicable
VirtualChannel.7.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
1f0c
7948
Not applicable
VirtualChannel.7.Main.PresetValue
The Preset value
float32
1f0d
7949
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.PV
The virtual channel output value
float32
0138
312
Set by VirtualChannel.7.Main.Resolution
VirtualChannel.7.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
1f0b
7947
Not applicable
A5E45696052A Rev-AA