Parameter path
Description
Type
Hex
Dec
Resolution
FEC920: USER GUIDE
Page 172
September 18
VirtualChannel.13.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
2250
8784
Not applicable
VirtualChannel.13.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
224b
8779
Not applicable
VirtualChannel.13.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
2248
8776
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
224a
8778
Set by Network.Modbus.TimeFormat
VirtualChannel.13.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
2242
8770
Not applicable
VirtualChannel.13.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
2249
8777
Not applicable
VirtualChannel.13.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
2247
8775
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm1.Dwell
Alarm dwell time
time_t
2245
8773
Set by Network.Modbus.TimeFormat
VirtualChannel.13.Alarm1.Hysteresis
Alarm hysteresis value
float32
2244
8772
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm1.Inhibit
1 = alarm inhibited
bool
2251
8785
Not applicable
VirtualChannel.13.Alarm1.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
224e
8782
Not applicable
VirtualChannel.13.Alarm1.Latch
As VirtualChannel1.Alarm1.Latch
uint8
2241
8769
Not applicable
VirtualChannel.13.Alarm1.NotAcknowledged
1 = alarm has not been acknowledged
bool
224f
8783
Not applicable
VirtualChannel.13.Alarm1.Reference
Deviation alarm ‘Reference’ value
float32
2246
8774
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm1.Status
As VirtualChannel1.Alarm1.Status
uint8
0152
338
Not applicable
VirtualChannel.13.Alarm1.Threshold
Alarm trigger threshold
float32
2243
8771
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm1.Type
As VirtualChannel1.Alarm1.Type
uint8
2240
8768
Not applicable
VirtualChannel.13.Alarm2.Acknowledge
1 = acknowledge alarm
bool
01d9
473
Not applicable
VirtualChannel.13.Alarm2.Acknowledgement
1 = alarm acknowledged
bool
2270
8816
Not applicable
VirtualChannel.13.Alarm2.Active
1 = alarm source active, or safe but not ack’d
bool
226b
8811
Not applicable
VirtualChannel.13.Alarm2.Amount
Rate-of-change alarm ‘Amount’
float32
2268
8808
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm2.AverageTime
Rate-of-change alarm ‘Average time’
time_t
226a
8810
Set by Network.Modbus.TimeFormat
VirtualChannel.13.Alarm2.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
2262
8802
Not applicable
VirtualChannel.13.Alarm2.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
2269
8809
Not applicable
VirtualChannel.13.Alarm2.Deviation
Deviation alarm ‘Deviation Value’
float32
2267
8807
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm2.Dwell
Alarm dwell time
time_t
2265
8805
Set by Network.Modbus.TimeFormat
VirtualChannel.13.Alarm2.Hysteresis
Alarm hysteresis value
float32
2264
8804
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm2.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
226e
8814
Not applicable
VirtualChannel.13.Alarm2.Inhibit
1 = alarm inhibited
bool
2271
8817
Not applicable
VirtualChannel.13.Alarm2.Latch
As VirtualChannel1.Alarm1.Latch
uint8
2261
8801
Not applicable
VirtualChannel.13.Alarm2.NotAcknowledged
1 = alarm has not been acknowledged
bool
226f
8815
Not applicable
VirtualChannel.13.Alarm2.Reference
Deviation alarm ‘Reference’ value
float32
2266
8806
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm2.Status
As VirtualChannel1.Alarm1.Status
uint8
0153
339
Not applicable
VirtualChannel.13.Alarm2.Threshold
Alarm trigger threshold
float32
2263
8803
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Alarm2.Type
As VirtualChannel1.Alarm1.Type
uint8
2260
8800
Not applicable
VirtualChannel.13.Main.Descriptor
Virtual Channel descriptor
string_t
4c44
19524
Not applicable
VirtualChannel.13.Main.Disable
1 = Virtual channel disabled
bool
2223
8739
Not applicable
VirtualChannel.13.Main.HighCutOff
The highest input value that will be totalised/counted
float32
2205
8709
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.Input1
Input 1 value
float32
2207
8711
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.Input2
Input 2 value
float32
2208
8712
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.LowCutOff
The lowest input value that will be totalised/counted
float32
2204
8708
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.ModbusInput
Modbus input value
float32
2206
8710
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.Operation
As VirtualChannel1.Main.Operation
uint8
2201
8705
Not applicable
VirtualChannel.13.Main.Period
The time period over which the calculation is made
int32
220a
8714
Not applicable
VirtualChannel.13.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
220c
8716
Not applicable
VirtualChannel.13.Main.PresetValue
The Preset value
float32
220d
8717
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.PV
The virtual channel output value
float32
0150
336
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
220b
8715
Not applicable
VirtualChannel.13.Main.Resolution
Number of decimal places (0 to 6)
uint8
2202
8706
Not applicable
VirtualChannel.13.Main.Rollover
A pulse signal to indicate PV (output) has just rolled over
bool
2211
8721
Not applicable
VirtualChannel.13.Main.RolloverValue
Rollover value
float32
2212
8722
Set by VirtualChannel.13.Main.Resolution
VirtualChannel.13.Main.Status
As VirtualChannel1.Main.Status
uint8
0151
337
Not applicable
VirtualChannel.13.Main.TimeRemaining
Time remaining before the calculation is made
time_t
2209
8713
Set by Network.Modbus.TimeFormat
VirtualChannel.13.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
220e
8718
Not applicable
VirtualChannel.13.Main.Type
As VirtualChannel1.Main.Type
uint8
2200
8704
Not applicable
VirtualChannel.13.Main.Units
Units descriptor
string_t
4c59
19545
Not applicable
VirtualChannel.13.Main.UnitsScaler
Units scaler for totalisers
float32
2203
8707
1dp
VirtualChannel.13.Trend.Colour
As VirtualChannel1.Trend.Colour
uint8
2220
8736
Not applicable
VirtualChannel.13.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
2222
8738
Same as VirtualChannel.13.Main.PV
VirtualChannel.13.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
2221
8737
Same as VirtualChannel.13.Main.PV
VirtualChannel.14.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01da
474
Not applicable
VirtualChannel.14.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
22d0
8912
Not applicable
VirtualChannel.14.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
22cb
8907
Not applicable
VirtualChannel.14.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
22c8
8904
Same as VirtualChannel.14.Main.PV
VirtualChannel.14.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
22ca
8906
Set by Network.Modbus.TimeFormat
VirtualChannel.14.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
22c2
8898
Not applicable
VirtualChannel.14.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
22c9
8905
Not applicable
VirtualChannel.14.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
22c7
8903
Same as VirtualChannel.14.Main.PV
VirtualChannel.14.Alarm1.Dwell
Alarm dwell time
time_t
22c5
8901
Set by Network.Modbus.TimeFormat
VirtualChannel.14.Alarm1.Hysteresis
Alarm hysteresis value
float32
22c4
8900
Same as VirtualChannel.14.Main.PV
VirtualChannel.14.Alarm1.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
22ce
8910
Not applicable
VirtualChannel.14.Alarm1.Inhibit
1 = alarm inhibited
bool
22d1
8913
Not applicable
VirtualChannel.14.Alarm1.Latch
As VirtualChannel1.Alarm1.Latch
uint8
22c1
8897
Not applicable
VirtualChannel.14.Alarm1.NotAcknowledged
1 = alarm has not been acknowledged
bool
22cf
8911
Not applicable
VirtualChannel.14.Alarm1.Reference
Deviation alarm ‘Reference’ value
float32
22c6
8902
Same as VirtualChannel.14.Main.PV
VirtualChannel.14.Alarm1.Status
As VirtualChannel1.Alarm1.Status
uint8
0156
342
Not applicable
VirtualChannel.14.Alarm1.Threshold
Alarm trigger threshold
float32
22c3
8899
Same as VirtualChannel.14.Main.PV
VirtualChannel.14.Alarm1.Type
As VirtualChannel1.Alarm1.Type
uint8
22c0
8896
Not applicable
VirtualChannel.14.Alarm2.Acknowledge
1 = acknowledge alarm
bool
01db
475
Not applicable
VirtualChannel.14.Alarm2.Acknowledgement
1 = alarm acknowledged
bool
22f0
8944
Not applicable
A5E45696052A Rev-AA