FEC920: USER GUIDE
Page 163
September 18
Parameter path
Description
Type
Hex
Dec
Resolution
11 = Copy
20 = Grp min latch
21 = Grp max latch
34 = Chan max
35 = Chan min
36 = Chan avg
43 = Config rev
64 = Off
65 = On
80 = Off
81 = On
VirtualChannel.1.Main.Period
The time period over which the calculation is made
int32
1c0a
7178
Not applicable
VirtualChannel.1.Main.Preset
Initiate preset. 0 = No; 1 = Yes
bool
1c0c
7180
Not applicable
VirtualChannel.1.Main.PresetValue
The preset value
float32
1c0d
7181
Set by VirtualChannel.1.Main.Resolution
VirtualChannel.1.Main.PV
The virtual channel output value
float32
0120
288
Set by VirtualChannel.1.Main.Resolution
VirtualChannel.1.Main.Reset
Initiate reset. 0 = No; 1 = Yes
bool
1c0b
7179
Not applicable
VirtualChannel.1.Main.Resolution
Number of decimal places (0 to 6)
uint8
1c02
7170
Not applicable
VirtualChannel.1.Main.Rollover
A pulse signal to indicate PV (output) has just rolled over
bool
1c11
7185
Not applicable
VirtualChannel.1.Main.RolloverValue
Rollover value
float32
1c12
7186
Set by VirtualChannel.1.Main.Resolution
VirtualChannel.1.Main.Status
Virtual Channel output status
uint8
0121
289
Not applicable
0 =Good
1 = Off
2 = Over range
3 = Under range
4 = HW error
5 = Ranging
6 = Overflow
7 = bad
8 = HW exceeded
9 = No data
12 = Comms channel error
VirtualChannel.1.Main.TimeRemaining
Time remaining before the calculation is made
time_t
1c09
7177
Set by Network.Modbus.TimeFormat
VirtualChannel.1.Main.Trigger
Increment/decrement counter. 0 = No; 1 = Yes
bool
1c0e
7182
Not applicable
VirtualChannel.1.Main.Type
Specifies the type of virtual channel
uint8
1c00
7168
Not applicable
1 = Maths; 2 = Totaliser; 3 = Counter
VirtualChannel.1.Main.Units
Units descriptor
string_t
4b15
19221
Not applicable
VirtualChannel.1.Main.UnitsScaler
Units scaler for totalisers
float32
1c03
7171
1dp
VirtualChannel.1.Trend.Colour
Configures the trend colour for this virtual channel
uint8
1c20
7200
Not applicable
0 = Red
1 = Blue
2 = Green
3 = Honey
4 = Violet
5 = Russet
6 = Dark blue
7 = Jade
8 = Magenta
9 = Dusky rose
10 = Yellow
11 = Powder blue
12 = Dark red
13 = Avocado
14 = Indigo
15 = Dark brown 16 = Aegean
17 = Cyan
18 = Aubergine
19 = Dark orange
20 = Pale yellow
21 = Hyacinth
22 = Dark green
23 = Sugar pink
24 = Bluebell
25 = Orange
26 = Pink
27 = Buttersilk
28 = Terracotta
29 = Blue babe
30 = Lime
31 = Blue jive
32 = Cucumber
33 = Eurogreen
34 = Wheatgerm
35 = Sea Blue
36 = Ginger
37 = Aqua pool
38 = Pale red
39 = Pale blue
40 = Lilac
41 = Sky blue
42 = Wild moss
43 = Turquoise
44 = Pale green
45 = Coffee
49 = Dark Gray
53 = Light gray
VirtualChannel.1.Trend.SpanHigh
Specifies the highest PV (output value) to be displayed
float32
1c22
7202
Same as VirtualChannel.1.Main.PV
VirtualChannel.1.Trend.SpanLow
Specifies the lowest PV (output value) to be displayed
float32
1c21
7201
Same as VirtualChannel.1.Main.PV
VirtualChannel.2.Alarm1.Acknowledge
1 = acknowledge alarm
bool
01c2
450
Not applicable
VirtualChannel.2.Alarm1.Acknowledgement
1 = alarm acknowledged
bool
1cd0
7376
Not applicable
VirtualChannel.2.Alarm1.Active
1 = alarm source active, or safe but not ack’d
bool
1ccb
7371
Not applicable
VirtualChannel.2.Alarm1.Amount
Rate-of-change alarm ‘Amount’
float32
1cc8
7368
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm1.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1cca
7370
Set by Network.Modbus.TimeFormat
VirtualChannel.2.Alarm1.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1cc2
7362
Not applicable
VirtualChannel.2.Alarm1.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1cc9
7369
Not applicable
VirtualChannel.2.Alarm1.Deviation
Deviation alarm ‘Deviation Value’
float32
1cc7
7367
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm1.Dwell
Alarm dwell time
time_t
1cc5
7365
Set by Network.Modbus.TimeFormat
VirtualChannel.2.Alarm1.Hysteresis
Alarm hysteresis value
float32
1cc4
7364
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm1.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
1cce
7374
Not applicable
VirtualChannel.2.Alarm1.Inhibit
1 = alarm inhibited
bool
1cd1
7377
Not applicable
VirtualChannel.2.Alarm1.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1cc1
7361
Not applicable
VirtualChannel.2.Alarm1.NotAcknowledged
1 = alarm has not been acknowledged
bool
1ccf
7375
Not applicable
VirtualChannel.2.Alarm1.Reference
Deviation alarm ‘Reference’ value
float32
1cc6
7366
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm1.Status
As VirtualChannel1.Alarm1.Status
uint8
0126
294
Not applicable
VirtualChannel.2.Alarm1.Threshold
Alarm trigger threshold
float32
1cc3
7363
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm1.Type
As VirtualChannel1.Alarm1.Type
uint8
1cc0
7360
Not applicable
VirtualChannel.2.Alarm2.Acknowledge
1 = acknowledge alarm
bool
01c3
451
Not applicable
VirtualChannel.2.Alarm2.Acknowledgement
1 = alarm acknowledged
bool
1cf0
7408
Not applicable
VirtualChannel.2.Alarm2.Active
1 = alarm source active, or safe but not ack’d
bool
1ceb
7403
Not applicable
VirtualChannel.2.Alarm2.Amount
Rate-of-change alarm ‘Amount’
float32
1ce8
7400
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm2.AverageTime
Rate-of-change alarm ‘Average time’
time_t
1cea
7402
Set by Network.Modbus.TimeFormat
VirtualChannel.2.Alarm2.Block
0 = Blocking alarms off; 1 = Blocking alarms on
uint8
1ce2
7394
Not applicable
VirtualChannel.2.Alarm2.ChangeTime
Rate-of-change alarm ‘Change Time’
uint8
1ce9
7401
Not applicable
VirtualChannel.2.Alarm2.Deviation
Deviation alarm ‘Deviation Value’
float32
1ce7
7399
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm2.Dwell
Alarm dwell time
time_t
1ce5
7397
Set by Network.Modbus.TimeFormat
VirtualChannel.2.Alarm2.Hysteresis
Alarm hysteresis value
float32
1ce4
7396
Same as VirtualChannel.2.Main.PV
VirtualChannel.2.Alarm2.Inactive
1 = alarm source safe and ack’d (if necessary)
bool
1cee
7406
Not applicable
VirtualChannel.2.Alarm2.Inhibit
1 = alarm inhibited
bool
1cf1
7409
Not applicable
VirtualChannel.2.Alarm2.Latch
As VirtualChannel1.Alarm1.Latch
uint8
1ce1
7393
Not applicable
VirtualChannel.2.Alarm2.NotAcknowledged
1 = alarm has not been acknowledged
bool
1cef
7407
Not applicable
VirtualChannel.2.Alarm2.Reference
Deviation alarm ‘Reference’ value
float32
1ce6
7398
Same as VirtualChannel.2.Main.PV
A5E45696052A Rev-AA
Содержание SITRANS FEC920
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