HMI command demo
Power
Computed power in kW — the product of two other signals, one tick old
History
the device's own ring buffer, 15 min deep
1.41
0.45
Now
1.1314566135406494
Good
14:19:42
Runtime only — not written to the configuration. Release undoes it.
Behaviour
expression| formula | Voltage * Current / 1000 |
| initial | 0 |
Where a client reads it
opcua
opc.tcp://localhost:48011
ns=2;s=Hmi.Power
read-only here
|
modbus
modbus://localhost:5021?unitId=1
holding register 6-7
read-only here
|