Signal gallery — one of everything
DoubleExpression
expression: a formula over the clock and another signal, read one tick late
History
the device's own ring buffer, 15 min deep
24.99
-24.99
Now
-17.22581777115052
Good
15:25:07
Runtime only — not written to the configuration. Release undoes it.
Behaviour
expression| formula | sin(t / 10) * WritableSetpoint |
| initial | 0 |
Where a client reads it
opcua
opc.tcp://localhost:48012
ns=2;s=Gallery.DoubleExpression
read-only here
|
modbus
modbus://localhost:5022?unitId=2
this endpoint's pattern cannot name a single signal
read-only here
|