1126800 SmartPAC 2 with WPC Integration
Page 16 Chapter 1 Introduction to SmartPAC 2
Green Constant
When you set a sensor input to "green constant," the sensor must turn on before the ready
signal begins and turn off after the ready signal ends. That is, it must stay actuated constantly
during the ready signal. However, the sensor must turn off, at least momentarily, outside the
ready signal.
Sensor never goes
ON.
Stop Signal sent at
end of ready signal.
TDC
BDC
not allowed
(press stops)
Sensor goes OFF
before ready signal
ends.
Stop signal sent
immediately.
not allowed
(press stops)
TDC
BDC
OK
Sensor staysON
during entire ready
signal and goes OFF
at least momentarily
outside the ready
signal.
TDC
BDC
KEY
= Sensor
ON
Green
Constant
Sensor
not allowed
(press stops)
Sensor never goes
OFF outside ready
signal.
Stop signal sent at
beginning of ready
signal.
TDC
BDC
= Ready
Signal
Figure 1 - 5. How SmartPAC 2 Interprets Signals From a Sensor Set to
"Green Constant"