Grundfos TPE2 Installation And Operating Instructions Manual page 46

Function
You can set the digital input or output 3 and 4 to the
functions mentioned below.
You can set the signal outputs to the following:
• Operation
• Pump running
• Ready
• Alarm
• Warning.
Possible functions, digital input or output 3
Function if input
See details in section
16.13 Digital inputs
• Not active
• External stop
• Min.
• Max.
• "User-defined
speed"
• External fault
• Alarm resetting
• Dry running
• Accumulated flow
• "Predefined setpoint
2"
Possible functions, digital input or output 4
Function if input
See details in section
16.13 Digital inputs
• Not active
• External stop
• Min.
• Max.
• "User-defined
speed"
• External fault
• Alarm resetting
• Dry running
• Accumulated flow
• "Predefined setpoint
3"
46
Function if output
See details in section
16.15 "Signal relays 1
and 2" (Relay
outputs)
• Not active
• Ready
• Alarm
• Operation
• Pump running
• Warning
• Limit 1 exceeded
• Limit 2 exceeded
Function if output
See details in section
16.15 "Signal relays 1
and 2" (Relay
outputs)
• Not active
• Not active
• Ready
• Alarm
• Operation
• Pump running
• Warning
• Limit 1 exceeded
• Limit 2 exceeded
Activation delay
Pump variant
TPE3, TPE3 D
TPE2, TPE2 D
Select the activation delay, T1.
It is the time between the digital signal and the
activation of the selected function.
Range: 0 to 6000 seconds.
Duration timer mode
Select the mode. See fig. 60.
• Not active
• active with interrupt, mode A
• active without interrupt, mode B
• active with after-run, mode C.
Select the duration time, T2.
It is the time which, together with the mode,
determines how long the selected function is active.
Range: 0 to 15,000 seconds.
T input > T1 + T2
T input > T1 + T2
Digital
input
T input
Mode A
T1 T2
Mode B
T1 T2
Mode C
T1
Fig. 60 Duration timer function of digital inputs
Factory setting
See section 34. Factory settings.
Activation delay
-
●
T input < T1 + T2
T input < T1 + T2
T input
T1
T1 T2
T2 T1 T2