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Grundfos TPE2 - Signal Relays 1 and 2 (Relay Outputs); Analog Output

Grundfos TPE2
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17.15 "Signal relays 1 and 2" (Relay
outputs)
Pump variant "Signal relays 1 and 2"
TPE3, TPE3 D
TPE2, TPE2 D
Function
Terminal
6)
Relay output 1 NC, C1, NO
Relay output 2 NC, C2, NO
6)
See section Connection terminals, advanced functional
module, FM 300.
The pump incorporates two signal relays for potential-
free signalling. For further information, see
section Signal relays.
Function
You can configure the signal relays to be activated by
one of the following incidents:
Not active.
Ready
The pump can be running or is ready to run and
no alarms are present.
Alarm
There is an active alarm and the pump is stopped.
"Operating" (Operation) "Operating" equals
"Running" but the pump is still in operation when it
has been stopped due to a warning.
"Running" (Pump running)
Warning
There is an active warning.
"Digital input 1, state"
Follows digital input 1. If digital input 1 is
activated, output is also activated.
"Digital input 2, state"
Follows digital input 2. If digital input 2 is
activated, output is also activated.
"Digital input 3, state"
Follows digital input 3. If digital input 3 is
activated, output is also activated.
"Digital input 4, state"
Follows digital input 4. If digital input 4 is
activated, output is also activated.
Limit 1 exceeded
When the Limit 1 exceeded function is activated,
the signal relay is activated. See section Limit-
exceeded function.
Limit 2 exceeded
When the
Limit 2 exceeded function is activated,
the signal relay is activated. See section Limit-
exceeded function.
Relubricate
External fan control (Control of external fan)
When you select "External fan control", the relay
is activated if the internal temperature of the motor
electronics reach a preset limit value.
Factory setting
See section Factory settings.
Related information
9.5.1 Connection terminals, advanced functional
module, FM 300
17.22 Limit-exceeded function
22. Signal relays
35. Factory settings
17.16 Analog output
Pump variant Analog output
TPE3, TPE3 D
TPE2, TPE2 D
Function
Terminal
7)
Analog output 12
7)
See section Connection terminals, advanced functional
module, FM 300.
The analog output enables the transfer of certain
operating data to external control systems.
To set the analog output, make the settings below.
Output signal
0-10 V
0-20 mA
4-20 mA.
Function of analog output
Actual speed
Signal
range
[V, mA]
Actual speed
[%]
0 100 200
0-10 V 0 V 5 V 10 V
0-20 mA 0 mA 10 mA 20 mA
4-20 mA 4 mA 12 mA 20 mA
The reading is a percentage of nominal speed.
Actual value
59
English (GB)

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