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52 Electrical installation
Frequency input
If DI5 is used as a frequency input, see section
on page
for how
to set parameters accordingly.
Connection example of a two-wire sensor
HVAC default, supply fan, return fan, cooling tower fan, condenser, booster pumps,
PFA control, internal timer, dual setpoint with PID, E-Clipse and dual setpoint with PID
and constant speeds macros (see section
) use
analog input 2 (AI2). The macro wiring diagrams for these macros show the
connection when a separately powered sensor is used. The figure below gives an
example of a connection using a two-wire sensor.
Note:
The sensor is supplied through its current output. Thus the output signal must
be 4…20 mA.
X1A
5
AI2
Process actual value measurement or reference,
4…20 mA,
R
in
= 100 ohm
6
GND
…
9
+24V
Auxiliary voltage output, non-isolated,
+24 V DC, max. 200 mA
10
GND
P
I
4…20 mA
Содержание ACS320 series
Страница 1: ...ABB drives User s manual ACS320 drives 0 5 to 30 hp ...
Страница 4: ......
Страница 18: ...18 Safety ...
Страница 28: ...28 Operation principle and hardware description ...
Страница 56: ...56 Electrical installation ...
Страница 142: ...142 Program features Connection diagram example ACS320 xx xxxx x ...
Страница 282: ...282 Actual signals and parameters ...
Страница 358: ...358 Fieldbus control ...
Страница 376: ...376 Fault tracing ...
Страница 382: ...382 Maintenance and hardware diagnostics ...
Страница 407: ...Dimension drawings 407 Frame size R2 NEMA 1 Frame size R2 IP20 NEMA 1 3AUA0000051097 A ...
Страница 409: ...Dimension drawings 409 Frame size R3 NEMA 1 Frame size R3 IP20 NEMA 1 3AUA0000051118 A ...
Страница 411: ...Dimension drawings 411 Frame size R4 NEMA 1 Frame size R4 IP20 NEMA 1 3AUA0000051133 A ...
Страница 412: ...412 Dimension drawings ...
Страница 413: ...Index Numerics A B C D E F G H I K L M N O P R S T ...
Страница 442: ...www abb com drives www abb com drivespartners 3AUA0000062599 Rev E EN EFFECTIVE 2016 07 05 Contact us 3AUA0000062599E ...