ABB ACH550-UH HVAC, Руководство пользователя

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1-162 ACH550-UH User’s Manual
Parameters
4232 CORRECTION SRC 1, 2 1 1 (
PID
2
REF
)
Defines the trimming reference for the correction source.
1 =
PID
2
REF
– Uses appropriate
REF MAX
(S
WITCH
A
OR
B):
• 1105
REF
1
MAX
when
REF
1 is active (A).
• 1108
REF
2
MAX
when
REF
2 is active (B).
2 =
PID
2
OUTPUT
– Uses the absolute maximum speed or frequency (Switch C):
• 2002
MAXIMUM SPEED
if 9904
MOTOR CTRL MODE
= 1 (
VECTOR
:s
PEED
) or 2 (
VECTOR
:
TORQ
).
• 2008
MAXIMUM FREQ
if 9904
MOTOR CTRL MODE
= 3 (
SCALAR
:
FREQ
).
Group 42: Ext / Trim PID
Code Description Range Resolution Default S
Switch
Mul. Mul.
+
Select
Add
X
X
(par. 4232)
Trimmed ref
PID2 ref
Select
(par. 4230)
Ext ref 1 max (A)
Ext ref 2 max (B)
Abs max speed/
Ramped ref
off
proportional
direct
Trim scale
PID 2
Trimming PID2 out
Trimming PID2 ref
freq (C)