ABB DCS550 - Page 178

178
Signal and parameter list
3ADW000379R0501 DCS550 Manual e e
Signal / Parameter name
min.
max.
def.
unit
32767
)02.99(*1000
)03.99(*4096*
)09.43(
≤
For M1ArmR (43.10) following limitation is valid:
32767
)02.99(*1000
)03.99(*4096*)10.43(
≤
74
= reserved
75
= I
2
T-function: M1RecoveryTime (31.12) is set too short compared to M1OvrLoadTime (31.11)
76
= reserved
77 =
Encoder 1 parameters for not consistent. Check:
− SpeedScaleAct (2.29)
− M1EncPulseNo (50.04)
At scaling speed - see SpeedScaleAct (2.29) - the pulse frequency must be greater than 600 Hz according to
following formula:
s
Hzf
s
scalingspeedevaluationppr
Hzf
60
)29.2(*)02.50(*)04.50(
600
60
**
600
=≥
=≥
E.g. the speed scaling must be ≥ 9 rpm for a pulse encoder with 1024 pulses and A+-/B+- evaluation.
78
-79 reserved
Autotuning:
80 =
speed does not reach setpoint (EMF control)
81 =
motor is not accelerating or wrong tacho polarity (tacho / encoder)
82 =
not enough load (too low inertia) for the detection of speed controller parameters
83 =
drive not in speed control mode, see TorqSel (26.01) and TorqMuxMode (26.04)
84 =
winder tunings: measured torque is not constant (ripple > 7,5 %)
8
5-89 reserved
Thyristor diagnosis:
90 =
shortcut caused by V1
91 =
shortcut caused by V2
92 =
shortcut caused by V3
93 =
shortcut caused by V4
94 =
shortcut caused by V5
95 =
shortcut caused by V6
96 =
thyristor block test failed
97 =
shortcut caused by V15 or V22
98 =
shortcut caused by V16 or V23
99 =
shortcut caused by V11 or V24
100 =
shortcut caused by V12 or V25
101 =
shortcut caused by V13 or V26
102 =
shortcut caused by V14 or V21
103 =
motor connected to ground
104 =
armature winding is not connected
105
-
120
reserved
AI monitoring:
121 =
AI1 below 4 mA
122
= AI2 below 4 mA
123 =
AI3 below 4 mA
124 =
AI4 below 4 mA
125 =
AI5 below 4 mA
126 = AI6 below 4 mA