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5-3
Diagnostics and Fault Finding
Test
Description
Node
15
Total Setpoint Sum
Terminal T12
16
Speed Feedback
17
Speed Error
18
Current Demand
19
Speed Loop Out
20
No Connection
21
No Connection
22
No Connection
23
Current Limit Terminal
Terminal T7
Main Current Limit
P5 Maximum.
P5 Minimum.
Total Current Demand
(Terminal T7
7.5V or greater -150%)
24
25
26
27
Current Feedback
Phase Angle
Condition
Voltage
100% Forward Speed
Zero Speed
100% Reverse Speed
100% Forward Speed
Zero Speed
100% Reverse Speed
Run Steady State
Run Transient
Stopped Zero Setpoint
Stopped +ve Setpoint
Stopped -ve Setpoint
Run Steady State
Stopped or Disabled
Run Steady State
Stopped or Disabled
+10V
0V
-10V
-2.7V
0V
+2.7V
Approx. 0V plus Ripple
up to ±10V
0V
up to -10V
up to +10V
up to ± 10V
0V
up to ± 10V
0V
Open Circuit -110%
7.5V or greater -150%
T7 = 7.5V or greater
150% Current
0.5% Current
Run Transient
Positive Bridge at
150% Limit
Negative Bridge at
150% Limit
Positive Bridge at
100%
Negative Bridge at
100%
Running
100% Forward Speed
100% Reverse Speed
Zero Speed
+5.5V
+7.5V
+7.5V
+0.025V
up to ±7.5V
+7.5V
-7.5V
+1.1V
-1.1V
±10V
approx +10V
approx -10V
approx 0V
514C Product Manual