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