A.11 model 430 programmer specifications, Appendix, Additional model 430 programmer specifications – American Magnetics 05500PS-430-601 High Stability Integrated Power Supply System User Manual
Page 185
Rev. 5
167
Appendix
Model 430 Specifications
A.11 Model 430 Programmer Specifications
Additional Model 430 Programmer Specifications
Table A-12.
Model 430 Programmer Specifications @ 25°C
Magnet Current Control
Parameters
Standard Model 430 Configurations: Programmable Limits
±
5 A
±
10 A
+
100 A
+
120 A
±
125 A +200 A
±
250 A
+
300 A +500 A
Measurement Resolution (
μ
A):
0.625
1.25
6.25
7.5
15.6
12.5
31.2
18.7
31.2
Accuracy (% of
I
max
):
0.04
a
a. 0.005 for zero flux current sensing (high-stability) system
0.04
a
0.04
a
0.04
a
0.04
a
0.04
a
0.04
a
0.005
0.005
Minimum Ramp Rate (
μ
A/min):
10
10
100
100
100
100
100
100
100
Maximum Ramp Rate (A/sec):
1
1
10
10
10
20
20
30
30
Magnet Current Control
Temperature Coefficient:
0.01% of
I
max
per °C
Stability:
With standard resistive shunt, better than
0.02% of
I
max
after 20 minutes at desired
current and better than 0.01% of
I
max
after 60
minutes at desired current
,
With zero flux current sensing option, 0.001%
of
I
max
after 10 minutes at desired current
Programming Resolution:
15 digits
a
Ramp Rate Resolution:
15 digits
Nominal Load Inductance Range:
0.5 to 100 H
Program Out Voltage
Programmable Limits:
−
10 to +10 Vdc
Accuracy:
3 mV (0.03% of V
max
)
Temperature Coefficient:
0.2 mV
per °C (0.002% of V
max
per °C)
Resolution:
0.3 mV
Stability:
Better than 10 mV p-p when paused or holding
(with 0.5 to 100 H load)
Magnet Voltage Measurement
Maximum Limits:
−
20 to +20 Vdc
Accuracy:
20 mV (0.1% of V
max
per °C)
Temperature Coefficient:
1.5 mV per °C (0.0075% of V
max
per °C)
Resolution:
10 mV
Persistent Switch Heater Output