Agilent Technologies 6628A Welding System User Manual


 
General Information
17
Table 1-2. Specifications (continued)
Source Effect:
Voltage 0.5 mV 0.5 mV 0.5 mV 0.5 mV
+ Current 0.005 mA 0.005 mA 0.01 mA 0.01 mA
Programming Accuracy:
Note: The programming accuracy specifications may degrade slightly when the unit is subjected to an RF field equal
to or greater than 3 volts/meter.
Voltage 0.016% + 1.5 mV 0.016% + 10 mV 0.016% + 3 mV 0.016% + 10 mV
+ Current
0.04% + 15
µ
A 0.04% + 100
µ
A 0.04% + 185
µ
A 0.04% + 500
µ
A
OVP 0.13% + 475 mV 0.13% + 475 mV 0.13% + 475 mV 0.13% + 475 mV
Measurement/Readback Accuracy*
Voltage 0.016% + 2 mV 0.016% + 10 mV 0.016% + 3.5 mV 0.016% + 10 mV
±
Current 0.03% + 15
µ
A 0.03% + 130
µ
A 0.04% + 250
µ
A 0.04% + 550
µ
A
Load Transient Recovery Time :(all outputs)
75
µ
S maximum to recover to within 75 mV of nominal value following a load change from 0.1 A to 100% of the
maximum rated current
Maximum Output Noise: (PARD) (20 Hz-20 MHz)
CV pk-to-pk 3 mV 3 mV 3 mV 3 mV
CV rms 0.5 mV 0.5 mV 0.5 mV 0.5 mV
+CC rms 0.1 mA 0.1 mA 0.1 mA 0.1 mA
AC Input Voltage and Frequency:
Nominal Line l00, 120, 220, or 240 Vac
Amplitude +6% to -13% of nominal line voltage
Frequency 47 to 66 Hz
Note at low line, the supply will operate with up to 3/4 ohm line resistance
*For a
±
5 ° C range about the calibration temperature
Table 1-3. Supplemental Characteristics
Output Power 25 Watt Output 50 Watt Output
Output Range Lo Range Hi Range Lo Range Hi Range
Output Volts 0-7 V 0-50 V 0-16 V 0-50 V
Output Amps 0-15 mA 0-500 mA 0-200 mA 0-2 A
Temperature Coefficient-Programming:
Voltage (0.003%+0.1 mV)
per° C
(0.003%+0.1 mV)
per° C
(0.003%+0.1 mV)
per° C
(0.003%+0.1 mV)
per° C
+ Current
(0.0035% + 1.5 µA)
per° C
(0.0035% + 6 µA)
per° C
(0.0035% + 30 µA)
per° C
(0.0035% + 50 µA)
per° C
OVP (0.013% + 1 mV)
per° C
(0.013% + 2 mV)
per° C
(0.013% + 1 mV)
per° C
(0.013% + 2 mV)
per° C