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DC POWER SUPPLIES & DECADE BOXES
FEATURES
• Capacitance and resistance
decade boxes
• Rotary switch selector
• Stop position to prevent
accidental switching from 10 to 0
• Male ground (earth) terminal
with safety jack
• Outputs on Ø 4mm safety
terminals
• Ground jumper lead EN
61010-2-03,150V CAT II,
50V CAT III, Pollution Degree 2
• Resistance ranges are 1Ω to
11.11111MΩ for BR07 and
0.1nF to 11.111μF for BC05
Optional lead set includes two color-coded leads, one ground lead (stripped),
two alligator clips and two grip probes.
Catalog #2117.78
SPECIFICATIONS
MODELS AX502 AX503
Number of Outputs 2 3
VOLTAGE
Output 1 & 2 0 to 30VDC 0 to 30VDC
Output 3 (No display) – 2.7 to 5.5VDC
Display Resolution 100mV 100mV
Basic Accuracy ±0.5% of Reading ± 1ct ±0.5% of Reading ± 1ct
Residual Ripple ±1mVrms ±1mVrms
LINE REGULATION
±10% Line Voltage ±0.03% of Reading ± 2mV
LOAD REGULATION
0 to 2.5A ±0.02% of Reading ± 5mV
0 to 5A –±0.2% Reading ±10mV
CURRENT
Output 1 & 2 0 to 2.5A 0 to 2.5A
Output 3 – 5A max (no adjustment)
Resolution 10mA 10mA
Basic Accuracy ±0.5% of Reading ± 1ct ±0.5% of Reading ± 1ct
Limit Indicator LED, Outputs 1 and 2 LED, Outputs 1, 2 and 3
Short-circuit Protection Electronic current limitation with voltage shutdown
Overheating Protection Thermal protection
OUTPUT COUPLING
Tracking Output 1: Master/Output 2: Slave Proportional Slave Tracking
(0 to 100% of Master)
Series Mode 0 to 60VDC/0 to 2.5A
Parallel Mode 0 to 30VDC/0 to 5A
CATALOG NO. DESCRIPTION
2130.06 DC Power Supply Model AX502 (Dual outputs, 0 to 2.5A; 0 to 30Vdc)
2130.07 DC Power Supply Model AX503 (Triple outputs, two 0 to 2.5A; 0 to 30Vdc; 5A; 2.7 to 5.5Vdc)
2131.25 Resistance Decade Box Model BR07 (x1Ω, x10Ω, x100Ω, x1kΩ, x10kΩ, x100kΩ, x1MΩ, 1%)
2131.26 Capacitance Decade Box Model BC05 (x0, 1nF, x1nF, x10nF, x100nF, x1knF, 3%)
Accessories (Optional)
2117.78 Lead – Set of 3, (2 Color-coded Safety Leads, 1 Ground Lead, 2 Color-coded Alligator Clips and
2 Color-coded Grip Probes) for Power Supply Models AX501-AX503
2131.35 Lead – Replacement, 6 ft. Safety Lead, 4mm Female to Female for use with Decade Boxes
SPECIFICATIONS
DECADE 1 2 3 4 56 7
BR07 1 to 10Ω;
Max current:
700mA
10 to 100Ω;
Max current:
200mA
100Ω to 1kΩ;
Max current:
70mA
1 to 10kΩ;
Max current:
20mA
10 to 100kΩ;
Max current:
7mA
100kΩ to
1MΩ;
Max current:
1mA
1 to 10MΩ;
Max current:
0.1mA
BC05 0.1 to 1nF 1 to 10nF 10 to 100nF 100nF to 1μF 1 to 10μF – –
MODELS BR07 BC05
Accuracy 1% 3% (low residual capacitance)
Residual
Capacitance – 25pF (approx.)
Max Operating
Voltage – 300VDC, 230VAC (50Hz)
FEATURES
• Dual 0 to 30Vdc/0 to 2.5A outputs
•5.5V/5A output (Model AX503)
• Series and parallel operation
permit 0 to 60V or 0 to 5A output
• Low noise (<1mV ripple) and
stable linear technology for clean
output
• High efficiency toroidal
transformers: no fan and low
electromagnetic emissions
• Active protection against
overloads, short circuits and
overheating
• Unique variable tracking mode for
master/slave operation: slave or
master track proportionally to the
original setting
• Simultaneous display of voltage
and current
• Highly visible green (V) and
red (A) LED displays
•Compact design for bench tops
• Designed to EN 61010-1 safety
standards
Models AX502 & AX503
Models BR07 & BC05
IP
Rated
50
