The Keysight 60501B (formerly Agilent / HP) is a 150-watt DC electronic load module designed for use with the 6050A and 6051A DC electronic load mainframes. It is ideal for evaluating DC power sources and power components in research and development, production testing, and incoming inspection environments. The module offers versatile constant current, constant voltage, and constant resistance modes, as well as transient operation capabilities and analog voltage programming.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB (via mainframe) |
| Display | None (uses mainframe display) |
| Power Derating | Linearly from 150 W at 40 °C to 112.5 W at 55 °C |
Physical
| Parameter | Value |
|---|---|
| Power Supply | Powered by mainframe backplane |
| Operating Temperature | 0 to 55 °C |
| Dimensions (W×H×D) | 73 mm × 178 mm × 444 mm |
| Weight | 3.2 |
Input Ratings
| Parameter | Value |
|---|---|
| Maximum Power | 150 W |
| Maximum Input Voltage | 60 V |
| Maximum Input Current | 30 A |
| Minimum Operating Voltage | 3 V (at full current) |
Constant Current (CC) Mode
| Parameter | Value |
|---|---|
| Constant Current Mode Ranges | 0 to 3 A; 0 to 30 A |
| CC Low Range Max Value | 3 A |
| CC High Range Max Value | 30 A |
| CC Low Range Programming Accuracy | 0.1% + 7.5 mA |
| CC High Range Programming Accuracy | 0.15% + 45 mA |
| CC Low Range Programming Resolution | 0.75 mA |
| CC High Range Programming Resolution | 7.5 mA |
| CC Load Regulation | 5 mA |
| CC Line Regulation | 2 mA |
| CC Low Range Tempco | 100 ppm/°C + 0.4 mA/°C |
| CC High Range Tempco | 100 ppm/°C + 3 mA/°C |
Constant Voltage (CV) Mode
| Parameter | Value |
|---|---|
| Constant Voltage Mode Range | 0 to 60 V |
| CV Programming Accuracy | 0.1% + 40 mV |
| CV Programming Resolution | 15 mV |
| CV Load Regulation | 10 mV |
| CV Line Regulation | 5 mV |
| CV Tempco | 100 ppm/°C + 4 mV/°C |
Constant Resistance (CR) Mode
| Parameter | Value |
|---|---|
| Constant Resistance Mode Ranges | 0.067 to 2 Ohms; 2 Ohms to 2 kOhms; 20 Ohms to 10 kOhms |
| CR Range 1 Min/Max Values | 0.067 to 2 Ohms |
| CR Range 2 Min/Max Values | 2 Ohms to 2 kOhms |
| CR Range 3 Min/Max Values | 20 Ohms to 10 kOhms |
Transient Operation
| Parameter | Value |
|---|---|
| Transient Frequency Range | 0.25 Hz to 10 kHz |
| Low Range Slew Rate | 0.0008 A/µs to 0.08 A/µs |
| High Range Slew Rate | 0.008 A/µs to 0.8 A/µs |
Measurement Readback (Telemetry)
| Parameter | Value |
|---|---|
| Voltage Readback Resolution (GPIB) | 17 mV |
| Voltage Readback Resolution (Front Panel) | 20 mV |
| Current Readback Resolution (GPIB) | 9 mA |
| Current Readback Resolution (Front Panel) | 10 mA |
| Voltage Readback Accuracy (GPIB) | 0.05% + 45 mV |
| Voltage Readback Accuracy (Front Panel) | 0.05% + 60 mV |
| Current Readback Accuracy (GPIB, 3 A Range) | 0.07% + 4.5 mA |
| Current Readback Accuracy (GPIB, 30 A Range) | 0.1% + 35 mA |
| Current Readback Accuracy (Front Panel, 3 A Range) | 0.07% + 6 mA |
| Current Readback Accuracy (Front Panel, 30 A Range) | 0.1% + 45 mA |
Ripple and Noise (PARD)
| Parameter | Value |
|---|---|
| Current Ripple and Noise (PARD, rms) | 2 mA |
| Current Ripple and Noise (PARD, peak-to-peak) | 20 mA |
Protection Features
| Parameter | Value |
|---|---|
| Over-Voltage Protection (OVP) | Yes |
| Over-Current Protection (OCP) | Yes |
| Over-Power Protection (OPP) | Yes |
| Over-Temperature Protection (OTP) | Yes |
| Reverse Polarity Protection | Yes (with reverse diode capability) |
System Connectivity & Interfaces
| Parameter | Value |
|---|---|
| Mainframe Compatibility | Keysight / Agilent / HP 6050A, 6051A |
| Module Slot Width Requirement | 1 slot (single-width) |
Environmental & Safety
| Parameter | Value |
|---|---|
| Isolation Voltage (Input to Chassis) | ±240 VDC |
| Storage Temperature Range | -40°C to +75°C |
Analog Monitor and Programming
| Parameter | Value |
|---|---|
| Current Monitor Output Range | 0 to 10 V |
| Voltage Monitor Output Range | 0 to 10 V |
| Current Monitor Accuracy | ±(0.5% + 15 mV) |
| Voltage Monitor Accuracy | ±(0.5% + 30 mV) |
| External CC Programming Input Range | 0 to 10 V |
| External CV Programming Input Range | 0 to 10 V |
| External CC Programming Accuracy | ±(1.2% + 150 mA) on 30 A range, ±(1.2% + 15 mA) on 3 A range |
| External CV Programming Accuracy | ±(0.8% + 120 mV) |
Remote Sensing
| Parameter | Value |
|---|---|
| Remote Sense Max Lead Drop | 2 V per load lead |
Constant Resistance Mode Accuracy
| Parameter | Value |
|---|---|
| CR Mode Range 1 Accuracy | ±(3% + 0.01 S) |
| CR Mode Range 2 Accuracy | ±(3% + 0.2 mS) |
| CR Mode Range 3 Accuracy | ±(3% + 0.02 mS) |
Transient Generator
| Parameter | Value |
|---|---|
| Transient Generator Duty Cycle Range | 3% to 97% (0.25 Hz - 1 kHz), 10% to 90% (1 kHz - 10 kHz), 20% to 80% (10 kHz - 20 kHz) |
| Transient Generator Duty Cycle Resolution | 1% |
| Transient Generator Frequency Accuracy | 3% |
Performance
| Parameter | Value |
|---|---|
| Minimum Voltage for Full Current | 3.0 V at 30 A |
| Input Capacitance (nominal) | 1.1 µF |
| Input Resistance (disabled) | 150 kΩ |
| Warm-up Time | 30 minutes |
Protections
| Parameter | Value |
|---|---|
| OCP Programming Range | 0.15 A to 31.5 A |
| OCP Programming Resolution | 0.12 A |
| OCP Programming Accuracy | 3% + 0.35 A |
| OPP Programming Range | 1.5 W to 157.5 W |
| OPP Programming Resolution | 0.6 W |
| OPP Programming Accuracy | 3% + 2.5 W |
| OVP Programming Range | 1 V to 65 V |
| OVP Programming Resolution | 0.26 V |
| OVP Programming Accuracy | 3% + 0.6 V |
Constant Resistance Mode
| Parameter | Value |
|---|---|
| CR Range 1 Programming Resolution (GPIB) | 8 mS |
| CR Range 2 Programming Resolution (GPIB) | 80 μS |
| CR Range 3 Programming Resolution (GPIB) | 1.6 μS |
| CR Range 1 Programming Resolution (Front Panel) | 40 mS |
| CR Range 2 Programming Resolution (Front Panel) | 0.4 mS |
| CR Range 3 Programming Resolution (Front Panel) | 8 μS |
Technology
DC Electronic Load Module
Applications
Evaluation and testing of DC power sources, batteries, and electronic components