The Sorensen (Ametek) DHP 100-20 is a high-power programmable DC power supply from the digital DHP series. Delivering up to 100 V and 20 A of output, it offers 2 kW of clean, configurable power with a unique modular design. It features extensive front-panel digital diagnostics, comprehensive protection circuitry, standard RS-232 communication, and optional GPIB capability, making it ideal for robust automated test equipment (ATE) and laboratory environments.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | RS-232 (standard), GPIB (IEEE-488) (optional) |
| Display | Digital display showing rating, output power, voltage, current, set points, limits, input voltage, inlet temperature, and diagnostics |
Physical
| Parameter | Value |
|---|---|
| Operating Temperature | 0 to 50 °C |
| Dimensions (W×H×D) | 483 x 133 / 222 / 311 (power dependent) x 610 mm |
| Weight | 34 / 64 / 95 kg (power dependent) |
Output Specifications
| Parameter | Value |
|---|---|
| Rated Output Voltage Range | 0 - 100 V |
| Rated Output Current Range | 0 - 20 A |
| Maximum Output Power | 2000 W |
Control and Interface
| Parameter | Value |
|---|---|
| External Shutdown Input | Inhibits the output via external command |
| Front Panel Controls | Up/down arrows for controlling voltages, current, and step changes |
| Front Panel Lockout | Disables most front panel controls during remote operation |
| Standard Digital Interface | RS-232 |
| Optional Digital Interface | GPIB (IEEE-488) |
Protection and Diagnostics
| Parameter | Value |
|---|---|
| Overcurrent Protection (OCP) | Yes |
| Overvoltage Protection (OVP) | Yes |
| Overtemperature Protection (OTP) | Yes |
| Soft Start | Yes |
| Brown Out Protection | Yes |
| Short Circuit Protection | Yes |
| Diagnostic Fault Status | Diagnostics fault status summary on front panel |
Monitoring and Diagnostics
| Parameter | Value |
|---|---|
| Display Parameters - Power Supply Rating | Yes |
| Display Parameters - Output Power | Yes |
| Display Parameters - Output Voltage | Yes |
| Display Parameters - Output Current | Yes |
| Display Parameters - Set Points & Limits | Displays all power, voltage, and current set points and limits |
| Display Parameters - AC Input Voltage | Displays present and highest AC input voltage |
| Display Parameters - Air Inlet Temperature | Displays present and highest air inlet temperature |
| Display Parameters - Sequence Settings | Displays power and auto-step sequence settings |
| Display Parameters - Calibration Setup | Yes |
| Display Parameters - Remote Setup | Yes |
Performance
| Parameter | Value |
|---|---|
| Voltage Line Regulation | 0.1% of max rating |
| Voltage Load Regulation | 0.1% of max rating |
| Current Line Regulation | 0.1% of max rating |
| Current Load Regulation | 0.15% of max rating |
| Voltage Stability | 0.05% of max rating over 8 hours after 30-minute warm-up |
| Voltage Temperature Coefficient | 0.02% of max rating per °C |
| Current Temperature Coefficient | 0.03% of max rating per °C |
Environmental
| Parameter | Value |
|---|---|
| Storage Temperature Range | -25 °C to +85 °C |
Technology
Switching programmable DC power supply
Applications
Test and measurement, ATE systems, laboratory power, and industrial automation
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