Agilent/Keysight 59511A Polarity Reversal Relay Device

The Agilent/Keysight 59511A Polarity Reversal Relay Device is a remote-controlled accessory designed to switch DC power outputs for test and measurement applications. This device integrates with DC power supplies to enable polarity reversal of their outputs, offering enhanced control and protection for loads during testing. It features an internal microprocessor that sequences the switching of power and sense leads, which helps to minimize voltage overshoots and protect the connected load. The 59511A can be controlled via a GPIB port when used with compatible Agilent system power supplies, or through a TTL port for other applications. It is designed to be used with any DC power supply within specified voltage and current limits.

### Technical Specifications

* **Power Handling:**
* Can be used with any DC power supply within specified voltage and current limits.
* Specific operating ranges mentioned include: 200 V at 20 A, 120 V at 30 A, or 48 V at 60 A DC.
* **Floating Voltage:**
* Input to output: 200 VDC.
* Input or output to ground: 500 VDC.
* TTL control to ground: 240 VDC.
* **Relay Specifications:**
* DC Voltage Drop (at 60 A): 0.5 V maximum on each relay, measured between IN and OUT terminals.
* **Switching Capabilities:**
* Switches one power supply output per unit.
* Sequences power and sense leads to minimize voltage overshoots.
* Can be configured to switch DC power to multiple test fixtures.
* Provides an additional layer of protection in fault conditions requiring emergency shutdown.
* Facilitates DC output polarity reversal.
* **Control Interface:**
* GPIB port control when used with appropriately configured Agilent system power supplies.
* TTL port control for other applications.
* **AC Input:**
* Configurable for 100, 120, 200, or 240 VAC (–13%, +6%) at 48 to 63 Hz.
* **Maximum Input Power:** 60 VA.
* **Settling Time (TTL control):**
* Connect: 440 ms.
* Disconnect: 160 ms.
* Polarity Reversal: 600 ms.
* **Physical Dimensions:** 185.4 mm W x 130.6 mm H x 198.6 mm D.
* **Weight:**
* Net: 3.6 kg (8 lb).
* Shipping: 5.0 kg (11 lb).
* Shipping with Rack Mount Kit (Option 850): 5.5 kg (12 lb).

### Interfaces

* **Control:** GPIB (with compatible Agilent power supplies), TTL.
* **AC Input:** Configurable for 100, 120, 200, or 240 VAC.

### Physical Characteristics

* **Dimensions:** 185.4 mm W x 130.6 mm H x 198.6 mm D.
* **Mounting:** Can be mounted on any of three sides to a flat surface using provided PEM fasteners. Rack Mount Kit (Option 850) available for easier rack mounting. Mounting orientation is within ±10° from vertical.
* **Weight:** Net weight of 3.6 kg (8 lb).

### Compatibility

* Designed to be used with Agilent system power supplies, particularly models like the 603xA series.
* Can be used with any DC power supply within its voltage and current limits.
* When used with Agilent 603xA power supplies, control can be achieved through the power supply’s GPIB port.
* For other applications, control is managed via a TTL port.
* The internal microprocessor sequences power and sense leads, providing protection for the load.
* When used with Agilent 603xA power supplies, the relay accessory incorporates a filter that can improve output noise performance at the AOUT/BOUT terminals.
* Requires proper grounding as a Safety Class 1 instrument to minimize shock hazard.

### Applications

The Agilent/Keysight 59511A Polarity Reversal Relay Device is suitable for applications requiring controlled switching of DC power, including:
* Circuit testing.
* Instrumentation control.
* Automation systems.
* Switching DC power to multiple test fixtures.
* Providing enhanced load protection during fault conditions.

Why Choose Aumictech for the Agilent/Keysight 59511A Polarity Reversal Relay Device?
At Aumictech, we specialize in supplying high-performance test and measurement equipment. Whether you need reliable DC power switching, precise polarity reversal for your test setups, or enhanced load protection, our team ensures the Agilent/Keysight 59511A delivers maximum performance for your application.