Document Outline

• Limited Warranty
  • What does this warranty cover and how long does it last?
  • What will Xantrex do?
  • How do you get service?
  • What does this warranty not cover?
• Disclaimer
• Exclusions
• Information
• WARNING: Limitations on Use
• Information About Your Power Supply
• Release
• Power Supply Safety
• Warnings, Cautions, and Notes
  • Note
• About This Manual
• Main Sections
  • Section1 Features and Specifications
  • Section2 Installation and Configuration
  • Section3 Operation
  • Section4 Calibration
• Manual Revisions
  • Contents
    • Section 1. Features and Specifications
    • Section 2. Installation and Configuration
    • Section 3. Operation
    • Section 4. Calibration
• Section 1. Features and Specifications
  • Description
    • Figure 1.1 Sample Configuration using RS232 Interface
  • Features and Functions
    • Features
    • Programmable Functions
    • Readback Functions
  • Specifications
• Section 2. Installation and Configuration
  • Introduction
  • Initial Inspection
    • Figure 2.1 Power Supply Front Panel with RS-232 Interface Installed
    • Figure 2.2 RS-232 Interface Subplate
    • Figure 2.3 RS-232 Interface PCB
  • Basic Setup Procedure
  • Communications
    • Baud Rate Selection
    • Flow Control Selection
    • Software Flow Control
    • Hardware Flow Control
    • Connections
    • Transmit/ Receive Pin Selection
  • Remote/Local Operation
    • Remote/ Local Mode Startup
    • Remote Mode Operation
    • Local Mode Operation
    • Remote Enable (REM) Command
  • RS-232 Connection
    • Figure 2.4 RS-232 Connector (J4) Pinouts (default configuration)
  • Power Supply Settings
  • User Options and Settings
    • OVP Selection
    • TTL Shutdown
  • User Signals
    • Connector J21 User Signals
      • Figure 2.5 User Signals J21 Connector
      • Figure 2.6 J21 User Signal Connector Circuit Block Diagram
    • J21 Cable Connection
      • 1. Position the block no more than 5 cm (2") from the power supply end of the J21 user cable.
      • 2. Open the ferrite block housing.
      • 3. Loop the cable through the ferrite block. See Figure2.7, “J21 User Cable with Ferrite Block” ...
      • 4. Close the housing clip.
        • Figure 2.7 J21 User Cable with Ferrite Block
• Section 3. Operation
  • Introduction
  • RS-232 Operation
  • Command Syntax
    • Manual Conventions
    • Command Format and Parameters
      • Floating Point Number <float>
    • Command Strings
    • Command Terminators
    • Order
  • Command Summary
  • Command Reference
  • Accumulated Status, Status, and Fault Registers
    • 1. All mnemonics can be masked or unmasked.
    • 2. The error (ERR) bit is reset in the accumulated status, status, and serial poll registers with...
    • 3. The accumulated status register is cleared with an accumulated status query (ASTS?).
    • 4. A fault is cleared with a fault query (FAULT?).
  • Error Codes
  • Troubleshooting
    • Diagnostic LEDs
      • Computer Operating Properly (COP) LEDs
• Section 4. Calibration
  • Introduction
    • You can calibrate the RS-232 interface by adjusting the signal levels on the interface card so th...
    • You can calibrate the RS-232 Interface for:
    • The following equipment will be required to accurately calibrate your unit:
    • Calibrate the unit according to the following procedures, referring to “Command Reference” for mo...
    • The calibration procedures in this section are designed to be performed at an ambient temperature...
  • Voltage Mode Calibration
    • Voltage Calibration Setup
      • 1. Disconnect the load from the power supply which is to be calibrated.
      • 2. Connect a voltmeter across the power supply’s output terminals.
      • V
        • Figure 4.1 Voltage Calibration Setup
    • Voltage Program Calibration Procedure
      • 1. Set the power supply for calibration as in Figure4.1.
      • 2. Activate calibration mode by sending command CMODE ON or CMODE 1 to the power supply.
      • 3. Send command VLO;ILO to the power supply. Measure and record the output shown on the external...
      • 4. Send command VHI;IHI to the supply. Measure and record the output voltage as shown on the ext...
      • 5. Send the command VDATA<vlo>,<vhi> where <vlo> and <vhi> are the values read from the voltmete...
      • 6. Program the supply at various levels using the VSET command to confirm that the calibration wa...
      • 7. Turn off calibration mode by sending the command CMODEOFF or CMODE0 to the power supply.
    • Voltage Readback Calibration Procedure
      • 1. Set the power supply for calibration as in Figure4.1.
      • 2. Activate calibration mode by sending command CMODE ON or CMODE 1 to the power supply.
      • 3. Send command VRLO;IRLO to the power supply. Wait for the supply to settle. Measure and record...
      • 4. Send VRHI;IRHI to the supply. Wait for the supply to settle. Measure and record the output vo...
      • 5. Send the command VRDAT<vlo>,<vhi> where <vlo> and <vhi> are the values read from the voltmete...
      • 6. Use commands VSET and VOUT? commands to confirm that the calibration was successful and that l...
      • 7. Turn off calibration mode by sending the command CMODEOFF or CMODE0 to the power supply.
  • Current Mode Calibration
    • Current Calibration Setup
      • 1. Disconnect the load from the power supply to be calibrated.
      • 2. Connect a shunt across the supply's output terminals.
      • 3. Connect a voltmeter across the shunt.
      • V
        • Figure 4.2 Current Calibration Setup
    • Current Program Calibration Procedure
      • 1. Connect the shunt and voltmeter to the power supply as shown in Figure4.2.
      • 2. Activate calibration mode by sending command CMODEON or CMODE1 to the power supply.
      • 3. Send command ILO;VLO to the power supply. Measure and record the output shown on the external...
      • 4. Send command IHI;VHI to the supply Measure and record the output voltage shown on the externa...
      • 5. Calculate ILO and IHI from the voltages read from the external voltmeter and the shunt resista...
      • 6. Send the command IDATA<ilo>,<ihi> to the power supply. <ilo> and <ihi> are the current values...
      • 7. Program the supply at various levels using the ISET command to confirm that the calibration wa...
      • 8. Turn off calibration mode by sending the command CMODEOFF or CMODE0 to the power supply.
    • Current Readback Calibration Procedure
      • 1. Connect the current shunt and voltmeter to the power supply as shown in Figure4.2.
      • 2. Activate calibration mode by sending command CMODEON or CMODE1 to the power supply.
      • 3. Send command IRLO;VRLO to the power supply. Wait for the supply to settle. Measure and record...
      • 4. Send command IRHI;VRHI to the supply. Wait for the supply to settle. Measure and record the o...
      • 5. Calculate IRLO and IRHI from the voltages taken from the external voltmeter and the shunt resi...
      • 6. Send the command IRDAT<ilo>,<ihi> to the power supply. <ilo> and <ihi> are the current values...
      • 7. Program the supply at various levels using the ISET command to confirm that the calibration wa...
      • 8. Turn off calibration mode by sending the command CMODEOFF or CMODE0 to the power supply.
  • Over Voltage Protection (OVP) Calibration
    • We recommend that you perform OVP calibration every six months. Connecting a digital voltmeter as...
      • 1. Disconnect all loads from the power supply.
      • 2. Ensure that jumperJ2 on the interface PCB is CLOSED to enable remote OVP calibration (Jumper...
      • 3. Activate calibration mode by sending command CMODEON or CMODE1 to the power supply.
      • 4. Send the command OVCAL to the power supply. The ADDR LED will light during OVP calibration. Ca...
      • 5. Use the OVSET,OVSET?, and VSET commands to trip the OVP level, confirming that the calibratio...
      • 6. Turn off calibration mode by sending the command CMODEOFF or CMODE0 to the power supply.