The manual for the BX Precision Model 1785B, 1786B, 1787B, and 1788 Programmable DC Power Supplies covers setup procedures such as preliminary and output checkouts, as well as instructions for adjusting the carrying handle and rack mounting the instrument. It also provides detailed guidance on front-panel and remote operations, calibration processes, and troubleshooting steps if the power supply does not turn on.
Manual Overview
The BX Precision Model 1785B to 1788B programmable DC power supplies manual provides detailed guidance on troubleshooting, error codes, diagnostics, calibration, and board-level adjustments. For troubleshooting, the manual outlines a flow for preliminary and output checks, including voltage and current output verification. If the power supply fails to turn on, specific steps are provided to diagnose and resolve the issue. Error codes and diagnostics are crucial for identifying operational issues, and the manual includes a section on display annunciators to aid in this process. Calibration procedures are detailed in Chapter 5, covering both voltage and current calibration, and instructions for resetting to default settings. For board-level guidance, the manual emphasizes the importance of safety precautions, especially concerning electric shock protection, and specifies that service should only be performed by qualified personnel. The manual also includes instructions for remote operation and communication settings, which are essential for integrating the power supplies into larger systems.
Quick Issues Covered
- Diagnose power-up failures if the power supply won't turn on.
- Calibrate voltage and current for accurate output settings.
- Use schematics for circuit tracing and troubleshooting.
Overview
The BX Precision 1785B – 1788 Series are high performance, single-output programmable DC power supplies equipped with a communication interface. They are designed to offer versatile solutions for design and test requirements, featuring both bench-top and system capabilities. Key features include a VFD display, adjustable and constant voltage/current outputs, high accuracy, low ripple and noise, and protection mechanisms such as limit voltage and over current/temperature protection. The power supplies also allow for series or parallel operation with additional units.
Specifications
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Controls & Indicators
Refer to the PDF for details.
Installation / Setup
Refer to the PDF for details.
Operation
Refer to the PDF for details.
Troubleshooting & Error Codes
Refer to the PDF for details.
Safety & Warnings
Please review the following safety precautions before operating the equipment. The product is intended for use by qualified personnel who recognize shock hazards and are familiar with the necessary safety precautions to avoid possible injury. Operators must be protected from electric shock at all times, and the responsible body must ensure that operators are prevented from accessing or being exposed to every connection point. If the circuit operates at or above 1000 volts, no conductive part of the circuit may be exposed. Operators must be trained in electrical safety procedures and proper use of the instrument. Service should only be performed by qualified service personnel. Connect the product to safety earth ground using the wire recommended in the Wavetek Model 278.
Download 2 Manual (PDF – 731.3 KB)
Bk-precision-1785b-1786b-1787b-1788 manual guides technicians in troubleshooting and calibrating power supply models. File size: 731.3 KB.
- Brand: Bk-precision-1785b-1786b-1787b-1788-instruction-manual
- Model: 2
- Type: Manual
- File size: 731.3 KB
Overview
Brief overview of the product.
Specifications
- Key spec 1
- Key spec 2
Controls & Indicators
Control panel/button layout.
Installation / Setup
- Step 1…
- Step 2…
Operation
Basic usage, modes, cycles.
Troubleshooting & Error Codes
| Issue / Code | Fix |
|---|---|
| Example | How to fix… |
Safety & Warnings
- Important warning…
Downloads
Bk-precision-1785b-1786b-1787b-1788 Instruction Manual Overview
The Bk-precision-1788 is a versatile digital multimeter designed for precise electrical measurements in both professional and hobbyist environments. This device provides accurate readings of voltage, current, resistance, and continuity, making it an essential tool for troubleshooting, testing, and repairing electronic circuits and equipment.
Main Features and Specifications
- Measurement Functions: AC/DC Voltage, AC/DC Current, Resistance, Continuity, Diode Test
- Display: Large backlit LCD for easy reading in low light conditions
- Auto and Manual Ranging for flexible measurement options
- Data Hold and Max/Min recording capabilities
- Overload protection on all ranges to prevent damage
- Low battery indicator for timely battery replacement
- Compact and lightweight design with a durable casing
- Battery Powered for portability and convenience
Basic Usage and Operation Tips
Before use, ensure the multimeter’s battery is fully charged and the test leads are properly connected. Select the appropriate measurement mode and range for your application. When measuring voltage or current, always connect the test leads in parallel or series respectively, and observe polarity to avoid incorrect readings. Use the data hold feature to freeze the display when needed, and switch off the device after use to conserve battery life.
Troubleshooting and Maintenance
If the multimeter displays erratic readings or fails to power on, check the battery and replace it if necessary. Inspect test leads for damage or wear and replace them if faulty. Clean the device exterior with a soft, dry cloth and avoid exposure to moisture or extreme temperatures. Regularly verify calibration by comparing measurements with a known standard to maintain accuracy.
Safety Reminder
Always follow standard electrical safety procedures when using the Bk-precision-1788. Do not exceed the maximum input limits specified in the manual. Avoid measuring live circuits with damaged test leads or if the multimeter casing is compromised. Use caution when working with high voltages to prevent electric shock or injury.