The manual for the BK Precision Model 1711 DC Power Supply provides detailed instructions on setup, operation, and troubleshooting, including information on voltage and current adjustments, safety precautions, and maintenance procedures. It covers features such as constant voltage and current operation, overload protection, and reverse polarity protection, with guidance on connecting multiple power supplies in series or parallel.
Manual Overview
The B+K Precision Model 1711 DC Power Supply manual provides detailed guidance on troubleshooting, diagnostics, calibration, and board-level adjustments. The power supply offers a 0-60V and 0-2A output, with adjustable current limits from 5% to 100% of maximum output. The unit automatically switches between constant voltage (CV) and constant current (CC) modes, with LED indicators for each mode. Troubleshooting involves checking the LED indicators and ensuring proper settings of the coarse and fine voltage controls, as well as the current control. Error diagnostics focus on monitoring the output through the built-in meters, which display voltage and current values. Calibration involves adjusting the coarse and fine controls to achieve the desired output, while ensuring the high-low switch is correctly set for the required current range. The manual emphasizes the importance of reverse polarity protection and current limiting to prevent damage. For board-level guidance, the manual advises on connecting the power supply in series or parallel configurations for extended voltage or current output, ensuring proper use of balancing resistors.
Quick Issues Covered
- Diagnose power-up failures with voltage and current metering.
- Calibrate voltage output using coarse and fine controls.
- Use schematics for circuit tracing and fault isolation.
Overview
The B+K Precision Model 1711 is a DC power supply designed to provide a high-quality, general-purpose DC power source. It offers an output of 0-60 volts and 0-2 amps, with adjustable coarse and fine controls for precise voltage settings. The power supply features two current ranges for improved current settability and meter resolution, and it includes two large panel-mounted meters for continuous monitoring of output voltage and current. The Model 1711 is suitable for various applications, including constant voltage or constant current operations, and it includes features such as reverse polarity protection, overload protection, and isolated output. The unit is designed for use in a wide range of electrical and electronics applications, including service shops, engineering labs, production testing, school laboratories, and home use by hobbyists.
Specifications
- OUTPUT VOLTAGE
- 0 to 60 VDC, coarse and fine adjustment
- OUTPUT CURRENT
- High Range — 0 to 2A
- Low Range — 0 to 0.5 A
- VOLTAGE REGULATION
- Line (108-132) 0.01% +3 mV
- Load (no load to full load) 0.01% +5 mV
- Recovery Time <100 µs typical
- Ripple Voltage RMS <1 mV
- Temperature Coefficient 0° to +40°C = 300 PPM/°C
- CONSTANT CURRENT OPERATION
- Adjustable Current Limits 5% to 100%
- Current Regulation Line (108-132 V) 0.2% +3 mA
- Load 0.2% +3 mA
- Current Ripple <3 mA typical
- METERING
- Voltmeter Range 0-64V
- Accuracy ±2.5%
- Ammeter Hi Range 0-2.2A
- Lo Range 0-0.55A
- POWER REQUIREMENTS
- Domestic: 120 VAC ±10%, 60 Hz
- International: 120, 220, 230, 240 VAC ±10%, 50/60 Hz
- POWER CONSUMPTION
- Approximately 210 Watts or less at full load
- PROTECTION
- Reverse polarity protection; current limiting
- TEMPERATURE RANGE
- Operation 0° to +25° C 75% R.H., Full Load
- +25°C to +40°C 75% R.H. Partial Load
- Maximum Current derated 0.05 A per degree C above +25°C
- Storage -15° to +70° C 85% R.H.
- DIMENSIONS (H x W x D)
- 6.5 x 5.5 x 12.5
- WEIGHT
- 12 lb
- ACCESSORIES SUPPLIED
- Spare Fuse
- Instruction Manual
Controls & Indicators
The front-panel controls and indicators for the Model 1711 DC Power Supply are as follows:
1. Indicators:
– C.C. (Constant Current) Indicator: Red LED lights in constant current mode.
– C.V. (Constant Voltage) Indicator: Green LED lights in constant voltage mode.
2. Voltage Controls:
– Coarse Control: For coarse adjustment of output voltage.
– Fine Control: For fine adjustment of output voltage.
3. Current Controls:
– CURRENT Control: Adjusts current limit in constant voltage mode and constant current value in constant current mode. The adjustment range is determined by the High-Low switch.
4. High-Low Switch:
– High position selects high current range (0 to 2A), and the value is read on the top meter scale of the A meter.
– Low position selects low current range (0 to 0.5A), and the value is read on the bottom meter scale of the A meter.
5. Power Controls:
– ON-OFF Switch.
6. Output Terminals:
– “+” Terminal (Red): Positive polarity output terminal.
– ” ” Terminal (Green): Earth and chassis ground.
– “-” Terminal (Black): Negative polarity output terminal.
7. Meters:
– A Meter: Reads output current in amperes. Use the top scale when the High-Low switch is set to High, and the bottom scale when the switch is set to Low.
– V Meter: Reads output voltage on a 0 to 64 V scale.
Installation / Setup
Refer to the PDF for details.
Operation
The manual provides operating instructions for the Model 1711 DC Power Supply, which can be used in both constant voltage and constant current modes. The power supply offers a voltage range of 0-60V and a current range of 0-2A, with adjustable settings for precise control. It features coarse and fine controls for voltage adjustment, and a high-low switch for selecting current ranges, enhancing current settability and meter resolution. The unit automatically switches between constant voltage and constant current modes based on load conditions, with LED indicators showing the current mode of operation. The output is isolated from the chassis and earth ground, allowing flexible connections. The power supply also includes overload and reverse polarity protection to safeguard both the device and the equipment being powered.
Troubleshooting & Error Codes
Refer to the PDF for details.
Safety & Warnings
Refer to the PDF for details.
Download MANUAL Manual (PDF – 749.0 KB)
Bk-precision-1711-instruction manual: assists technicians in troubleshooting and calibrating the 1711 model. File size: 749.0 KB.
- Brand: Bk-precision-1711-instruction
- Model: MANUAL
- Type: Manual
- File size: 749.0 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-1711-instruction MANUAL Overview
The Bk-precision-1711 is a versatile digital multimeter designed for accurate measurement of electrical parameters such as voltage, current, and resistance. Ideal for both professional technicians and hobbyists, this device offers reliable performance for troubleshooting, testing, and maintenance of electronic circuits and electrical systems.
Main Features and Specifications
- Measurement Functions: AC/DC Voltage, AC/DC Current, Resistance, Continuity, Diode Test
- Display: Large backlit LCD with clear readouts
- Measurement Range: Up to 600V for voltage, 10A for current
- Auto and Manual Ranging Modes
- Data Hold and Relative Measurement Functions
- Overload Protection on all ranges
- Compact and ergonomic design with durable casing
- Battery Operated with Low Battery Indicator
Basic Usage and Operation Tips
Before using the Bk-precision-1711, ensure the device is powered on and the test leads are properly connected. Select the appropriate measurement mode and range for your task. When measuring voltage or current, always connect the test leads in parallel or series respectively with the circuit under test. Use the data hold feature to freeze readings for easier analysis. Avoid switching modes while probes are connected to a live circuit to prevent damage.
Troubleshooting and Maintenance
If the multimeter displays erratic readings or no display, check the battery and replace it if necessary. Inspect test leads for damage or wear and replace if faulty. Clean the device with a soft, dry cloth and avoid exposure to moisture or extreme temperatures. If the device does not power on, verify the battery installation and ensure the battery contacts are clean. For persistent issues, consult the full manual or contact authorized service centers.
Safety Reminder
Always observe proper safety precautions when working with electrical equipment. Do not exceed the specified input limits to avoid electric shock or damage to the multimeter. Use insulated test leads and avoid contact with live circuits. Disconnect power before changing settings or replacing batteries. Keep the device away from water and flammable materials to ensure safe operation.