The B & K Precision Model 1601 service manual provides detailed instructions on setting up, operating, and troubleshooting the solid-state regulated DC power supply, including information on controls, indicators, and various applications. It covers specifications such as output voltage and current ranges, features like overload protection and easy operation, and maintenance guidelines to ensure optimal performance.
Manual Overview
The B & K Precision Model 1601 service manual provides detailed guidance on troubleshooting, diagnostics, calibration, and board-level adjustments for the solid-state regulated DC power supply. The manual emphasizes a structured troubleshooting flow, beginning with checking output voltage and current settings using the dual meters, which allow simultaneous monitoring. Error diagnostics are facilitated by the OVERLOAD indicator, which lights up when the current limit is exceeded, prompting an automatic shutdown. The set/reset button is used to clear overload conditions and adjust the current limit without affecting external connections. Calibration involves using the fine adjustment control for current limit settings, adjustable from 5% to 100% of the selected range. The manual also includes board-level guidance, detailing the use of integrated circuits, silicon transistors, and diodes, which contribute to the power supply’s reliability and efficiency. The power supply features a mechanical stop to prevent voltage levels from exceeding 25 volts in the 0-25V range, ensuring safe operation.
Quick Issues Covered
- Diagnose power-up failures with overload indicator and reset button.
- Calibrate current limit without disturbing external load connections.
- Includes schematics for circuit tracing and troubleshooting.
Overview
The B & K Precision Model 1601 is a solid-state regulated DC power supply designed for laboratory-quality applications. It provides regulated DC voltage and current outputs ranging from 0 to 50 volts and 0 to 2 amperes. The manual covers specifications, features, introduction, controls and indicators, operating instructions, applications, circuit description, and maintenance. The power supply is suitable for powering transistorized and fully solid-state electronic equipment, and it is particularly useful for service technicians, factory technicians, engineers, laboratory technicians, and electronics instructors and students.
Specifications
- OUTPUT VOLTAGE O-SO VDC, continuously var- LINE REGULATION Maximum 0.1%. 0.02% typ-
- iable. Two ranges, 0-25 and ical, at output Voltage of 50
- 0-50 VDC. VDC and output current of 2
- O-2 amperes. Four ranges: amps from 105-125 VAC.
- OUTPUT CURRENT
- O-SO mA, 0-0.2A. 0-0.5A, and RIPPLE 5 millivolts peak-to-peak
- 0-2A. maximum.
- CURRENT LIMIT 5% to 100% of each current CURRENT DERATING 02 A/ °C above 25° C am-
- ADJUSTMENT range. bient. (2 A Range only).
- LOAD REGULATION Maximum 0.1%. typical SIZE 141/8"
- 0.07%. x 37/8" x 10” deep.
- NET WEIGHT 11 Ibs.
Controls & Indicators
The front-panel controls and indicators for the B & K Precision Model 1601 Solid State Regulated DC Power Supply include:
1. Current Meter: Measures actual output load current during normal operation and indicates current limit value when the set/reset button is pushed.
2. Current Range Switch: Selects range for current meter and coarse setting of current limit with positions for 0.05A, 0.2A, 0.5A, and 2A.
3. Earth and Chassis Ground Terminal: Provides grounding.
4. Push to Set/Reset Button: Connects current meter to read the current limit setting when fully depressed and resets overload circuit when released.
5. Overload Indicator: A red light that illuminates when the current limit is exceeded and the power supply output has shut down.
6. Power Indicator: Lights continuously while the power supply is turned on.
7. Standby-DC On Switch: Removes or applies power to output terminals and voltmeter, with standby and DC on positions.
8. Set Current Limit Control: Fine adjustment of current limit setting, adjustable from 5% to 100% of the selected range.
9. Positive Polarity Output Terminal: Provides positive output.
10. Negative Polarity Output Terminal: Provides negative output.
11. Voltmeter: Indicates power supply output voltage.
12. Meter Range Switch: Allows selection of meter range, including a 0-50V position.
13. Level Control: Turns off power supply at extreme counterclockwise rotation and adjusts output voltage with clockwise rotation.
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
Refer to the PDF for details.
Download MANUAL Service manual (PDF – 605.6 KB)
Bk-precision-1601-instruction-service manual: troubleshoot, calibrate, and service the 1601 model efficiently. PDF size: 605.6 KB.
- Brand: Bk-precision-1601-instruction-service
- Model: MANUAL
- Type: Service manual
- File size: 605.6 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
Download MANUAL service manual (PDF)
Bk-precision-1601 Instruction Service Manual Overview
The Bk-precision-1601 is a versatile digital multimeter designed for accurate measurement of electrical parameters in various electronic and electrical applications. This device is ideal for technicians, engineers, and hobbyists who require reliable readings of voltage, current, resistance, and other key metrics. The Bk-precision-1601 combines precision, durability, and ease of use, making it a valuable tool for troubleshooting, testing, and maintenance tasks.
Main Features and Specifications
- Measurement Functions: AC/DC Voltage, AC/DC Current, Resistance, Continuity, Diode Test
- Display: Large, clear digital LCD with backlight for easy reading
- Auto-ranging capability for quick and accurate measurements
- Data Hold function to freeze readings on the display
- Overload protection on all ranges to safeguard the device
- Battery operated with low battery indicator
- Compact and lightweight design for portability
Basic Usage and Operation Tips
Before using the Bk-precision-1601, ensure the device is powered with fresh batteries and the test leads are properly connected. Select the appropriate measurement mode and range for the parameter you intend to measure. Always start with the highest range if unsure to prevent damage. Use the data hold feature to capture readings when working in difficult positions. When measuring current, connect the test leads in series with the circuit and never exceed the specified current limits.
Troubleshooting and Maintenance
If the multimeter displays erratic readings or fails to power on, check the battery condition and replace if necessary. Inspect test leads for damage or wear and replace if faulty. Clean the device exterior with a soft, dry cloth and avoid exposure to moisture or extreme temperatures. If the device experiences persistent errors, consult the service manual for detailed diagnostics and repair procedures.
Safety Reminder
Always observe proper safety precautions when using the Bk-precision-1601. Avoid measuring voltages or currents beyond the specified limits. Do not use the device in explosive atmospheres or wet environments. Disconnect power before testing resistance or continuity. Use insulated test leads and keep fingers behind the probe guards to prevent electric shock. Proper handling ensures safe and reliable operation.