The manual for the CRT Adapter with Precision CR-40 provides detailed information on the wiring scheme, dimensions, and compatibility with B & K-Precision models 467 and 470, as well as instructions for maintaining an up-to-date setup chart through a subscription service. It also includes contact information for factory service operations in Chicago, Illinois, for troubleshooting and subscription inquiries.
Manual Overview
The Bk MANUAL provides detailed guidance for troubleshooting, error diagnostics, and calibration of CRT adapters, specifically the CR-40 model used with B & K-Precision Models 467 and 470. Troubleshooting involves following a systematic flow to identify issues, starting with checking the wiring scheme and ensuring correct pin connections as per the provided pin color and receptacle guide. Error codes and diagnostics are not explicitly listed, but technicians are advised to verify connections and dimensions against specified nominal values for accurate diagnostics. Calibration and adjustments require adherence to the specified dimensions for keyway width and depth, and pin circle diameter to ensure proper fit and function. Board-level guidance includes verifying the angular pin and keyway spacing to maintain alignment. For ongoing updates and new CRT types, technicians are encouraged to subscribe to the B & K-Precision chart mailing service, available biannually. For further assistance, technicians can contact the Factory Service Operations in Chicago, Illinois.
Quick Issues Covered
- Diagnose CRT adapter wiring issues with socket pin color codes.
- Resolve power-up failures in B&K-Precision Models 467, 470.
- Trace circuits using detailed CRT adapter schematics and wiring schemes.
Overview
CRT ADAPTER witPRECISION CR-40 is used with B & K-Precision Models 467 and 470. It includes a wiring scheme for a CRT nylon socket with various pin color receptacles. The product fits CRT dimensions with specified pin circle diameter, post diameter, keyway width, and depth. It is recommended to subscribe to the B & K-Precision chart mailing service for updates on CRT types.
Specifications
- SOCKET(LESS WIRES)— 749-I!12-9-O0I WIRING SCHEME
- PIN COLOR TACLE
- 1 WHT 12
- 2 keyway —
- 3 N.C. —
- 4 BLU 9
- 5 ORG 6
- 6 YEL 7
- 7 RED 3
- 8 BLK 1
- 9 BRN 2
- 10 GRN 8
- 11 keyway —
- FITS CRT DIMENSIONS:
- A = pin circle diameter 12.00 mm/0.472" nom.
- a = angular pin spacing (pins 4 – 10)
- al = angular keyway spacing 30.5°
- a2 = angular pin spacing (pins 3 & 4) 46°
- B = post diameter 7.5 mm/0.295" nom.
- C = keyway width 1.2 mm/0.047" nom.
- D = keyway depth 4.2 mm/0.165" nom.
- Used with B & K-Precision Models: 467, 470
- TUBE HEATER
- TYPE VOLTAGE
- 330A DB22 6.3
- 330W B22 6.3
- A20JKU10X 4.5
Controls & Indicators
Refer to the PDF for details.
Installation / Setup
The source provides a wiring scheme for the CRT adapter with specific pin color assignments and dimensions for fitting CRTs. It includes details on the pin circle diameter, post diameter, keyway width, and keyway depth. Additionally, it mentions the importance of subscribing to a chart mailing service to keep setup charts up-to-date. However, it does not provide specific information on installation, clearances, calibration, or other prerequisites.
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 Manual (PDF – 263.7 KB)
Bk-precision-cr-40-instruction MANUAL: Guide for technicians to troubleshoot and calibrate the CR-40 model. File size: 263.7 KB.
- Brand: Bk-precision-cr-40-instruction
- Model: MANUAL
- Type: Manual
- File size: 263.7 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-cr-40-instruction MANUAL Overview
The Bk-precision-cr-40-instruction Model -40- is a versatile and reliable piece of technical equipment designed for precise measurement and testing applications. Ideal for laboratory, industrial, and educational use, this device offers accurate readings and robust performance to support a wide range of electrical testing needs.
Main Features & Specifications
- High-precision measurement capabilities with a resolution up to 0.01 units
- Wide measurement range suitable for voltage, current, and resistance testing
- Compact and durable design for easy portability and long-term use
- Clear digital display for easy reading of results
- Auto-calibration function to maintain accuracy over time
- Multiple input protection to prevent damage from overloads
- Battery-powered operation with low power consumption
Basic Usage and Operation Tips
Before using the Bk-precision-cr-40-instruction Model -40-, ensure the device is properly calibrated and the batteries are fully charged. Connect the test leads securely to the device and the circuit under test. Select the appropriate measurement mode using the function selector dial. Always start measurements at the highest range to prevent damage, then adjust to a lower range for more precise readings. After use, turn off the device to conserve battery life.
Troubleshooting and Maintenance
If the device fails to power on, check the battery condition and replace if necessary. In case of inaccurate readings, perform the auto-calibration procedure as outlined in the manual. Inspect the test leads regularly for any signs of wear or damage and replace them if needed. Keep the device clean by wiping it with a soft, dry cloth; avoid using harsh chemicals or solvents. Store the device in a dry, dust-free environment to prolong its lifespan.
Safety Reminder
Always observe standard electrical safety precautions when operating the Bk-precision-cr-40-instruction Model -40-. Do not exceed the maximum input ratings to avoid electric shock or device damage. Use insulated test leads and avoid working on live circuits whenever possible. Ensure hands are dry and the work area is free of conductive materials. Proper handling and adherence to safety guidelines will help prevent accidents and ensure reliable operation.