Valhalla Scientific Inc. 2724A Other
Manufacturer:
Model:
2724A
Date:
Category:
Group:
Description:
PROGRAMMABLE RESISTANCE STANDARD
Service and User Manual
Manual type:
Service and User Manual
Pages:
110
Size:
3.94 Mbytes (4126306 Bytes)
Language:
english
Revision:
Manual ID:
Date:
Quality:
Scanned document, all readable.
Upload date:
2017 04 14
MD5:
b57f80ff4b0c1c56f3ca4604950c39de
Downloads:
796

Information

SECTION I: UNPACKING AND INSTALLATION Introduction Inspection Line Voltage/Fuse Selection Bench Use Rack Mounting Safety Precautions SECTION II: SPECIFICATIONS General 2724A Active Slow-Mode Specifications 2724A Active Fast-Mode Specifications 2724A CPR Mode Specifications (Slow or Fast) Miscellaneous Specifications Environmental and Physical Specifications SECTION III: OPTIONAL EQUIPMENT 3-1 Standard Accessories 3-2 Available Options SECTION IV: FRONT PANEL CONTROLS General POWER Section STEP CONTROL Section Display Window IEEE-488 Indicator LOW CURRENT Indicator Standard Keypad Special Function Keys OUTPUT Terminals General REAR OUTPUT Terminals Calibration Keyswitch IEEE-488 CONNECTOR Fuseholder Line Voltage Selector AC Line Receptacle SECTION VI: MANUAL OPERATION SECTION VIII: ROUTINE MAINTENANCE General Periodic Maintenance Calibration Notes Standard 2724A Calibration Procedure 2724A CPR Calibration Procedure Calibration Via the GPIB Figure 8-1. Calibration Equipment Connections SECTION IX: THEORY OF OPERATION 9-1 Troubleshooting 9-2 Functional Descriptions 9-3 Detailed Circuit Descriptions Figure 9-1. "Active Ohms" Block Diagram SECTION X: SPECIAL PROCEDURES 10-1 General 10-2 Non-DC Test Currents 10-3 Using the 2724A with a Wheatstone Bridge 10-4 Using the 2724A with High Resistance Meters 10-5 Using the 2724A with Active-Feedback Current Sources 10-6 Line Noise Pick-Up 10-7 Thermal Voltage Offset Errors Figure 10-1. Wheatstone Bridge Errors SECTION XI: MANUAL CHANGES AND ADDENDUMS SECTION XII: PARTS LISTS SECTION XIII: DRAWINGS AND SCHEMATICS

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