Related Manuals for Rotek 811A
Summarization of Contents
1.0 General Information
1.1 Description
Details the Series 800 calibrators' functions, voltage/current ranges, and phase control.
1.2 Models and Options
Lists and describes different models like 800A, 811A, 800AE, and 811AE.
1.3 Specifications
Presents detailed technical specifications for voltage and current outputs, frequency, and power.
2.0 Operating Instructions
2.1 Power Requirements
Specifies the AC power sources and fuse ratings required for operating the calibrators.
2.2 Installation
Describes standard bench mounting and optional rack mounting procedures for the calibrator.
2.3 Controls and Displays
Identifies and explains the function of each front and rear panel control and display.
2.4 General Operating Information
Differentiates models and highlights enhanced accuracy modes; includes a critical safety warning.
3. Theory of Operation
3.1 Introduction
Introduces the three main functions (Voltage, Current, Power Factor) and the microprocessor system.
3.1.1 Voltage
Details the AC voltage output generation process and the components involved.
3.1.2 Current
Explains the AC current output generation process and the components involved.
3.1.3 Phase Control
Describes how phase control is achieved by measuring waveforms and using an integrator.
3.3 Controls
Explains the two operating modes: Local and Remote.
4. MAINTENANCE
4.1 Required Test Equipment
Lists the necessary equipment for inspecting and calibrating the Series 800.
4.2 Performance Tests
Outlines performance tests to verify adherence to specifications under specific conditions.
4.2.1 AC Voltage Accuracy Tests
Describes the procedure for testing AC voltage accuracy using a thermal transfer standard.
4.2.2 Current Accuracy Tests
Details how to measure current accuracy, referencing power measurements.
4.3 Calibration Procedure
Lists the steps required to calibrate the Series 800 calibrators.
4.3.1 Model 800A/811A Calibration Procedure
Provides a step-by-step procedure for calibrating the 800A and 811A models.
4.5 Troubleshooting
Provides a logical procedure for troubleshooting common faults and malfunctions.
4.5.3 Suspected Voltage Failure
Guides users through diagnosing and resolving suspected voltage output failures.
4.5.4 Suspected Current Failure
Provides steps for diagnosing and resolving suspected current output failures.
5. IEEE-488 INTERFACE
5.1 Description
Explains the interface circuits, communication protocols, and the Series 800's role as listener/talker.
5.2 Data Entry
Describes the procedure for sending instructions and data to the Series 800 via the IEEE-488 interface.
5.4 Default Conditions
Lists the default conditions for output registers upon power-up or after a device clear.
5.6 Programming Examples
Shows typical instructions for controlling the Series 800 via an IEEE-488 interface.
5.6.1 Initializing
Details the steps for initializing the Series 800, including reset and entering the remote state.
6. Parts List
6.1 List of Recommended Spare Parts
Lists spare parts categorized by type (Integrated Circuits, Blowers, Converters, etc.).
6.2 Replaceable Parts
Provides comments on resistor values and precision resistor tolerances.
6.2.2 Front Panel Assembly
Lists components specifically for the front panel assembly, including capacitors, ICs, resistors, and switches.
6.2.3 Main Assembly
Lists components for the main assembly, including linear ICs, capacitors, diodes, and fuses.
6.2.5 Relay Output Assembly
Lists components for the relay output assembly, including ICs, capacitors, fuses, relays, and transistors.
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