Fluke 943-227-15 Switch Normal Switch Function, Jumper Normal Setting Function Alternate Setting

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943-227-15 Digital Preamplifier

Operator Manual

Table 1-3. Preamplifier Serial Interface Board 977-210-10M Switch Settings

Switch

Normal

Switch Function

 

Op.

 

SW1

Open

Microprocessor Reset switch, momentary contact

 

 

 

SW2

N/A

Not supplied

 

 

 

SW3-1

ON

OFF Selects 300 baud • 1/ON Selects 4800 baud (normal setting)

SW3-2

OFF

OFF • (No function is implemented in the 977-210-10M)

SW3-3

OFF

OFF Selects Rate Mode (normal) • (Selects Maintenance Mode for

 

 

factory PGA and Auto Zero set-up only)

SW3-4

OFF

OFF • (No function is implemented in the 977-210-10M)

NOTE

SW3 is a 4-position DIP switch on the 977-210-10M serial interface board.

Table 1-4. Jumper Positions for Preamplifier Serial Interface Board 977-210-10M

Jumper

Normal Setting

Function

Alternate Setting

Function

JMP1

A to B

Enables Victoreen Loop

B to C

 

Enables RS232C

 

 

(normal)

 

 

 

JMP2

N/A

Deleted, Not Used

N/A

 

Deleted, Not Used

Table 1-5. Jumper Positions for Preamplifier Electrometer Board 977-200-15M

Jumper

Normal Setting

Function

Cal. Position

Function

JMP1

A to B

Normal Operation

B to C

PGA Offset Adjust *

* Programmable Gain Amplifier requires a special test PROM and is a factory adjustment

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Contents Victoreen Fluke Biomedical Table of Contents Blank Application General InformationGeneral Description Specifications Preamplifier Variations Application Detector ReadoutFeature Specification Preamplifier Power Switch Normal Switch Function OFF Selects 300 baud 1/ON Selects 4800 baud normal settingJumper Normal Setting Function Alternate Setting Jumper Normal Setting Function Cal. PositionTB1 943-227-15 Description Connects To 977-210-10MJ4-1 Detector ConnectionsAuxiliary Equipment Recommended Spare PartsReceiving Inspection Part Number Description Used OnStorage Blank Theory of Operation Functional DescriptionFunction Hex Address Theory of Operation Main Circuit Boards Bit Position DescriptionTest Point Function RS232 TransmitVictoreen Communications Loop 943-227-15VL RS232C CommunicationsJumper Normal Function Cal Setting Position Jumper Normal Function Alternate SettingEnables Victoreen Loop Installation OperationPreamplifier Mounting Electrical InterfaceSet-up Digital Preamplifier Fail Alarm Power FailureOperation Normal OperationConfiguration Functions To B Enables Victoreen Loop To C Enables RS232C NormalTo B Normal Operation To C PGA Offset Adjust Firmware VersionSet Point Error Codes Software CalculationsBlank Maintenance, Calibration and Troubleshooting MaintenanceElectronic Adjustments Electronic CalibrationTroubleshooting Troubleshooting / AdjustmentsConnector Designations Connector DESIGNATIONS, 943-227-15 and 943-227-15VLSwitch and Jumper POSITIONS, 943-227-15 and 943-227-15VL Applicable Drawings 943-227-15VL Related Manuals Not Supplied with this documentBlank Part Number Description Bill of MaterialsBill of Materials- 943-227-15 and 943-227-15VL Blank Detector Cable Termination Cable Termination InstructionsCable Termination Instructions Digital Preamplifier HV Connector Notes HV Digital Preamplifier Cable Termination Instructions D Digital Preamplifier Appendix Cable Termination Instructions Digital Preamplifier Modification Sheets, Engineering Instructions Modification Sheets, Engineering InstructionsBlank Blank Fluke Biomedical

943-227-15, 943-27 specifications

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In conclusion, the Fluke 943-27 and 943-227-15 represent essential tools for electrical technicians who require versatility, accuracy, and durability in their testing equipment. With advanced features, reliable technologies, and a user-centric design, these multimeters not only meet but exceed the expectations of professionals in the field.