Bird-technologies 6091P User Manual

INSTRUCTION BOOKOPERATING INSTRUCTIONSRF POWER CALORIMETERMODEL 6091 & 6091PElectronic CorporationCleveland (Solon) Ohio USA©Copyright 1999 by Bir

Operating Instructions. ...13Features, Controls, and Indicators. ...13Equipment Startup. ...15N

Customer Service...30Sales / Repair Facility. ...30Sales Offices. ...30Parts List

xBird Model 6091 Calorimeter

Chapter 1IntroductionThis instruction book is intended for use by operators of the Model 6091 and Model6091P Calorimeter.This chapter contains introdu

Items Supplied The items supplied with the Calorimeter are shown in figure 3, and described below.1. Instruction manual.2. Model 6091 Calorimeter.3. S

GPIB Bus Compatible Interface - The general purpose interface bus (GPIB) is a stan-dard bus for parallel control of electronic equipment. The two mete

SpecificationsPower Range 10 to 200 watts (average power, independent of waveshape)Frequency Range DC to 2500 MHzAccuracy of Reading1:@ 10 to 25 watts

Chapter 2Theory Of OperationMeasuring AC power at frequencies above 100 kHz can be difficult. Primary voltageand current measurements become more diff

The heat exchanger removes excess heat from the coolant. The coolant reservoirholds most of the coolant volume in the system. The reservoir allows the

Chapter 3InstallationThis chapter contains information on site and shelter requirements, unpacking andinspection, and preparing the Calorimeter for us

2. Use a small flathead screwdriver to gently pry the fuse drawer out of thepower entry module.3. Slide the voltage selector card out of the fuse draw

1. Remove the power cord from the instrument if it is attached.2. Remove the top cover from the instrument case (if supplied).3. Unscrew and remove th

Rack Mounting The model 6091P Calorimeter is ready for installation into a 19-inch, type 4U elec-tronics equipment rack. The model 6091 can also be ra

The contact assignment of the 24-pin GPIB cable connector is shown in figure 7.Setting the GPIB Bus AddressEach instrument connected to the GPIB is id

Bird Model 6091 Calorimeter12

Chapter 4Operating InstructionsA description of all operator controls and indicators is provided in this chapter. In-structions for normal operation a

4°CAnnunciatorThe °C annunciator lights up to indicate units (degrees Celsius) of the currentreadout in the display window (1). The annunciator will r

Key Control or Indicator Function1 GPIB Connector A GPIB controller can remotely control the Calorimeter by transferring signalsthrough this connector

3. Press and hold the FLOW pushbutton. Coolant flow rate will be dis-played. Flow rate must fall between 0.284 and 0.473 liters per min-ute. Refer to

Typical response times for the Calorimeter are shown in figure 11. The first curveshows the response time with power stepped up from 0 to 200 watts. T

iSafety PrecautionsThe following are general safety precautions that are not necessarily related to any specific part or proce-dure, and do not necess

2. Disconnect RF power cable.3.Allow unit to run until ∆T is less than 0.040°C.4. Press front panel ON/OFF button.+Note: If the alarm sounds, check ∆T

Chapter 5MaintenanceWith basic care, the Calorimeter should provide many years of trouble free operation.This chapter contains operator maintenance, p

warming up, connect the Automatic Network Analyzer (ANA) to theRF input connector.2. Adjust the ANA frequency for a VSWR measurement between 300kHz an

21MaintenanceMODEL 6091/6091P CALORIMETER PERFORMANCE TEST RECORDCalorimeter Unit Serial Number:MAXIMUM VSWRFrequency Range MaximumVSWRAcceptableLimit

Preventive MaintenanceThe preventive maintenance procedures listed and referenced in table 4 are designedto prevent equipment failures and downtime. P

Filling the Coolant ReservoirFill the coolant reservoir according to the following instructions.WARNINGNever attempt to connect or disconnect RF cable

3. Unscrew the filler cap from the reservoir and install funnel. (Drainvalve must be closed).4. Remove spigot from the service kit and thread onto the

Air Filter CleaningRemove and clean the air filter element according to the following instructions. Referto figure 14.1. Use the flat blade of a small

5. Turn the main power switch on to pump the coolant from the instru-ment. Turn the main power switch off when the coolant stops drain-ing. Close the

13.Install the top, right-hand panel with screws and lockwashers previ-ously removed.CAUTIONUse only premixed coolant Bird part number 6091-120. Use o

WARNINGDo not place compressed air near or directly against skin. Do not use compressed air in excess of 30 psi (207 kPa)when cleaning or drying parts

TroubleshootingTable 5 contains troubleshooting information for problems which can occur duringnormal operation. Locate the problem, review the possib

Only those functions within the scope of normal maintenance are listed. This manualcannot list all malfunctions that may occur, or corrective actions.

4. Turn on the main power switch to pump coolant from the instrument.Turn the power switch off when coolant stops draining.5. After draining, turn the

Appendix ARemote Operating ProceduresThe following instructions explain how to use the GPIB feature to remotely controlthe calorimeter. All front pane

GPIB CommandsThe activity on the bus is managed under the control of messages or commands. Theinstruments operation is divided into two sets of functi

33Remote Operating ProceduresGo To Local (GTL)FunctionReturns device to local operation.RemarksPress LOCAL/ADDRESS key to manually enable local operat

Bird Model 6091 Calorimeter34InterFace Clear (IFC)FunctionTerminates all bus activity and passes control to system controller.RemarksAll devices set t

35Remote Operating ProceduresSelective Device Clear (SDC)FunctionClears the status of a selected device to an initialized state.RemarksOnly the device

Bird Model 6091 Calorimeter36Serial Polling Enable/Disable (SPE/SPD)FunctionIssued by controller to enable or disable the serial poll sequence.CAUTION

Device DependentCommandsGPIB commands specific to a piece of equipment are known as device dependent com-mands. The device dependent commands supporte

Safety StatementsUSAGEANY USE OF THIS INSTRUMENT IN A MANNER NOT SPECIFIED BY THEMANUFACTURER MAY IMPAIR THE INSTRUMENT’S SAFETY PROTECTION.USOEL USO

Bird Model 6091 Calorimeter38FLow rate (FL)FunctionSelects coolant flow rate measurement mode.RemarksMeasurement results are returned in liters per mi

39Remote Operating ProceduresTerminators (Yx)FunctionSelects the terminating characters that follow the end of data string.Set x to:"T" for

Bird Model 6091 Calorimeter40Prefixes (Px)FunctionTurns the prefix mode on or off.Set x to:"Y" for enabling prefix messages."N" fo

41Remote Operating ProceduresSRQ Mask (Mxx)FunctionSelectively masks status bits to prevent unwanted service requests.32168421Binary Value00 1/0 1/0 1

Bird Model 6091 Calorimeter42Status Words (Ux)FunctionRead one status word and return information in character string.Set x to:"0" for Machi

43Remote Operating ProceduresStatus Words (Ux) (Continued)FunctionError Status Word (U1) - Contents indicate validity of command or command op-tions.

Bird Model 6091 Calorimeter44Status Words (Ux) (Continued)FunctionRevision History Word (U2) - Contents include current six bytes contained inwriteabl

Status Byte Format A typical status byte (binary, 8-bit string) for the Calorimeter is shown in figure 19with a list of the associated status bit mess

Sending DeviceDependentCommandsThe controller sends commands over the bus to control the Calorimeter. More thanone command can be grouped together and

Sample TestProgramsThe following sample programs illustrate GPIB command Structure and data formatfor operation of the Calorimeter in the remote mode.

ASSISTENZA TECNICALE ISTRUZIONI RELATIVE ALL’ASSISTENZA SONO PREVISTEESCLUSIVAMENTE PER IL PERSONALE OPPORTUNAMENTE ADDESTRATO.PER EVITARE PERICOLOSE

48Bird Model 6091 CalorimeterHP 200/300:10 ! REMOTE THE DEVICE20 REMOTE 72430 ! SEND COMMAND TO DISABLE TERMINATORS40 OUTPUT 724;"YN"50 ! EN

49Limited WarrantyAll products manufactured by Seller are warranted to be free from defects in material and workmanship fora period of one (1) year, u

About This ManualThis instruction manual covers the Models 6091 and 6091P RF Power Calorimeters.This instruction book is arranged so essential informa

viBird Model 6091 Calorimeter

Table of ContentsSafety Precautions. .......iWarning Statements. .......iCaution Statements. ......