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Chapter 3

Operating Instructions

This chapter describes operator controls and indicators on the Bird 4421 RF Power Meter. For remote operation
using a IEEE-488 (GPIB) or RS-232 controller, refer to the instructions in

Chapter

respectively.

Push Button Functions

Figure

Push Buttons

Push Button

Description

FWD, RFL

Press to measure forward or reflected RF power. FWD or RFL
indicator and current unit of measure turn on.

SWR

Press to measure standing wave ratio. SWR indicator turns on. Value
displayed will be between 1.0 and 199.9

MIN, MAX

Used after pressing FWD, RFL, SWR, or dBm. Displays the minimum
(maximum) measured value of the previous function as long as MIN
(MAX) is held down.

dBm

Used after pressing FWD or RFL. dBm indicator turns on. Power is
displayed in dBm units.

Note:

Used after pressing SWR. Return loss is dis-

played.

LIGHT

Press to turn on or turn off the display’s backlight. If left on, the light
automatically shuts off after 30 minutes.

AUTO

Press to automatically set the scale. AUTO turns on.

UP, DOWN

Press to select the next higher (lower) scale. If the scale is too high
for the power sensor, an error will be displayed.

Note:

Used while AUTO indicator is on. Stops auto-

matic scaling. AUTO indicator turns off.

ON/OFF

Press to turn the power meter on or off. This switch will not work if
the master power switch on the rear panel is OFF.

Note:

The display flashes for about 30 seconds when

the unit is first turned on.

Содержание Thruline 4028A250K

Страница 1: ...ctional Rf Power Sensors 4020 Series 4027A Series 4027F Series and 4028 Series Operation Manual Copyright 2016 by Bird Electronic Corporation Instruction Book Part Number 920 4421 Rev W Thruline is a...

Страница 2: ...Service Or Adjust Alone Under no circumstances should any person reach into an enclosure for the purpose of service or adjustment of equipment except in the presence of someone who is capable of rend...

Страница 3: ...mportant information in the instruction manual regarding that particular area WARNING Never attempt to connect or disconnect RF equipment from the transmission line while RF power is being applied Lea...

Страница 4: ...to the power meter power sensor or the RF power source could occur CAUTION Long term storage of this instrument can affect battery performance and reduce battery life Do not store the instrument for...

Страница 5: ...GURIDAD DEL INSTRUMENTO BENUTZUNG WIRD DAS GER T AUF ANDERE WEISE VERWENDET ALS VOM HERSTELLER BESCHRIEBEN KANN DIE GER TESICHERHEIT BEEINTR CHTIGT WERDEN UTILISATION TOUTE UTILISATION DE CET INSTRUME...

Страница 6: ...RTUNG DES GER TES GELTEN NUR F R GESCHULTES FACHPERSONAL ZUR VERMEIDUNG GEF HRLICHE ELEKTRISCHE SCHOCKS SID WARTUNGSARBEITEN AUSSCHLIE LICH VON QUALIFIZIERTEM SERVICEPERSONAL DURCHZUF HREN ENTRENTIEN...

Страница 7: ...AUTORIZADO PUEDE REEMPLAZARLAS GER TE SIND MIT WIEDER AUFLADBAREN BATTERIEN BEST CKT BATTERIEN SIND NUR VON QUALIFIZIERTEM SERICE PERSONAL AUSZUWECHSELN CES DISPOSITIFS SONT QUIP S DE BATTERIES RECHA...

Страница 8: ...SE QUE EL SELECTOR DE VOLTAJE DE 115 230V CA ESTE COLOCADO A LA LINEA DE VOLTAJE APROPIADA Y QUE EL FUSIBLE ESTE INSTALADO A LA LINEA CA ANTES DE APLICAR LA CORRIENTE ALTERNA VOR EINSCHALTEN DER WECHS...

Страница 9: ...oduct Installation Describes the installation instructions for the power meter models covered in this manual Operating Instructions Describes the features of the power meters and provides power up ins...

Страница 10: ...nd Power Ranges 4 4020 Series 4 4027A Series 5 4027F Series 5 4028 Series 5 Chapter 2 Installation 6 Sensor Connection 6 RF Line Connection 6 Panel Mounting the 4421 Power Meter 6 Handle Operation 7 1...

Страница 11: ...atteries 39 Replace Batteries Older models 39 Replace Batteries Newer Models 40 Long Term Storage 42 Cal Cart Repair 42 Front Panel Cal Cart only 42 Cord Reel Cal Cart only 42 Power Sensor Cal Cart on...

Страница 12: ...nnection or a GPIB 488 connection See Figure 1 on page 2 Items Supplied Bird 4421 RF Power Meter AC Power Cord Sensor Cable Instruction Manual Optional Accessories Panel Mount Kit P N 4421 250 Allows...

Страница 13: ...utton 4 Handle 5 Central Button 6 Fuse Access Door 7 AC Line Module 8 Master ON OFF Switch 9 GPIB connector 10 GPIB DIP switches 11 RS 232 connector 12 RS 232 DIP switches 13 Power Sensor Socket A sho...

Страница 14: ...A Sensors are accurate to 1 1 at specified calibration frequencies and power levels 4027F Series Bird 4027F Series Power Sensors are similar to the 4027A series However additional filtering allows the...

Страница 15: ...Series only Figure 4 Power Sensor Outline Drawing 4028C Series only Frequency and Power Ranges 4020 Series Model Frequency Range RF Power Range 4021 1 8 32 MHz 300 mW 1 kW 4022 25 1000 MHz 300 mW 1 k...

Страница 16: ...5 kW 4027A60M 45 65 MHz 3 W 6 kW 4027A100M 95 105 MHz 3 W 4 kW 4027A150M 150 170 MHz 3 75 W 3 75kW Model Frequency Range RF Power Range 4027F2M 1 8 2 2 MHz 100 W 10 kW 4027F10M 12 15 MHz 3 W 4 kW 402...

Страница 17: ...udes complete installation instructions Figure 5 on page 7 shows the overall dimensions and mounting points for a 4421 Power Meter installed in a panel mount kit Note The power supply interrupt switch...

Страница 18: ...ting Dimensions Handle Operation The handle on the Bird 4421 can be set to four different positions see Figure 6 To adjust the handle press the center buttons on both sides Releasing the buttons will...

Страница 19: ...ower cord Batteries The Bird 4421 RF Power Meter is completely portable and is powered from internal rechargeable nickel metal hydride batteries The batteries are shipped in a low charge state It is t...

Страница 20: ...mum measured value of the previous function as long as MIN MAX is held down dBm Used after pressing FWD or RFL dBm indicator turns on Power is displayed in dBm units Note Used after pressing SWR Retur...

Страница 21: ...ds 120 of the power sensor s maximum power capability the power meter will sound a warning buzzer Symbol Explanation Value greater than overrange limit of function Value less than underrange limit of...

Страница 22: ...s Cable Connector The interface uses a standard IEEE 488 cable connector Pin assignments are listed in Table 3 Table 3 IEEE 488 Pin Assignments CAUTION During remote operation periodically monitor the...

Страница 23: ...factory set to 6 but can be set to any value between 1 and 31 0 is reserved for the controller To set the primary address turn OFF switches 4 8 so that the sum of the bits turned off equals the desir...

Страница 24: ...serial poll byte and the offending command is not executed A group of device dependent commands can be sent as a single string as long as like command categories are not repeated for example PNFCFDT3T...

Страница 25: ...ration Remarks Issuing a GTL command while the device is in Local Lockout mode does not clear the lockout condition The REMOTE indicator turns off The LISTEN indicator remains on Local LOckout LLO Fun...

Страница 26: ...vice to an initialized state Remarks Only the device addressed will be cleared The 4421 returns to the factory default condition Group Execute Trigger GET Function Initiates a measurement for all devi...

Страница 27: ...st could result in equipment damage Bit Name Condition 6 SRQ Set if a service request is generated by the 4421 If an SRQ has been received by the controller and this bit is cleared other instruments o...

Страница 28: ...ge off stay at present range Terminators YT Two terminators CR LF YO One terminator CR YN No terminator Prefixes PY Prefix YES PN Prefix NO Triggers T0 Continuous on TALK T1 One shot on TALK T2 Contin...

Страница 29: ...eturned in Watts or dBm Standing Wave Ratio SW Return Loss RL Function Selects SWR or return loss match measurement mode Remarks Measurement results are returned in VSWR or dB MiNimum Value MN MaXimum...

Страница 30: ...iage return CR N for no terminator message can be terminated by EOI Remarks Many controllers use the terminator sequence to recognize the end of an input string Using incorrect terminators can lock th...

Страница 31: ...marks Failure to trigger device before requesting a reading will lock the bus T1 halts the bus until a reading is available T0 and T1 do not set the measurement complete SRQ T2 T3 T4 and T5 set a SRQ...

Страница 32: ...urns the information as a string Set x to 0 for machine status 1 for error status 2 for revision history Remarks After sending the status command a status word is sent the next time the unit is addres...

Страница 33: ...states after the U1 command is sent Status Meaning Description ICM Invalid Command Set when an illegal device dependent command IDDC such as V2 is received V is illegal VCM Valid Command Set when no I...

Страница 34: ...fy Kx Function Enables or disables the End or Identify EOI signal Set x to Y to enable N to disable Remarks Disabling EOI can cause some controllers to lock unless another terminator is used When enab...

Страница 35: ...e the interface module s connector A null modem kit should be used for rewiring instead Table 13 RS 232 Pin Assignments Indicators The bottom line of the power meter s display shows indicators describ...

Страница 36: ...N the new settings will not become effective until power is turned OFF and then back ON Switch Function Description 1 Stop Bit ON OFF 1 Stop Bit 2 Stop Bits Default factory setting 2 Command Mode ON O...

Страница 37: ...yntax The Bird 4421 accepts two types of commands General bus commands are commands such as Initialize INT that apply to any RS 232 interfaced device Device dependent commands are specific to the 4421...

Страница 38: ...en triggered placing a reading in the output buffer To send a reading whenever a measurement is triggered set DIP switch 2 to OFF The ENT command will not need to be sent Function Initiates a measurem...

Страница 39: ...computer to the power meter XOFF will be sent to the computer when the input buffer fills up XON will be sent to the computer when the buffer has emptied Category Command Description Measurement FC F...

Страница 40: ...rward or reflected RF power measurement mode Remarks Measurement results are returned in Watts or dBm Function Selects SWR or return loss match measurement mode Remarks Measurement results are returne...

Страница 41: ...R13 1 80 19 99 kW R12 0 180 1 999 kW R11 18 0 199 9 W R10 1 80 19 99 W R09 0 180 1 999 W R08 18 0 199 9 mW R07 1 80 19 99 mW R06 0 180 1 999 mW R05 18 0 199 9 W R04 1 80 19 99 W R03 0 180 1 999 W R02...

Страница 42: ...value sent is a normal on scale reading 4421 indicates the Bird model number Data String Description NFC 0 123W CR LF Normal N forward carrier wave FC prefixes on OFC 199 9W CR LF Overflowed O forwar...

Страница 43: ...sent Machine Status Word U0 The format of the machine status word is shown in Figure 13 The default values are also shown Error Status Word U1 The format of the error status word and the possible err...

Страница 44: ...ion history word is shown in Figure 15 Function Initiates a hardware and software test Remarks Results are stored in the U1 status word see Status Ux on page 32 J0 must be sent each time before readin...

Страница 45: ...nctioning refer to the troubleshooting table below If the power sensor is malfunctioning return it for service This manual cannot list all malfunctions that may occur or corrective actions If a malfun...

Страница 46: ...YES Return meter for service Power meter turns off while on battery power Is LO BAT displayed YES Recharge battery NO Return meter for service Push buttons do not respond Test the push buttons See Pu...

Страница 47: ...function Push Button Test Note If a push button is malfunctioning return the power meter 1 Disconnect the power sensor 2 Turn the power meter ON Note After the power up display disappears a dash shoul...

Страница 48: ...it is pressed until it reaches 0 00 W 19 Turn the power meter OFF Power Meter Repair Replacing Fuses 1 Gently pry the fuse drawer out of the AC module The fuse holder does not detach from the AC modu...

Страница 49: ...Maintenance 38 Figure 17 AC Line Fuse AC Line Voltage Fuse Rating 115 Vac T630 mA 5x20 mm Time Lag Fuse 230 Vac T315 mA 5x20 mm Time Lag Fuse...

Страница 50: ...batteries Note Be sure to note the polarity positive and negative arrangement of the batteries 10 Install the battery tubes into the unit and secure with the retaining belts Note Be sure to position t...

Страница 51: ...osed AC line voltage 115 VAC or 230 VAC Disconnect the power cord from the AC line before replacing the batteries Failure to comply may result in severe electrical shock or death WARNING Use only Nick...

Страница 52: ...e polarity positive and negative arrangement of the batteries 9 Install the battery tubes into the battery assembly and secure with the retaining belts Be sure to position the retaining belts as they...

Страница 53: ...is recommended that you reference the specific cal cart manual for procedures tailored to each Cal Cart type Front Panel Cal Cart only Note If the power meter is mounted in a Cal Cart to access the po...

Страница 54: ...on blower equipped loads 3 Replace the vent plugs with the shipping plugs 4 Remove the mounting bolts connecting the load to the Cal Cart 5 Remove the load WARNING To avoid personal injury disconnect...

Страница 55: ...to keep out dust and dirt It is not necessary to install the shipping plug Store in a dry dust free environment where the ambient temperature will remain between 20 and 50 C 4 to 122 F Before shipping...

Страница 56: ...connectors frequency range and maximum power may be reduced Insertion loss is specified with female N connectors Choose connectors appropriate for the frequency and power of operation Derate RF power...

Страница 57: ...LCD 4 digit display Indicates mode measurement units battery condition remote status and signal increase decrease Self contained backlight Interfaces IEEE 488 GPIB RS 232 Fuse Rating IEC 5 x 20 mm Ti...

Страница 58: ...er meter via sensor cable Connectors 4028B10M 4028C10M 4028A Series All other models 1 5 8 EIA Flanged 3 1 8 EIA Flanged 7 16 DIN LC HN or 7 8 Customer specified from QC list appropriate for frequency...

Страница 59: ...sensor s connectors will invalidate calibration data and may reduce the maximum power rating of the unit Frequency Range 4027A250K 250 400 kHz 4027A400K 400 550 kHz 4027A800K 800 950 kHz 4027A2M 1 5 2...

Страница 60: ...calibration frequencies available upon request 1 8 2 0 2 17 MHz 12 0 12 5 13 56 14 0 15 0 MHz 57 0 58 5 60 0 61 5 63 0 MHz Calibration Power Typical 1 7 kW Harmonic Rejection Min 4027F2M 4027F10M 4027...

Страница 61: ...ion Switch and bus selectable Talk Always Allows the 4421 to send to the bus keyboard initiated measurements only Addressable Allows the 4421 to be commanded by an RS 232 interface controller Connecto...

Страница 62: ...Thruline RF Power Meter Model 4421 51 Figure 22 High Frequency Derating 1 Figure 23 High Frequency Derating 2...

Страница 63: ...4421A384 Handle Cal Cart 1 4421A385 Cable IEEE 488 2 m 1 m 1 5 1317 2 5 1317 1 Cable RS 232 10 ft 5 ft 1 5 1662 2 5 1662 1 Null Modem Kit RS 232 only 1 4380 250 Panel Mount Kit 1 4421 250 Battery C si...

Страница 64: ...r 30303 Aurora Road Cleveland Solon Ohio 44139 2794 Fax 440 248 5426 E mail bsc birdrf com For the location of the Sales Office nearest you visit our Web site at http www birdrf com 7 16 Jack IEC Type...

Страница 65: ...and shall not apply to any goods or parts thereof furnished by Buyer or acquired from others at Buyer s request and or to Buyer s specifications Routine regularly required calibration is not covered u...

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