Tokyo Hy-Power HL-2.5KFX Скачать руководство пользователя страница 21

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11-2 Safety

Circuits

In addition to the protection circuits above, there are other safety circuits

e amplifier.

urred during the transmission, stop

Thermal Switches Threshold

Heat Sink:

100

℃

Power Transformer: 130

℃

atically be relieved, when the internal heat cools

of Be sure to turn off AC power switch, before you leave the operation desk.

Otherwise AC power will be turned on for itself right after the cooling.

(inter-locked circuits) built in th

They directly shut down AC power line for the primary of the power transformer,

and if shut down, AC power lamp (green), LCD display and cooling fan will all go

off.

In case this shut down has suddenly occ

ansmitting first and wait for several minutes. Pull off AC power plug and check

whether or not AC main fuses are blown.

•

These shut-downs will autom

130

℃

Main Fuse

Cover Switch

12V Sub

Power

Supply

Relay

AC200V

Heat Sink X-former

Power

X-former

100

℃

AC Power Relay

Содержание HL-2.5KFX

Страница 1: ...INSTRUCTION MANUAL HF LINEAR POWER AMPLIFIER MODEL HL 2 5KFX...

Страница 2: ...te when powered The amplifier is cooled by forced airflow Several inches of clearance on the top and the rear wall are necessary to allow for smooth air intake into the fan Do not block the air vents...

Страница 3: ...eter reading The internal potentiometers for RF power detector protection circuits FET bias voltage circuit etc are precisely adjusted at the factory and should not be altered Doing so would require r...

Страница 4: ...bands automatically as the data signal is received from the associated HF transceiver s frequency bands 3 3 The amplifier s main PA section includes 2 high power MOS FET ARF1500 s by Microsemi resulti...

Страница 5: ...mployed The AC power is shut down if the top cover is removed and the automated safety interlock is activated 3 9 An analog multimeter allows the operator to monitor Pr Reflected power Vd Drain voltag...

Страница 6: ...Method Forced Air Cooling MPU PIC 18F452 I P Multi Meter Output Power Pf 2 5 kW Reflected Power Pr 250W Drain Voltage Vd 150V Drain Current Id 40A Input Output Connectors UHF SO 239 with low loss Tef...

Страница 7: ...tages other than 240 V For your safety before making these adjustments be sure to pull the AC plug from the AC outlet to avoid injury AC Line Tap 1 Tap 2 200V 195V 205V 0 V 200 V 210V 205V 215V 10 V 2...

Страница 8: ...AUTO or MANUAL When using AUTO the manufacturer for the transceiver in use should be selected When the band data cable is not used MANUAL should be selected See page 9 SELECT and CONT for Band Data c...

Страница 9: ...antenna situation high drain current may flow into FET s If 25 A is exceeded this LED flickers and or lights to indicate that high ID is being drawn This light does not necessarily mean a failure of...

Страница 10: ...tenna Tuner HC 1 5KAT SELECT Switch to select the transceiver manufacturer i e CI V for ICOM CI V I for ICOM DC Voltage Y for Yaesu K for Kenwood Aux1 3 for three auxiliary positions of N C no connect...

Страница 11: ...s higher than 100 W See page 16 Section 9 ALC Connection Also consult your HF transceiver s user manual SEND RCA Jack Connect the control cable from the ACC terminal or SEND TX GND etc of the transcei...

Страница 12: ...A J ALC socket 10V max SEND Transceiver Short at TX RCA J PTT relay Open at RX 12V 40mA TUNER Tuning Control Auto Tuner Band tracking signal DIN7J GND EVENT HC 1 5KAT FREQ CONT socket INPUT UHF SO239...

Страница 13: ...7 2 Technical Information Equivalent Circuit of SEND Terminal Equivalent Circuit of ALC Output 12...

Страница 14: ...aluable final power FET devices 8 1 Various Status There are four modes to be displayed on LCD STBY Standby Mode This mode is for AC Power ON and OPER Switch at STBY position Amplifier is in a through...

Страница 15: ...If SWR is 1 8 or higher at band center the antenna has to be adjusted for lower SWR As an alternative an antenna tuner may be inserted 8 2 4 While keeping OPER STBY switch at STBY position turn the PO...

Страница 16: ...the amplifier check the antenna SWR Vd AC line voltage or try to reduce the drive level To reset turn off the OPER STBY switch once then back on again Note that some protection modes need to reset th...

Страница 17: ...e to the ALC or EXTERNAL ALC jack of the transceiver External ALC input is sometimes available at one of the pins of the ACC socket of the transceiver as well 9 2 At first turn ALC ADJ full clockwise...

Страница 18: ...facturer Turn off AC powers of both the amplifier and the transceiver when you connect this data cable Be sure to confirm the auto band set on each band after you finish above settings Manual Band set...

Страница 19: ...Y LCD YSU Wiring Fig C Transceiver Setting None 10 4 Kenwood RS 232C HL 2 5KFX Setting SELECT K LCD KEN Wiring Fig D Transceiver Setting Speed 9600 bps Stop bit 1 bit See Kenwood radio manual for the...

Страница 20: ...R DRIV ceeded 150 W 1 OPER 2 B Amp gain is less than five times 1 OPER Or when amp out of order 3 O er current PROT OVER ID ID drain exceeded 35 A 1 OPER 4 F q Inhibit PROT INHBT FREQ Driven freq rang...

Страница 21: ...turned on for itself right after the cooling inter locked circuits built in th They directly shut down AC power line for the primary of the power transformer and if shut down AC power lamp green LCD d...

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