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6888882V04  

 17 

 

ON

REMOTE CONTROL

ACC-J4

ACC-J3

13.8V

AC

110/220V

RF OUT

To Antenna 

(via Coaxial Protector)

To AC

Source

Control

Cable

DC Power

Cable

RM1200 (PA)

RM125 (Exciter)

PS Unit

OFF

BAT

+

-

PPS-CONT   TX OUT  RX OUT

TX IN

RX IN

ACC-J2

ACC-J1

MONITOR

RF Out

RF In

+48VDC 

OUT 1

+V

+V

-V

-V

45V

45V

OUT 2

GND

AC INPUT

110-230VAC/ 47~63Hz

L

N

G

AMP-CONT

EXCITER CONTROL 

DC OUTPUT

Line
Neutral
Ground

AC Power Cable

to AC Source

 

Figure 5. Typical RM1200 System Connections 

Содержание FLN3175

Страница 1: ...istics 5 Familiarization with RM1200 Equipment 7 1 kW PA Front Panel 7 1 kW PA LCD Functions 8 1 kW PA Rear Panel 10 PS Front Panel 11 PS Rear Panel 12 RM1200 Equipment Installation 13 Safety 13 Insta...

Страница 2: ...nas including whip dipole traveling wave delta and semi delta antennas Upon power up the RM1200 uses a low level RF pilot signal from the exciter to automatically detect the incoming frequency and sel...

Страница 3: ...W Amplifier The 1 kW amplifier consists of the following main functions Linear RF power amplifier covering the HF band The RF amplifier consists of 4 independent amplification modules whose outputs ar...

Страница 4: ...h to enable full power operation the output power is automatically halved until the temperature returns to normal However if the temperature exceeds the maximum allowed limit and damage may be caused...

Страница 5: ...RS 232 asynchronous maintenance port for dumb terminal control program contained in 1 kW amplifier Control and status port for interfacing to the RM125 RM125R as driver Number of system units 1 kW RF...

Страница 6: ...ive temperature Operating voltage 45 to 48 VDC from PS unit Power requirements Maximum 2000W in SSB mode Maximum 3500W in CW mode Cooling Forced air cooling Dimensions Height 221 mm 8 7 inch Width 482...

Страница 7: ...irectly connected to the RF OUT connector The 1 kW amplifier is normally bypassed when the radio is in the receive mode It is also bypassed when it is not powered or a fault or abnormal condition prev...

Страница 8: ...nsmitting displays the forward FWD and reflected REV power in watts 3 RX F 12 3456 FAULTS 0 WARNING 0 Status screen shown for receive RX mode Displays the total number of faults and warnings detected...

Страница 9: ...justment of operating conditions using the MONITOR program PWR OUT LATCH Technical problem related to the harmonic filter 1 kW amplifier is in the bypass mode and cannot transmit Service is required F...

Страница 10: ...and monitor the RM125 RM125R display it should switch to the transmit mode for a few seconds and its transmit display should include at least two bars 1 kW PA Rear Panel Figure 2 identifies the items...

Страница 11: ...ified RF signals PS Front Panel Figure 4 identifies the items located on the front panel of the PS unit and Table 5 explains their functions OUT 1 OUT 2 OK NG OK NG AC ON ON OFF 1 2 3 5 4 6 Figure 3 P...

Страница 12: ...OUT 1 V V V V 45V 45V OUT 2 GND AC INPUT 110 230VAC 47 63Hz L N G DC OUTPUT 1 2 3 4 Figure 4 PS Rear Panel Table 6 PS Rear Panel Items Item Description Function 1 OUT 1 V V terminals Output voltage te...

Страница 13: ...ting to install or operate the RM1200 and or the exciter RM125 RM125R or equivalent Severe injury or death could result from failure to comply with the safety practices Warning High AC voltage capable...

Страница 14: ...re make sure that sufficient free space is available around the equipment to enable free air flow Do not stack equipment units leave at least 1U free above and below each unit installed in the rack In...

Страница 15: ...otector type is IS B50LN C0 by PolyPhaser Corp also available from the manufacturer as Cat No 2072 09128 00 Preparations for Installation Before starting the installation of an RM1200 review the insta...

Страница 16: ...herefore it will start operating as soon as the RM125 RM125R is turned on provided that the PS unit is already turned on 5 Connect cables to the RM125 RM125R unit as explained in its Owner s Guide inc...

Страница 17: ...ble DC Power Cable RM1200 PA RM125 Exciter PS Unit OFF BAT PPS CONT TX OUT RX OUT TX IN RX IN ACC J2 ACC J1 MONITOR RF Out RF In 48VDC OUT 1 V V V V 45V 45V OUT 2 GND AC INPUT 110 230VAC 47 63Hz L N G...

Страница 18: ...equirements Calibration instructions for a 1 kW amplifier used in conjunction with the RM125 RM125R are given in Publication 2072 09538 00 Radio Service Software RSS V3 0 User s Guide see para 12 2 Po...

Страница 19: ...1 kW amplifier until the problem is corrected You can still transmit and receive using the RM125 RM125R maximum transmit power 125W by selecting NONE on the PROG RAD OPTS ACC menu All the front panel...

Страница 20: ...witched to the bypass mode because it either overheated to dangerous levels or the antenna VSWR is too high or because it could not identify the operating frequency You can read the information displa...

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