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1.2   Technical Characteristics

TABLE 1.1  Model 1586-04-0431 RF Attenuator Technical Characteristics

  

EQUIPMENT  SPECIFICATIONS*

EQUIPMENT  SPECIFICATIONS*

  Input  Characteristics

  Input  Characteristics

CH  1,2

CH  3,4

  

Impedance/Return Loss

50

/14 dB

50

/14 dB

Frequency 

0.5-4.0 GHz 

25.0-31.0 GHz

Input No Damage

+20 dBm

+20 dBm

Input Level range

0 to -20 dBm

0 to -20 dBm

Input 1 dB comp, min att

+10 dBm

+10 dBm

  Output  Characteristics

  Output  Characteristics

  Impedance/Return Loss

50 

 /14 dB

50 

 /14 dB

Frequency  (GHz) 

0.5-4.0 GHz 

25.0-31.0 GHz

Output Level Range

-20 to -80 dBm

-20 to -80 dBm

  Channel  Characteristics

  Channel  Characteristics

  Channel  Characteristics

  Attenuation, min.

 

 at Fc

10 ±1 dB

10 ±1 dB

Att. range, 0.5±0.5 dB steps

10 to 70 dB

10 to 70 dB

Freq. Resp. @att range

       10 to 30 dB

±1.5 dB

±1.5 dB

     31 to 50 dB

±2.0 dB

±2.0 dB

       51 to 70 dB

±2.5 dB

±2.5 dB

Att Accuracy @att range, Fc

Att Accuracy @att range, Fc

       10 to 30 dB

±1.0 dB

±1.0 dB

       31 to 50 dB

±1.0 dB

±1.0 dB

     51 to 70 dB

±1.5 dB

±1.5 dB

   

Other

   Temp Coefficient

±0.025 dB/Degree C, max.

Controls, Indicators

  Gain 

Direct readout LCD; pushbutton switches or remote

  

Offset

Shifts attenuation range by the amount of ext attenuator

   Power; Alarm; Remote

Green LED; Red LED; Yellow LED

   Remote

RS232C/RS485/422, 9600 baud (Ethernet Optional)

Other 

   CH 1,2; CH 3,4 Con. 

SMA (female); 2.92 mm (female), 50

   Alarm Connector

DB9 - NO or NC contact closure on Alarm

   Size

19 inch standard chassis 1.75” high X 

19” 

deep

   Power

100-240 ± 10% VAC, 47 - 63 Hz, 

25

 watts maximum

  

*+10 to +40 degrees C; Specifications subject to change without notice

1586-04-0431 Manual 

 

       Page 4

    

          4/12/21

Содержание 1586-04-0431

Страница 1: ...s Inc but may be reproduced or duplicated without the prior permission of Cross Technologies Inc for purposes of operating the equipment When ordering parts from Cross Technologies Inc be sure to incl...

Страница 2: ...to customer Cross Technologies Inc s obligation under this warranty is limited to repairing or at Cross Technologies Inc s option replacing parts subassemblies or entire assemblies Cross Technologies...

Страница 3: ...amount of the attenuator with the total attenuation shown on the display and via the M C Connectors are SMA female CH1 CH2 or 2 92 mm CH3 CH4 for inputs and outputs and DB9 female for the RS422 remot...

Страница 4: ...dB Att range 0 5 0 5 dB steps 10 to 70 dB 10 to 70 dB Freq Resp att range 10 to 30 dB 1 5 dB 1 5 dB 31 to 50 dB 2 0 dB 2 0 dB 51 to 70 dB 2 5 dB 2 5 dB Att Accuracy att range Fc Att Accuracy att range...

Страница 5: ...DB 9 PC Com Port Male DB 9 1586 04 0431 M C Port M C Cable Diagram Cross Technologies Frequency Converters RX RX TX TX DTR SG DSR RTS CTS SG Connector Rear panel DB 9 male J10 Pinouts RS 232C 422 485...

Страница 6: ...nnel offset in dB This value reflects any external attenuation added to the system Range 00 to 60 dB example Ca40 Will set channel 1 external attenuation offset to 40 dB The unit will reply with the c...

Страница 7: ...dB This value reflects any external attenuation added to the system Range 00 to 60 dB example Cc40 Will set channel 3 external attenuation offset to 40 dB The unit will reply with the character if the...

Страница 8: ...ase sensitive lower case a yy Channel offset in dB The unit will reply with the character if the command is sucessfully processed Get Channel 2 Gain aaSB returns aaSByyy y where aa unit address range...

Страница 9: ...he character if the command is sucessfully processed Get Channel 4 Offset aaSd returns aaSdyy where aa unit address range 00 to 31 only used if interface is RS485 otherwise omit d command code case se...

Страница 10: ...RU 1 3 4 inch high by 19 inch deep chassis One 100 240 VAC 25W power supply provides redundant power for the assemblies The 1586 04 0431 can be secured to a rack using the 4 holes on the front panel...

Страница 11: ...and 4 50 ohm 2 92mm AC GND RF IN 1 RF OUT 2 J10 AND MONITOR CONTROL J20 1 5 2 3 4 6 7 8 9 RF IN 2 RF OUT 1 J102 J103 RF IN 3 RF OUT 4 RF IN 4 RF OUT 3 J106 J107 J101 J104 J105 J108 RF IN 3 RF IN 4 25...

Страница 12: ...each attenuator See Section 2 5 Menu Settings 5 Be sure DS1 DC Power is green Figure 2 2 6 AC Fuses The fuses are 5 mm X 20 mm 2 amp slow blow Type T and are inserted in the far slot in the drawer be...

Страница 13: ...Reset Ethernet Settings Save Menu When R is selected in any above menu or the next menu item after Menu 8 Alarm indications appear on the LEDs see figure 2 2 All program changes must start with the o...

Страница 14: ...tor may desire 2 5 3 Control Switches 1 Menu Execute Any change to the programming of the unit must be initiated by pressing the Menu Execute switch and completed by pressing the Menu Execute switch 2...

Страница 15: ...ing display is for changing the gain and offset for channel 1 CH1 GAIN 33 0 CH1 OFFSET 20 R NOTE CHANGES TAKE PLACE ON GAIN AND OFFSET IMMEDIATELY BUT DO NOT GET SAVED UNTIL YOU GO TO THE SAVE MENU AN...

Страница 16: ...u 3 CH 3 GAIN OFFSET Menu 4 CH 4 GAIN OFFSET Menu 5 Set REMOTE Menu 6 Set Interface Menu 7 Set RS485 address Menu 8 Reset Ethernet Settings Menu 9 Save Settings When R is selected from any menu above...

Страница 17: ...equipment is not compromised Additional space between units may be required E Circuit Overloading Consideration should be given to the connection of the equipment to the supply circuit and the effect...

Страница 18: ...INC 6170 Shiloh Road Alpharetta Georgia 30005 770 886 8005 FAX 770 886 7964 Toll Free 888 900 5588 WEB www crosstechnologies com E MAIL info crosstechnologies com Printed in USA 2021 1586 04 0431 Manu...

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