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2.5.5 Alarm Indications

An alarm condition will occur if the +12 VDC voltage that powers the amplifiers is lost. The CH1 and CH2
peak indicators will light when an output level of greater than +13 dBm is detected. The Remote LED will light
when the Remote mode is selected.

ON POWER UP

NORMAL DISPLAY

PUSHING MENU/EXECUTE SEQUENCE

REV 1.00

G1=+15 LVL1=+12

G2=-10 LVL2=<+5

REMOTE OFF

SCROLL <>

SCROLL

PUSH BUTTON

SCROLL <>

SCROLL

PUSH BUTTON

Power Up

Normal Display

Menu 1 Gain 1 (-25 to +25)

Menu 2 Gain 2 (-25 to +25)

Menu 3 Set Unit to Remote
Operation

Menu 4 Set Remote Mode
(option Q only)

Menu 5 Set RS-485 Address
(option Q only)

Select “R” in any of the above
menus to return to the main display.

GAIN 1= +15

LEVEL1= +12

GAIN 2= -10

LEVEL2= <+5

SCROLL <>

SCROLL

PUSH BUTTON

RS 232

SCROLL <>

SCROLL

PUSH BUTTON

ADDRESS = 00

SCROLL <>

SCROLL

PUSH BUTTON

FIGURE 2.5 Menu Display and Sequence

1200-88 Manual, Rev. A

Page 13

8/18/10

Содержание 1200-88

Страница 1: ...but may be reproduced or duplicated without the prior permission of Cross Technologies Inc for purposes of operating the equipment Printed in USA When ordering parts from Cross Technologies Inc be su...

Страница 2: ...hipment 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 Techn...

Страница 3: ...green or the output level exceeds 13 dBm red Connectors are BNC female for IF input and output A DB9 connector provides indication and remote control of gain via a 9600 baud RS232C interface The 1200...

Страница 4: ...MHz segment Group Delay max 2 ns max 0 1 to 100 MH Controls Indicators Level Adjust pushbutton switches or REMOTE setting shown on LCD display Set to 25 to 25 dB 10 dBm max out Level Peak Red LED ligh...

Страница 5: ...ed B Status Requests Table 1 1 lists the status requests for the 1200 88 and briefly describes them Table 1 1 1200 88 Status Re equests Requests Command Syntax Description Command Status aaS0 Returns...

Страница 6: ...Q C 1 character either C command or S status N 1 digit command or status number 1 through 9 D 1 character or more of data depends on command stop byte Table 1 2 1200 88 Command ds Commands Command Syn...

Страница 7: ...ch high by 16 inch deep chassis A switching 12 24 5 VDC power supply provides power for the assemblies The 1200 88 can be secured to a rack using the 4 holes on the front panel Figure 2 1 shows how th...

Страница 8: ...output 10 dBm max BNC female 50 J4 CH2 INPUT 0 1 100 MHz input 50 to 0 dBm BNC female 50 CHANNEL 1 CHANNEL 2 J1 OUTPUT 1 5 2 3 4 6 7 8 9 J5 OUTPUT J2 INPUT FIGURE 2 2 Rear Panel I Os TABLE 2 1 J10 Pi...

Страница 9: ...LED Green LED indicates presence of DC power DS1 CH2 PEAK LED Red LED indicates CH2 output level exceeds 13dBm S2 VERT TOGGLE Vertical toggle switch that controls values in the Menu items when in prog...

Страница 10: ...ed Alarm is off Figure 2 3 6 To insure that CH1 and CH2 amplifiers are not being overloaded check that CH1 PEAK and CH2 PEAK LEDs DS3 and DS1 are off Figure 2 3 7 AC Fuse The fuse is a 5 mm X 20 mm 2...

Страница 11: ...u Execute switch verified by the Save Settings Menu If this sequence is not followed none of the changes will take effect If programming is initiated and no operator action takes place for approximate...

Страница 12: ...made as you make them and they will be saved immediately Press the Menu Execute button until you get to the desired gain setting GAIN 1 10 LEVEL1 5 R Pressing the Up Down switch to change the gain in...

Страница 13: ...10 LVL2 5 REMOTE OFF SCROLL SCROLL PUSH BUTTON SCROLL SCROLL PUSH BUTTON PUSH BUTTON Power Up Normal Display Menu 1 Gain 1 25 to 25 Menu 2 Gain 2 25 to 25 Menu 3 Set Unit to Remote Operation Menu 4 Se...

Страница 14: ...equipment is not compromised Additional space between unit may be required E Circuit Overloading Consideration should be given to the connection of the equipment to the supply circuit and the effect...

Страница 15: ...S 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 1200 88 Manual Rev A...

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