Bird-technologies ACM Series-Manual Manuel d'utilisateur

INSTRUCTION BOOKANTENNA & CABLE MONITORSERIES ACMBird® Electronic Corporation 30303 Aurora Road Cleveland (Solon), Ohio 44139Sales & Technica

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xiTable of ContentsSafety Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iiiSafety Symbols . . . . . . . . . .

xiiPCTool Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13Computer Requirements . . . . . . . . . . . . . . .

1Chapter 1 IntroductionDesigned for 50 ohm coaxial transmission lines, the Bird Antenna & Cable Monitor is the solution for monitoring transmissio

Bird Technologies2Optional AccessoriesRefer to "Replacement Parts" on page 26 for part numbers of accessories.Digital Display - Displays the

Introduction3Component DescriptionFigure 1 Antenna & Cable Monitor Outline1 RF Input Connect to the amplifier or combiner2 Forward Monitor Port

Bird Technologies4Figure 2 Panel Mount Outline3.00”(77 mm)19.0”(483 mm)3.47”(82 mm)INPUTOUTPUTNONCCOMMONALARMRESETEARTH GNDEARTH GND+15VVELCROMOUNT

5Chapter 2 Theory of OperationAlarm ResponseWhen an alarm is triggered, the Bird Antenna & Cable Monitor turns on the alarm LED and activates a Fo

Bird Technologies6Alarm on Zero PowerWhen the forward power is very small (< 2.5% of full scale), the mea-sured VSWR becomes large due to the noise

7Chapter 3 InstallationThis chapter provides information for preparing the Bird Antenna & Cable Monitor for use.Unpacking and Inspection1. Careful

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Bird Technologies8Connect the amplifier or combiner to the Monitor’s input. Connect the antenna or feeder to the output.To monitor the RF waveform, co

Installation9Figure 3 DB-15 Power/Alarm Connector, FemaleFigure 4 Power/Alarm Connector Wiring, FemalePin Description1 Relay, normally closed co

Bird Technologies10Figure 5 DB-15 Power/Alarm Connector, MaleFigure 6 Power/Alarm Connector Wiring, MalePin Description1-3 Internal connection4

Installation11RS-232 ConnectorThe RS-232 connector carries ASCII data between the Antenna Moni-tor and a display panel or PC. If a PC is connected to

Bird Technologies12InstallationTo install a Bird Antenna Monitor in the panel mount, follow these instructions (Refer to Figure 2 on page 4):1. Unbuck

Installation13PCTool SoftwareComputer RequirementsThe Bird PCTool software will run on any computer running Windows NT or Windows 95/98/2000. To insta

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15Chapter 4 Operating InstructionsPCTool SoftwareMain ScreenThe PCTool communicates with and configures the Bird Antenna & Cable Monitor. It displ

Bird Technologies16Com SettingsThe PCTool software must be set to use the correct Com Port to com-municate with the Antenna Monitor. The default is Co

Operating Instructions17Figure 10 Options MenuLatch Alarms - Sets whether the alarm will reset automatically in the absence of an alarm condition.W

iiiSafety PrecautionsThe following are general safety precautions that are not necessarily related to any specific part or procedure, and do not neces

Bird Technologies18VSWR Alarm - Adjustable from 1.3 to 2.5 by increments of 0.1. To allow the VSWR alarm to trigger even at low forward power (< 2.

Operating Instructions19Push-to-TalkSetting Push-to-Talk1. Open the Power Monitor Options dialog. 2. Do one of the following:z Check the Enable checkb

Bird Technologies20Terminal CommandsThere are three commands which can be sent when the Bird Antenna Monitor is connected to a terminal.“T”The “T” com

21Chapter 5 MaintenanceThis chapter contains troubleshooting instructions, part information, and specifications for the Bird Antenna & Cable Monit

Bird Technologies22Panel Mount WiringThe power/alarm connectors for the Bird ACM Panel Mount are pro-vided wired to the terminal strips. Figure 12, Fi

Maintenance23Figure 14 48V Wiring Schematic+48V–NONCCOMMONALARMRESETEARTH GND

Bird Technologies24Customer ServiceAny maintenance or service procedure beyond the scope of those pro-vided in this chapter should be referred to a qu

Maintenance25SpecificationsGeneralDirectivity, Min. 108 – 960 MHz 960 – 2400 MHz 30 dB 26 dBVSWR Alarm Setpoint 1.3:1.0 to 2.5:1.0 by 0.1:1.0 steps. R

Bird Technologies26Frequency RangeRF Power RangeAccuracyInsertion Loss, Max.VSWR, Max.Replacement PartsACM500- ---- L1 L2 M ----ACM- L0-xxxxxx L1-xxxx

27Limited WarrantyAll products manufactured by Seller are warranted to be free from defects in material and workmanship for a period of one (1) year,

Bird TechnologiesivSafety Symbols Note: Calls attention to supplemental information.Warning StatementsThe following safety warnings appear in the t

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vCaution StatementsThe following equipment cautions appear in the text and are repeated here for emphasis.See page 8.See page 8.See page 11.See page 2

Bird TechnologiesviSafety StatementsUSAGEANY USE OF THIS INSTRUMENT IN A MANNER NOT SPECIFIED BY THE MANUFACTURER MAY IMPAIR THE INSTRUMENT’S SAFETY P

viiSERVICESERVICING INSTRUCTIONS ARE FOR USE BY SERVICE - TRAINED PERSONNEL ONLY. TO AVOID DANGEROUS ELECTRIC SHOCK, DO NOT PERFORM ANY SERVICING UNLE

Bird TechnologiesviiiAbout This ManualSample Model ACM–M–DMNFTL470 – 960 MHz ACM with male 7/16 input, female N output,female TNC monitor ports, requi

ixChapter LayoutIntroduction — Identifies the parts and functions of the ACM.Theory of Operation — Describes the ACM’s alarm options.Installation — Pr