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Introduction

3

Component Description

Figure

 

1  

 

Antenna & Cable Monitor Outline

1

RF Input

Connect to the amplifier or combiner

2

Forward Monitor Port

Samples the forward traveling wave

3

Reflected Monitor Port

Samples the reflected wave

4

RF Output

Connect to the antenna or feeder

5

Mounting Holes

Four holes, two top and two bottom, for positioning 
the ACM on a rack. Supplied with 4-40 screws, will fit 
M3 holes.

6

Reset Switch

Press to reset the alarm. If an alarm trigger is still 
present, the alarm will reactivate

7

Operation/Test LED

Green LED that lights when the unit is powered

8

Alarm LED

Red LED that lights when an alarm is triggered

9

RS-232 Serial Port

9 pin female connector. Interface to a PC using a male 
9 pin RS-232 cable

10

Power/Alarm Parallel 
Port

15 pin female connector (15 pin male connector on 
models ACM-L2-DFDFTL-12SP and ACM-L2-DFDFTH-
48SP only). Connects to the power supply using a male 
15 pin cable. Also used for remote operation.

Содержание ACM H Series

Страница 1: ...Operation Manual Copyright 2019 by Bird Technologies Inc Instruction Book P N 920 ACM Rev N Thruline is a registered trademark of Bird Electronic Corporation Microsoft and Windows are registered trademarks of the Microsoft Corporation ...

Страница 2: ...t to remove the RF transmission line while RF power is present WARNING Do Not Service Or Adjust Alone Under no circumstances should any person reach into an enclosure for the purpose of service or adjustment of equipment except in the presence of someone who is capable of rendering aid WARNING Safety Earth Ground An uninterruptible earth safety ground must be supplied from the main power source to...

Страница 3: ... notes call attention to a procedure which if not correctly performed could result in damage to the instrument WARNING Leaking RF energy is a potential health hazard Never attempt to connect or disconnect equipment from the transmission line while RF power is being applied Severe burns electrical shock or death can occur WARNING Do not touch the center conductor of the power monitor ports while RF...

Страница 4: ...e to comply may result in permanent damage to the instrument CAUTION The maximum input voltage differential is 72 V Do not apply an input voltage differential greater than 72 volts Failure to comply may result in permanent damage to the instrument CAUTION The 15V supply should only be used to power the ACM Panel Do not connect anything else to the power supply CAUTION Do not use harsh or abrasive ...

Страница 5: ...EGURIDAD DEL INSTRUMENTO BENUTZUNG WIRD DAS GERÄT AUF ANDERE WEISE VERWENDET ALS VOM HERSTELLER BESCHRIEBEN KANN DIE GERÄTESICHERHEIT BEEINTRÄCHTIGT WERDEN UTILISATION TOUTE UTILISATION DE CET INSTRUMENT QUI N EST PAS EXPLICITEMENT PRÉVUE PAR LE FABRICANT PEUT ENDOMMAGER LE DISPOSITIF DE PROTECTION DE L INSTRUMENT IMPIEGO QUALORA QUESTO STRUMENTO VENISSE UTILIZZATO IN MODO DIVERSO DA COME SPECIFIC...

Страница 6: ...RTUNG DES GERÄTES GELTEN NUR FÜR GESCHULTES FACHPERSONAL ZUR VERMEIDUNG GEFÄHRLICHE ELEKTRISCHE SCHOCKS SIND WARTUNGSARBEITEN AUSSCHLIEßLICH VON QUALIFIZIERTEM SERVICEPERSONAL DURCHZUFÜHREN ENTRENTIEN L EMPLOI DES INSTRUCTIONS D ENTRETIEN DOIT ÊTRE RÉSERVÉ AU PERSONNEL FORMÉ AUX OPÉRATIONS D ENTRETIEN POUR PRÉVENIR UN CHOC ÉLECTRIQUE DANGEREUX NE PAS EFFECTUER D ENTRETIEN SI L ON N A PAS ÉTÉ QUALI...

Страница 7: ...FTH 48SP have no other variations Exception Models in ACM500 series do not support frequency range L0 and H and any of its variations Base Model Frequency Range MHz Input and output RF Connectors Monitor Port Connectors Power Supply Voltage ACM L0 108 144 NM Male N N Female N L 11 to 26 VDC ACM 500 L1 136 225 NF Female N T Female TNC H 36 to 72 VDC L2 225 520 DM Male 7 16 DIN B Female BNC M 470 96...

Страница 8: ...revision on the title page Chapter Layout Introduction Identifies the parts and functions of the ACM Theory of Operation Describes the ACM s alarm options Installation Provides instructions for installing the ACM at a site as well as detailed information on the cable connections Operating Instructions Explains computer commands for controlling the ACM and describes operation of the optional PCTool...

Страница 9: ...es 2 Component Description 3 Chapter 2 Theory of Operation 5 Alarm Response 5 Alarm Reset 5 Alarm Latching 5 VSWR Alarm 5 Alarm on Zero Power 6 High Power Alarm 6 Low Power Alarm 6 Push to Talk 6 Chapter 3 Installation 7 Unpacking and Inspection 7 Mounting 7 Cable Connections 7 Power Alarm Connector 8 RS 232 Connector 11 Panel Mount 12 Installation 12 Power Supply 12 RS 232 Port Setup 12 PCTool So...

Страница 10: ...h to Talk 18 Terminal Commands 19 T 19 C 19 A 19 Chapter 5 Maintenance 20 Inspection and Cleaning 20 Troubleshooting 21 Rack Mount Wiring 22 Customer Service 24 Specifications 25 General 25 Frequency Range 26 RF Power Range 26 Accuracy 26 Insertion Loss Max 26 VSWR Max 26 Replacement Parts 27 Limited Warranty 28 ...

Страница 11: ...2000 DCS EDGE Government GPRS GSM iDEN Industrial NPSPAC Microwave Military Paging Public Safety Rail SMR TDMA Tetrapol Trunking UHF Utilities VHF W CDMA and WLL When monitoring transmitter output power alarms available for low or high power Accurately monitors antenna and cable system VSWR Alarm triggered if antenna or cable fails Integral coupler measures small changes in VSWR through high feede...

Страница 12: ...igure 5 on page 10 for pin layout DB 15 Interface Connector Allows easy custom data cable connections to the ACM 9 pin RS 232 PC Interface Cables Connects the Antenna Monitor to a PC Available in either 10 or 50 foot lengths with male female connectors Refer to Figure 7 on page 11 for pin layout Rack Mount The Rack Mount Kit allows up to two ACMs to be installed in a standard 2U panel mount They a...

Страница 13: ...ith 4 40 screws will fit M3 holes 6 Reset Switch Press to reset the alarm If an alarm trigger is still present the alarm will reactivate 7 Operation Test LED Green LED that lights when the unit is powered 8 Alarm LED Red LED that lights when an alarm is triggered 9 RS 232 Serial Port 9 pin female connector Interface to a PC using a male 9 pin RS 232 cable 10 Power Alarm Parallel Port 15 pin female...

Страница 14: ...Antenna Cable Monitor Operation Manual 4 Figure 2 Panel Mount Outline ...

Страница 15: ... a Reset Alarm command Alarm Latching The alarm defaults to latching operation In this mode the alarm will stay active until reset In non latching mode the alarm will reset automatically about forty seconds after the trigger condition is corrected VSWR Alarm The ACM continuously monitors forward and reflected power From the power measurements the VSWR is calculated and compared to the allowed maxi...

Страница 16: ...ower is continuously monitored The alarm trigger is a percentage of the Monitor s full scale power from 0 125 If the forward power is greater than the trigger level an alarm is triggered Low Power Alarm When the low power alarm is enabled the forward power is continuously monitored The alarm trigger is a percentage of the Monitor s full scale power from 0 125 If the forward power is less than the ...

Страница 17: ...ird ACM is shipped complete and ready for use upon receipt After unpacking and inspecting the unit it is ready to be installed Mounting Mount the ACM in the feeder line between the combiner and the antenna Make sure that the alarm LED and reset button are accessible and that the connecting cables have proper clearance Cable Connections When connecting the Bird ACM to RF power use 50 ohm coaxial ca...

Страница 18: ...her terminal 10 or 11 may be connected to DC input ground as dictated by the power supply requirements High voltage models ACM x xxxxxH and ACM500 x xxxxxH require 36 to 72 VDC 48 V nominal 0 1 A Either terminal 10 or 11 may be connected to DC input ground as dictated by the power supply requirements WARNING Do not touch the center conductor of the power monitor ports while RF power is being appli...

Страница 19: ...to activate 0V or open to deactivate 5 TTL compatible reset 0 to 0 8 VDC resets alarm 6 8 Internal connection 9 Relay normally open contact open when relay is not energized closed when there is an alarm 10 DC input 36 to 72 VDC terminal ACM x xxxxxH models only See Figure 4 11 DC input 36 to 72 VDC terminal ACM x xxxxxH models only See Figure 4 12 13 DC input 11 to 26 VDC ACM x xxxxxL models only ...

Страница 20: ...t closed when relay is not energized open when there is an alarm 9 10 DC input and signal ground 11 12 No connection model ACM L2 DFDFTL 12SP only 13 DC input 9 to 18 VDC terminal model ACM L2 DFDFTL 12SP only See DETAIL A in Figure 6 DC input 36 to 72 VDC terminal model ACM L2 DFDFTL 48SP only See DETAIL B in Figure 6 14 DC input 9 to 18 VDC terminal model ACM L2 DFDFTL 12SP only See DETAIL A in ...

Страница 21: ... descriptions are given in Figure 7 Figure 7 DB 9 RS 232 Connector Pin Description 1 Carrier Detect always 5 VDC 2 Transmit Output RS 232 data signal 3 Receive Input RS 232 data signal 4 Data Set Ready Input connected but not used 5 Data Signal Ground 6 Data Terminal Ready Output connected but not used 7 Clear To Send shorted internally to Ready To Send 8 Ready To Send shorted internally to Clear ...

Страница 22: ...ected to the terminal strip The ACM RACK requires a customer provided power supply Connect the supply according to the manufacturer s instructions Rack Mount Wiring on page 22 for details on the panel wiring configuration RS 232 Port Setup The RS 232 port is configured for 9600 baud 8 data bits 1 stop bit and no parity This configuration is fixed in the firmware and cannot be modified Operate the ...

Страница 23: ...ransmission The commands available are detailed in Terminal Commands on page 19 PCTool Software Computer Requirements The Bird PCTool software will run on any computer running Windows 7 or higher To install and run the program your computer system must meet or exceed the requirements listed below 6 MB of Hard Drive space Display CD or DVD ROM Drive Mouse or other pointing device Follow the instruc...

Страница 24: ...th VSWR return loss match efficiency and transmitted power Figure 8 shows a sample of the display screen Refer to the software Help file for specific instructions Figure 8 Sample Display The main screen has two buttons at the bottom Trigger and Continuous Clicking on these will trigger readings Trigger will display a single reading while Continuous will take a new reading every second ...

Страница 25: ...rd Power Measured power is less than a setpoint Note Some models are not equipped with all alarm variations Master Alarm Enable Allows the alarms to work When this checkbox is unchecked all alarms will be disabled When it is checked the VSWR alarm will automatically be enabled while Alarm on Zero Power High Power Alarm and Low Power Alarm will be on or off depending on their checkboxes Relay Energ...

Страница 26: ...strument is ready to take measurements the microcontroller resets the circuitry to the default condition and then performs internal initialization tasks such as memory test hardware setup and reading EEPROM parameters Check the Alarm at Pwr Up box to have the alarm relay set enabled during the microcontroller initialization time This is the default setting Uncheck the Alarm at Pwr Up box to disabl...

Страница 27: ...ar its limit The following table shows the maximum possible VSWR measurement as a function of percentage of full scale forward input power Use this table as a guide to determine the VSWR trip point High Power Alarm Adjustable from 0 to 125 of the ACM s full scale power The alarm setpoint is entered as the of full scale Example A 100W full scale unit and an alarm is needed when the forward power ex...

Страница 28: ...checkbox to turn the Push to Talk feature off 3 Enter any value for the time up to 14 sec Note The time actually programmed on the ACM will be a multi ple of 156 25 ms For this reason the time displayed will be slightly different from the time set The actual delay from the PTT signal is uncertain because the PTT signal is asynchronous to the internal measurement samples The uncertainty is 156 25 m...

Страница 29: ...imal point and two digits of reverse power The first character following will be A if an alarm has been triggered until the alarm is reset and will be blank if there is no alarm The second character will be 0 if Alarm on Zero Power is disabled and 1 if Alarm on Zero Power is enabled C The C command will cause the unit to echo measurements repeatedly The format is identical to the T command The C c...

Страница 30: ...e off dust and dirt regularly Note Use a soft clean cloth dampened with mild detergent 2 Check connectors connector pins and cables for damage Note If needed clean the connectors using a self drying contact cleaner that leaves no residue WARNING Disconnect the unit from the RF power source and the AC line before any disassembly The potential for electrical shock exists CAUTION Do not use harsh or ...

Страница 31: ...r their corrective actions If a problem is not listed or is not corrected by the listed actions notify a qualified service center Problem Possible Cause Correction Operation Test LED does not illuminate No DC power Check power source Defective LED Return the unit to an authorized service center Alarm LED does not illuminate Defective LED Return the unit to an authorized service center High VSWR Di...

Страница 32: ...ack Mount styles The top terminal is not used For either model the power alarm connector is wired identically on both terminal strips The 15V 12V and 48V connectors have different connection callouts Be sure to use the correct wiring schematic for each specific model Figure 12 15V Wiring Schematic WARNING Shock hazard Remove AC power before attempting to service the equipment CAUTION The 15V suppl...

Страница 33: ...Maintenance 23 Figure 13 12V Wiring Schematic Figure 14 48V Wiring Schematic ...

Страница 34: ...ds to be returned for any reason request an Return Material Authorization RMA through the Bird Technologies website All instruments returned must be shipped prepaid and to the attention of the RMA number Bird Service Center 30303 Aurora Road Cleveland Solon Ohio 44139 2794 Fax 440 248 5426 E mail bsc birdrf com For the location of the Sales Office nearest you visit our Web site at http www birdrf ...

Страница 35: ...ors Male or Female N or 7 16 DIN Monitor Port Connectors Female N TNC or BNC Monitor Port Coupling 63 dB nominal Passive Intermodulation Products 130 dBc RS 232 Serial Port Connector Protocol Female DB 9 RS 232 9600 baud no parity 8 data bits 1 stop bit no handshake Power Alarm Parallel Port Female DB 15 connector Power Requirements ACM x xxxxxL ACM500 x xxxxxL ACM x xxxxxH ACM500 x xxxxxH ACM L2 ...

Страница 36: ...xxx H xxxxxx 108 144 MHz 136 225 MHz 225 520 MHz 470 960 MHz 960 2400 MHz ACM L0 xxxxxx All Other ACM models ACM500 xx xxxxxx 5 200 W 2 5 100 W 12 5 500 W ACM500 L1 L2 M ACM L0 L1 L2 M H 8 10 8 5 5 108 960 MHz 960 2400 MHz 0 1 dB 0 15 dB N Connectors 108 960 MHz 960 2400 MHz 1 07 1 1 1 1 7 16 DIN Connectors 108 960 MHz 960 2000 MHz 2000 2400 MHz 1 07 1 1 1 1 1 2 1 ...

Страница 37: ...0 ACM PCTool Software 7005A970 Rack Mount Kit With 15VDC power supply Without power supply ACM RACKU ACM RACK 9 pin RS 232 Interface Cable 50 ft 10 ft 5A2264 09 MF 50 5A2264 09 MF 10 DB 15 Interface Cable 50 ft male female 5A2264 15 MF 50 DB 15 Interface Connector SUBCON 15 M SH ...

Страница 38: ...ry such claim for breach of these warranties shall be deemed to be waived by Buyer unless made in writing within ten 10 days from the date of discovery of the defect The above warranties shall not extend to any products or parts thereof which have been subjected to any misuse or neglect damaged by accident rendered defective by reason of improper installation or by the performance of repairs or al...

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