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34 

Chapter 3

  Installation Instructions 

Table 3.I  

Standard Transmitter J3 Pin Number Descriptions

 

Pin 
Number 

Description  Pin 

Number 

Description 

J3-1 

NC 

J3-20 

W G 

 

J3-2 

NC 

J3-21 

BATT A MAJ + 

J3-3 

UC 1 + 

J3-22 

BATT A MAJ 

  

J3-4 

UC 1 

 

J3-23 

BATT B MAJ + 

J3-5 

UC 2 + 

J3-24 

BATT B MAJ 

 

J3-6 

UC 2 

 

J3-25 

DATA OUT +* 

J3-7 

UC 3 + 

J3-26 

DATA OUT 

* 

J3-8 

UC 3 

 

J3-27 

NC  

J3-9 

UC 4 + 

J3-28 

NC 

J3-10 

UC 4 

 

J3-29 

NC 

J3-11 

UC 5 + 

J3-30 

NC 

J3-12 

UC 5 

 

J3-31 

NC 

J3-13 

UC 6 + 

J3-32 

NC 

J3-14 

UC 6 

 

J3-33 

BATT A VOLT 

J3-15 

UC 7 + 

J3-34 

BATT B VOLT 

J3-16 

UC 7 

 

J3-35 

USER ANAL VOLT 

J3-17 

DOOR + 

J3-36 

TEMP VOLT 

J3-18 

DOOR 

 

J3-37 

GROUND 

J3-19 

W G + 

 

 

*Data out + and - are the balanced alarm signal output pair to the 
amplifier. They may be used for test or special applications. 

 
 

Summary of Contents for RMAS-120

Page 1: ...Market Blvd STE 101 Sacramento California 95843 USA Telephone 1 916 928 6000 Facsimile 1 916 928 6060 www peninsulaengineering com RMAS 120 Alarm For Microwave RF Repeater Systems Operations Manual 550 0782 01 Revision F1 December 2021 ...

Page 2: ...son firm or corporation without the express written permission of Peninsula Engineering Solutions the materials and information herein Confidential Information means any Peninsula Engineering Solutions proprietary information technical data know how product plans products services software designs drawings hardware configuration information and tables featured in this manual The information contai...

Page 3: ... is available locally at both the transmitter and receiver for further extension to other supervisory equipment Standard telemetry transmission uses the very microwave signals being repeated Standard telemetry automatically combines two AGC Automatic Gain Control inputs via the diversity receiver interface while canceling the noise Alternative telemetry transmission by out of band UHF radio link e...

Page 4: ...R RM MA AS S 1 12 20 0 A Al la ar rm m ii Product Applications and Features This page intentionally left blank ...

Page 5: ... 1 5 2 Standard Transmitter 5 1 5 3 SNMP UHF Radio Extension Transmitter subsystems 900 MHz 6 1 5 4 Standard Receiver 7 1 5 5 Terminal Microwave Radio Requirements for AM data recovery 7 1 6 Ordering Information 8 2 TECHNICAL DESCRIPTION 11 2 1 System Description 11 2 2 Standard Transmitter 12 2 3 Alarm Descriptions 12 2 3 1 Transmitter Alarm LEDs 13 2 3 2 Standard Alarm Data Transmission 13 2 4 S...

Page 6: ...3 3 2 Field Installation 24 3 3 3 Field Adjustments 27 3 3 4 Uncommitted Inputs 27 3 3 5 Waveguide Pressure Switch Optional 28 3 3 6 Battery Temperature Transducer 29 3 3 7 RF Low Power Alarm Setting 30 3 3 8 Amplifier modulation Setting 31 3 3 9 Opto Coupler Strapping 33 3 3 10 User Interface 33 4 MAINTENANCE AND TROUBLESHOOTING 35 4 1 Routine Maintenance 35 4 2 Troubleshooting 35 4 2 1 Standard ...

Page 7: ...re 3 6 Tandem RF Repeater Configurations 32 LIST OF TABLES Table 1 Reference Documents 2 Table 1 A Alarm System Assemblies 8 Table 1 B Spare Parts and Modules 8 Table 1 C Accessory and Modification Kits 9 Table 2 A Alarm Monitoring Points 11 Table 3 A Standard Receiver Temperature Conversion 19 Table 3 B J1 Pin Number Assignments 21 Table 3 C J2 Pin Number Assignments 22 Table 3 D Battery Voltage ...

Page 8: ...R RM MA AS S 1 12 20 0 A Al la ar rm m vi Table of Contents This page intentionally left blank ...

Page 9: ...tallation Instructions The chapters of this manual are organized as follows Chapter 1 Introduction and System Overview includes a general product description a functional description technical specifications and ordering information Chapter 2 Technical Description explains the function and operation of the RMAS 120 Chapter 3 Installation Instructions outlines the procedures to install the standard...

Page 10: ... Std Tx SNMP UHF 24 EAS 0782 26 SNMP ETH 1 0 Schematic wiring diagram Std Tx SNMP 26 EAS 0782 27 SNMP ETH 2 0 Schematic wiring diagram Std Tx SNMP 27 EAS 0782 28 SNMP ETH 3 0 Schematic wiring diagram Std Tx SNMP 28 EAS 0782 29 SNMP ETH 4 0 Schematic wiring diagram Std Tx SNMP 29 1 3 General Information The Peninsula Engineering Solutions Microwave Repeater Monitor and Alarm System hereafter referr...

Page 11: ...r the stronger input signal of diversity systems Alarm transmitter only versions are available for applications requiring local alarm outputs at the repeater site only or for local conversion to SNMP followed by network connection by local Ethernet or radio transport to network Ethernet connection point 1 4 Product Description The standard RMAS 120 system consists of a set of transducers and senso...

Page 12: ...R RM MA AS S 1 12 20 0 A Al la ar rm m 4 Chapter 1 Introduction and System Overview Figure 1 1 Location of the RMAS 120 transmitter in an RF Repeater ...

Page 13: ...r Scale Receiver Output Battery A Voltage 0 30 VDC 3 1 0 10 VDC Battery B Voltage 0 30 VDC 3 1 0 10 VDC Battery Plant Temperature 0 5 VDC 1 2 0 10 VDC 1 Uncommitted User Defined Voltage 0 30 VDC 3 1 0 10 VDC Voltage Telemetry Accuracy 100 mV maximum 1 5 2 Standard Transmitter Power Requirements Voltage 10 5 20 VDC or 20 0 40 VDC selectable Current 12 VDC configuration LEDs OFF 70 mA All 21 LEDs ON...

Page 14: ...Pressure U C 1 U C 2 U C 3 U C 4 Battery A Major Battery B Major Low RF Pwr F1 Low RF Pwr F2 Low RF Pwr F3 Low RF Pwr F4 Low RF Pwr F5 Low RF Pwr F6 AMPL A1 Major AMPL A2 Major AMPL A3 Major AMPL A4 Major AMPL A5 Major AMPL A6 Major Enclosure Door W G Pressure U C 1 U C 2 U C 3 U C 4 U C 5 U C 6 U C 7 Battery A Major Battery B Major Low RF Pwr F1 Low RF Pwr F2 Low RF Pwr F3 Low RF Pwr F4 Low RF Pw...

Page 15: ...vironmental Ambient Temperature 0 to 60 C Humidity 90 Altitude 15 000 feet 4600 meter maximum Mechanical Mounting 19 inch Rack Mount Assembly 1 RU 5 front projection Weight 5 pounds 1 5 5 Terminal Microwave Radio Requirements for AM data recovery For proper recovery of the standard amplitude modulated AM serial data the terminal microwave radio receiver must meet the following specifications AGC V...

Page 16: ...s 1 2 900 MHz UHF ETH Radio 900 0782 22 2 0 RF Repeaters 3 4 900 MHz UHF ETH Radio 900 0782 23 3 0 RF Repeaters 5 6 900 MHz UHF ETH Radio 900 0782 24 4 0 RF Repeaters 7 8 900 MHz UHF ETH Radio 900 0782 26 1 0 RF Repeaters ALM Tx only 1 2 SNMP on Ethernet 900 0782 27 2 0 RF Repeaters ALM Tx only 3 4 SNMP on Ethernet 900 0782 28 3 0 RF Repeaters ALM Tx only 5 6 SNMP on Ethernet 900 0782 29 4 0 RF Re...

Page 17: ...oax 500 Ft LG 091 0800 04 UHF 900M Antenna Kit High Icing long 3 8 coax 500 Ft LG 091 0800 06 UHF 900M Antenna Kit Radome Yagi medium 1 2 coax 250 Ft LG 091 0800 07 UHF 900M Antenna Kit Exposed Yagi medium 1 2 coax 250 Ft LG Standard antenna kits include exposed element Yagi antennas High Icing antenna kits include radome enclosed Yagi antennas Orders should include a shipping destination and a bi...

Page 18: ...R RM MA AS S 1 12 20 0 A Al la ar rm m 10 Chapter 1 Introduction and System Overview This page intentionally left blank ...

Page 19: ...el modulation ensure that the RMAS 120 does not interfere with normal radio link performance of virtually any type of analog or digital microwave radio such as 155 Mb s OC 3 rate in 64 QAM or 128QAM radio systems The alternative RMAS 120 system includes the standard transmitter module and UHF telemetry radio link or SNMP Ethernet equipment Selected alarm point closures and telemetry measurements g...

Page 20: ... Committed 7 Uncommitted MC 68HC711 Microcontroller FILTER AMPLIFIER BALANCED OUTPUT 4 27 2 6 Figure 2 1 RMAS 120 Standard Transmitter Block Diagram Amplifier status is monitored through the use of current comparator circuit Generally when there is a problem in an amplifier the current drain for the amplifier will either increase or decrease An alarm will activate if the current drain on any one o...

Page 21: ...ystem s 20 predefined digital inputs activates an LED on the transmitter when an alarm triggers The summary LED indicator on the transmitter will activate if any of the 27 alarm inputs predefined or uncommitted triggers LEDs remain lit as long as an alarm is active To test the LEDs press the button on the far lower left side of the transmitter All alarm LEDs will light while the button is pressed ...

Page 22: ... amplitude shift of the carrier signal providing demodulation The alarm signal modulation is removed from the terminal radio AGC at the first terminal radio receiver The signal path through the receiver is as follows 1 In applications that utilize radio diversity receivers the signal passes through diversity control circuitry This circuit analyzes the two AGC inputs applying the stronger AGC input...

Page 23: ...orresponding to the digital inputs are evaluated by a software check which monitors the data stream in packets of three 3 b consecutive bits If these bits are identical the data is correct and the condition is displayed or reported The update time for any new data is 9 to 12 seconds ...

Page 24: ...age level readings are calibrated from 0 0 V to 10 0 V and should be multiplied by 3 for the actual voltage level The battery temperature is given in voltage Use the Temperature Conversion Table to convert the voltage to degrees in Celsius see Section 3 3 6 Battery Temperature Transducer page 29 The analog voltage readings positive respect to GND can be brought to the user interface connector 2 4 ...

Page 25: ...ery agent sign the waybill for verification Also notify the transfer company as soon as possible submit a damage report to the carrier and inform the Customer Services department of Peninsula Engineering Solutions in writing After unpacking the equipment inventory the contents against the packing lists Inspect the unit thoroughly for damage hidden by the packaging Save original shipping and packin...

Page 26: ...positive voltage inputs to the and terminals accordingly and strap the terminal to the GND terminal For positive input voltage negative ground connect the positive and negative voltage inputs to the and terminals accordingly and strap the terminal to the GND terminal 4 Make the AGC input connections or inputs for diversity applications to the terminal block marked as AGC and DIV AGC see Figure 3 2...

Page 27: ... the voltage readings for battery A battery B battery temperature and the uncommitted voltage source See Table 3 A for the voltage temperature conversion NOTE The test points for battery voltages and the uncommitted voltage are scaled 3 1 Therefore multiply the reading at the corresponding test point by 3 for the actual value at each telemetry channel 10V x 3 30V at the repeater Table 3 A Standard...

Page 28: ...emperature C 2 2 V 4 x 10 Temperature 1 8 x 10 Temperature 18 C Once receiver power is on the SYNC LOSS LED flashes due to the lack of alarm data from the transmitter Disregard the panel readings and displays at this time and proceed with the installation of the transmitter unit The RCVR DATA test point should be used for observation purposes as to the presence of the alarm input data See Table 3 ...

Page 29: ... Definition J1 1 UC 6 J1 14 DOOR J1 26 NC J1 2 UC 5 J1 15 DOOR J1 27 NC J1 3 UC 5 J1 16 AMP 8 J1 28 NC J1 4 UC 4 J1 17 AMP 8 J1 29 NC J1 5 UC 4 J1 18 AMP 7 J1 30 NC J1 6 UC 3 J1 19 AMP 7 J1 31 NC J1 7 UC 3 J1 20 GROUND J1 32 NC J1 8 UC 2 J1 21 USER ANAL VOLT J1 33 SYNC MON J1 9 UC 2 J1 22 TEMP VOLT J1 34 SYNC MON J1 10 UC 1 J1 23 BATT B VOLT J1 35 UC 7 J1 11 UC 1 J1 24 BATT A VOLT J1 36 UC 7 J1 12...

Page 30: ...6 AMP 6 J2 2 PWR F7 J2 15 PWR F1 J2 27 AMP 5 J2 3 PWR F7 J2 16 BATT B J2 28 AMP 5 J2 4 PWR F6 J2 17 BATT B J2 29 AMP 4 J2 5 PWR F6 J2 18 BATT A J2 30 AMP 4 J2 6 PWR F5 J2 19 BATT A J2 31 AMP 3 J2 7 PWR F5 J2 20 GND J2 32 AMP 3 J2 8 PWR F4 J2 21 NC J2 33 AMP 2 J2 9 PWR F4 J2 22 NC J2 34 AMP 2 J2 10 PWR F3 J2 23 NC J2 35 AMP 1 J2 11 PWR F3 J2 24 NC J2 36 AMP 1 J2 12 PWR F2 J2 25 AMP 6 J2 37 PWR F8 J...

Page 31: ...are for local use or connection to other supervisory equipment All signals identified as or are the opto coupler outputs for the digital points The SYNC MON pair is an additional opto coupler output indicating the status of the receiver synchronization to the transmitter data stream A contact flashing on this pair indicates the loss of input data Loss of data could be due to either radio or Repeat...

Page 32: ...tall the Transmitter 1 Place the Alarm transmitter unit over the studs on the door of the Repeater cabinet and tighten the unit with flange nuts see Figure 3 5 2 Connect the 37 pin connector plug from the Repeater wiring harness to the connector marked REPEATER CONNECTOR on the transmitter NOTE Some microwave Repeater models have a different type of connector For such Repeaters a special adapter c...

Page 33: ...R RM MA AS S 1 12 20 0 A Al la ar rm m 25 Chapter 3 Installation Instructions Figure 3 4 Standard Transmitter Assembly ...

Page 34: ...RMAS 120 26 Chapter 3 Installation Instructions Figure 3 5 Standard Transmitter Assembly Front View ...

Page 35: ...me physical locations PCB marking changed JP 3 near board edge JP 3 away from edge JP 5 Battery Alarm 1 2 near red LEDs 2 3 away from red LEDs It is useful to place the LEDs in continuous display mode during the installation procedure This is done by placing the LED SWITCH jumper strap located on the lower left corner of the board in the DIS switch disabled position Place the PWR ON switch in the ...

Page 36: ...m in the RMAS 120 when the gas pressure from the pressure connection decreases to within 1 psi pounds per square inch of the ambient air pressure This will alert supervisors that antenna feeders are no longer properly pressurized The wiring for the switch assembly is configured as a Form C Relay with wire colors as follows Red Normally Closed not used Brown Center Blue Normally Open Alternatively ...

Page 37: ...ctor is 18 NPT Use pipe thread compound or Teflon tape on the threads 11 Tighten the connection at the pressure connector and ensure that there is no leakage 3 3 6 Battery Temperature Transducer Locate the Battery Temperature Transducer Assembly part number 087 0444 01 This assembly converts temperature to DC voltage The transducer is calibrated to read 0 volts for 40 C and 10 V for 60 C The scale...

Page 38: ...mplifier into the transmitter assembly via a coaxial cable For each frequency 1 Set the output power of the radio channel of the desired frequency to the level considered to be an alarm condition 2 Measure the DC voltage at the output connector marked DC MON of the amplifier module At this point the coaxial cable is connected to the transmitter marked RF PWR MON IN Normally the transmitter is ship...

Page 39: ...ally a stand along transmitter module is shipped with all 8 switches set in the ON position Any microwave carrier frequency can only be modulated ONCE There are several crucial points in determining the modulation setting Modulate the frequency that the alarm receiver is connected to at the terminal radio receiver For example if the alarm receiver is connected to the AGC of F1 radio receiver then ...

Page 40: ...R RM MA AS S 1 12 20 0 A Al la ar rm m 32 Chapter 3 Installation Instructions Figure 3 6 Tandem RF Repeater Configurations ...

Page 41: ...nection to other supervisory equipment such as the RMAS 120 UHF Radio Link equipment See Table 3 H and Table 3 I for pin descriptions of the two user connectors at the transmitter site Table 3 H Standard Transmitter J2 Pin Number Descriptions Pin Number Description Pin Number Description J2 1 PWR F1 J2 20 AMP 2 J2 2 PWR F1 J2 21 AMP 3 J2 3 PWR F2 J2 22 AMP 3 J2 4 PWR F2 J2 23 AMP 4 J2 5 PWR F3 J2 ...

Page 42: ... B MAJ J3 5 UC 2 J3 24 BATT B MAJ J3 6 UC 2 J3 25 DATA OUT J3 7 UC 3 J3 26 DATA OUT J3 8 UC 3 J3 27 NC J3 9 UC 4 J3 28 NC J3 10 UC 4 J3 29 NC J3 11 UC 5 J3 30 NC J3 12 UC 5 J3 31 NC J3 13 UC 6 J3 32 NC J3 14 UC 6 J3 33 BATT A VOLT J3 15 UC 7 J3 34 BATT B VOLT J3 16 UC 7 J3 35 USER ANAL VOLT J3 17 DOOR J3 36 TEMP VOLT J3 18 DOOR J3 37 GROUND J3 19 W G Data out and are the balanced alarm signal outp...

Page 43: ...ntenance To perform a routine check of the RMAS 120 1 Observe the installation area and correct any problems both sites 2 Confirm that the units are securely mounted both sites 3 Confirm that all installation wiring is in good condition and all wiring connections are tight both sites 4 Measure battery voltage and temperature values and compare them with the values at the receiver Contact Peninsula...

Page 44: ...m data at the test point labeled DATA of RCVD on the front panel If the signal is not present contact Peninsula Engineering Solutions 4 3 Return Procedure Once it is determined that a unit is faulty or technical assistance is necessary contact the Peninsula Engineering Solutions Customer Service and Repair Department A representative will provide information on returning or repairing the unit and ...

Page 45: ...illiwatt C E Carrier to Echo Ratio The ratio between the mean signal level of the desired radio signal and copies of the same signal delayed in time typically expressed in dB C I Carrier to Interface Ratio The ratio between the mean signal level of the desired radio signal and the signals from other interfering sources typically expressed in dB CPC Circular Plastic Connector CRC Cyclical Redundanc...

Page 46: ...k Envelope Power PLL Phase Locked Loop RF Radio Frequency RFI Radio Frequency Interference RPE Radiation Pattern Envelope antennas RSL Receive Signal Level RSSI Relative Signal Strength Indicator Rx RCVR Receive or receiver Simulcast The process of transmitting the same signal from two or more sites simultaneously SHF Superhigh Frequency 3 30 GHz SNMP Simple Network Management Protocol Supervision...

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