Telenetics OM-AMPS-100 manual Cellular Transceiver Interface, Battery Operation

Page 32

Section 3

Specifications

Cellular Transceiver Interface

The cellular transceiver meets the AMPS standard and conforms to the specifications below:

Model number:

Wireless Link CVDM-3

 

with data and voice

 

interface module

Operating Frequency:

824 to 893.9 MHz

Number of Channels:

832

Operating voltage:

10.9 to 14.5 volts

DC current requirements:

1.5 amp @ max. transmit

power, 100 ma @ stand-by

 

RF output power:

3.0 Watts maximum

Antenna impedance:

50 ohms

Antenna type:

50 ohm, Omni-directional

 

VSWR is 1:2.0 or better

 

over operating frequency

Battery Operation

OMEGA is equipped with a maintenance-free rechargeable battery for continuous operation without interruption in the event that power to OMEGA is disabled.

Battery type:

Rechargeable, Lead-Acid,

 

maintenance free

Nominal output voltage:

12.0 to 12.8 Volts

Charge voltage:

13.2 to 13.8 Volts

Current capacity:

1.2 amp-hours minimum at

 

25° C

Expected operation life:

5 years

Operating temperature:

-40 to +70° C

32

OMEGA Installation, Operation, and Maintenance Manual

Page 31 Page 33
Image 32
Page 31 Page 33
Contents OMEGA Page Table of Contents Using the Configuration Program Specifying a Default Port Anti-streaming Command Summary Table of Contents Preface Product OverviewFigure P-1. Omega Application Ancillary Documentation Preface Installation Contents Hardware Features IntroductionSelecting a location for installing Omega Finding a Suitable LocationUnpacking Installing OmegaAvoiding Hazards Required Materials and Tools Mounting OmegaMounting Omega Mounting an AntennaConnecting the Input Voltage Source Connecting an Input Voltage Source Connecting the Endpoint Device Powering Up Omega LEDCall Origination Testing Operating OmegaVerifying the Cellular Transceiver Unit Activating Your Cellular TransceiverCall Answer Testing Contents Troubleshooting Contents Troubleshooting Checking the Main Power SupplyReinitializing Omega Checking the Battery VoltageChecking the Antenna Specifications Specifications Operation Modem InterfaceBattery Operation Cellular Transceiver InterfaceSwitches and LED Indicators Power SupplyEnvironmental Specifications Mechanical SpecificationsConnectors Agency Compliance EMI/RFISection Specifications Section Using Configuration Program Section Using the Configuration Program Prerequisites Getting Started Reading the Cellular Telephone Signal COM Port PromptExample of Signal Bar Programming a Telephone NumberChanging the Login Password Entering the Cellular Telephone’s SIDExiting the Configuration Program Section External Antenna Guidelines Section External Antenna Guidelines RF Signal General GuidelinesHigh Voltage Areas GainAntenna Placement External Antenna Selection CriteriaDistance from the Antenna to the Closest Cell Site Degrees of Down-tilt on the Cell Site Antenna ArrayCable for Connecting the Antenna to Omega Electrical InterferenceDistance from the Antenna to Omega Height Above Ground Level of the AntennaElevated Feed 3dB Gain Antenna Types of External AntennasDirectional Antenna Determining the Best External Antenna Location Contact InformationSection External Antenna Guidelines Appendix a Port Expansion Module Option Appendix a Port Expansion Module Option Package Contents Field InstallationFirgure A-1. Sliding the Module into the Card Guides Figure A-2. Connecting the RJ-11 Jacks Time Delay Method Automatic Connection Testing the Module PortsConnecting Endpoint Devices Example Atdt 19495552468,,,4 Enter Second Dial Tone Method Manual ConnectionSpecifying a Default Port Anti-streaming Command Summary To… Do the Following…Appendix B Warranty Compliances Appendix B Warranty & Compliances BWarranty and RMA Statement Limitations FCC Part 15 Statement FCC StatementFCC Interference Statement Comments About This Manual Index Index
Top Page Image Contents