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Microsemi ATS-6501B T-Flex - User Manual

Microsemi ATS-6501B T-Flex
222 pages
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ATS-6501 T-Flex
ATS-6501B T-Flex
ATS-6501B SAASM T-Flex
GPS Time & Frequency Standard
Users Guide
Software Version 5.2.X
Release V
Jan 2017

Table of Contents

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Summary

Installation

Powering on the ATS-6501

Step-by-step guide for applying power and the initial self-test sequence of the ATS-6501.

Communicating with the ATS-6501

Instructions for establishing network (LAN) or serial connections for system communication and configuration.

Antenna Installation

Guidelines for selecting antenna location, mounting, and ensuring proper GPS signal reception.

ATS-6501 Installation

Procedures for rack mounting the ATS-6501, installing power supplies, and input/output cards.

Antenna Delay Calibration

Process for calibrating antenna delay to ensure accurate timing outputs and system synchronization.

Using an External Frequency Reference

Guidance on connecting and configuring an external frequency reference for improved stability.

Setting the System Time Manually

Methods for setting system time manually when GPS is unavailable, using force_time and DPLL.

Operations

Front Panel

Overview of front panel indicators for system status, alarms, and operational states.

Software

Information on current software version, GPS firmware, and procedures for software updates.

User Interfaces

Details on accessing the system via Telnet, command port, diagnostic port, and status port.

Status Command

Using the status command to retrieve overall system status, health, and measurement results.

System Verification

Steps to verify system operation by checking parameters like GPS tracking, signal quality, and hardware status.

Theory of Operations

Startup Sequence

The specific sequence of internal device startup for generating synchronized timing outputs.

Maintenance

Troubleshooting

Front Panel Indications

Using front panel indicators to assess unit status and operation under normal conditions.

Alarm Light

Understanding the causes and indications of the red alarm light for hardware failures or out-of-spec conditions.

Troubleshooting Summary

A table summarizing active alarms and the corresponding steps to resolve them.

Appendix D Detailed Command Information

antenna_delay

Sets the GPS antenna delay to ensure accurate timing outputs by offsetting propagation delay.

force_time

Manually sets the time and enables outputs when GPS is unavailable and steer source is Manual.

position_mode

Sets the GPS position mode (Auto, Manual, Dynamic) to optimize timing performance based on application.

Appendix E System Recovery Without GNSS

Appendix F System Monitoring and Control Protocol (SMCP)

Appendix G System Configuration (syscfg)

Microsemi ATS-6501B T-Flex Specifications

General IconGeneral
FrequencyL1, 1575.42 MHz
Update Rate1 Hz
Tracking Sensitivity-160 dBm
Power Supply3.3 VDC
Horizontal Accuracy2.5 m
Accuracy2.5 m
OutputNMEA 0183
Operating Temperature-40°C to +85°C
InterfaceRS-232
ProtocolsNMEA 0183

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