Product Manual
Table Of Contents
- How To Use this Documentation
- Table of Contents
- Chapter 1. Introduction
- Chapter 2. RTK Surveying Preliminary Steps
- Chapter 3. Post-Processed Surveying
- Chapter 4. Precise Surveying - Field Applications & Concepts
- Chapter 5. RTK Implementation
- Chapter 6. Troubleshooting
- List of Alarms
- Receiver is Not Tracking Satellites
- Receiver is Not Logging Data
- Radio Data Link Fails to Provide Base Corrections to Rover
- Data Link Okay but No Fixed Position Computed
- Rover is Computing Positions with High Uncertainties
- Logging Data for RTK Troubleshooting Purposes - Reporting a Problem to Ashtech Tech Support
- Chapter 7. Miscellaneous
- ATOM File Naming Conventions
- Reverting to V1 for All ATOM Messages Generated by the Receiver
- Time-tagged RTK vs. FAST RTK Position Output
- Special Button Combinations Summary
- Reset Procedure
- Using a USB key to Save/Upload Receiver Configurations or Copy User Data
- Asking a Rover to Use the Same Local Coordinate System as the Base
- Firmware Upgrade Procedure
- Enabling a Firmware Option
- Configuring Serial Port A
- Installing a SIM Card
- Changing the Radio Module or Using One for the First Time
- Direct IP Connection To Your Own Base Through GPRS Modem and RTDS Software
- Using a Background Map In FAST Survey
- Default Settings
- ProMark 800 Serial Commands & Data Outputs Supplement
- Appendix A. Using Serial Commands
- Appendix B. Set Command Library
- AGB: Enabling/Disabling GLONASS Bias Adjustments
- ANH: Antenna Height
- ANP,PCO & ANP,EDx: Creating/Editing Antenna Definitions
- ANP,DEL: Delete User-Defined Antenna
- ANP,OUT: Defining a Virtual Antenna
- ANP,REF: Naming the Antenna Used at the Base
- ANR: Antenna Reduction Mode
- ANT: Antenna Height
- ATL: Debug Data Recording
- ATM: Enabling/Disabling ATOM Messages
- ATM,ALL: Disabling All ATOM Messages
- ATM,PER: Setting Unique Output Rate for all ATOM Messages
- ATM,VER: Setting the Version of ATOM Messages
- BAS: Differential Data Type
- BEEP: Beeper Setup
- BRD: Enabling/Disabling the RTC Bridge Function
- BTH,NAME: Bluetooth Device Name
- BTH,PIN: Bluetooth Device Pin Code
- CFG: GNSS Tracking Configuration
- CMD,LOD: Running a List of $PASH Commands
- CMD,WTI: Inserting Wait Times
- CMR,TYP: CMR Message Type and Rate
- CPD,AFP: Setting the Confidence Level of Ambiguity Fixing
- CPD,FST: RTK Output Mode
- CPD,MOD: Base/Rover/Backup Mode
- CPD,NET: Network Corrections
- CPD,REM: Differential Data Port
- CPD,RST: RTK Process Reset
- CPD,VRS: VRS Assumption Mode
- CTS: Handshaking
- DBN,TYP: DBEN Message Type & Output Rate
- DIP: Server Connection
- DIP,OFF: Terminating Direct IP Connection
- DIP,ON: Establishing the Programmed Direct IP Connection
- DIP,PAR: Setting Direct IP Parameters
- DRI: Raw Data Recording Rate
- DSY: Daisy Chain
- DYN: Receiver Dynamics
- ELM: Setting the Elevation Mask for Raw Data Output
- FIL,D: Deleting Files
- FIL,DEL: Deleting Files and Directories
- GAL: Galileo Tracking
- GLO: GLONASS Tracking
- GPS: GPS Tracking
- INI: Receiver Initialization
- LCS: Enabling/Disabling Use of Local Coordinate System
- LOG,DEL: Deleting Log Files
- LOG,PAR: Log File Settings
- LTZ: Time Zone
- MDM,INI: Initializing the Modem
- MDM,OFF: Powering Off the Internal Modem
- MDM,ON: Powering On the Internal Modem
- MDM,PAR: Setting the Modem Parameters
- MDP: Setting Port A to RS232 or RS422
- MEM: Selecting Memory Device Used
- MWD: Setting the Modem Timeout
- NME: Enabling/Disabling NMEA Messages
- NME,ALL: Disabling All NMEA and NMEA-Like Messages
- NME,PER: Setting Unique Output Rate for all NMEA Messages
- NPT: Tagging SBAS Differential Positions in NMEA & NMEA-Like Messages
- NTR,LOD: Loading the NTRIP Caster Source Table
- NTR,MTP: Connecting Receiver to NTRIP Caster Mount Point
- NTR,PAR: NTRIP Settings
- OCC: Writing Occupation Data to Raw Data File
- OPTION: Receiver Firmware Options
- PAR,LOD: Configuring the Receiver From a PAR File
- PAR,SAV: Saving the Receiver Configuration To a PAR File
- PEM: Setting the Position Elevation Mask
- POP: Setting Internal Update Rate for Measurements and PVT
- POS: Setting the Antenna Position
- PPS: Setting PPS Pulse Properties
- PRT: Setting Baud Rates
- PWR,OFF: Powering Off the Receiver
- PWR,PAR: Power Management
- RAW: Enabling/Disabling Raw Data Messages in Legacy Ashtech Format
- RAW,ALL: Disabling All Raw Data Messages
- RAW,PER: Setting Unique Output Rate for Raw Data
- RCP,GBx: GLONASS Carrier Phase Biases for User-Defined Receiver
- RCP,DEL: Deleting User-Defined Receiver Name
- RCP,REF: Naming Reference Receiver
- RDP,OFF: Powering Off the Internal Radio
- RDP,ON: Powering On the Internal Radio
- RDP,PAR: Setting the Radio
- RDP,TYP: Defining the Type of Radio and the Receiver Port Used
- REC: Enable/Disable, Start/Stop Raw Data Recording
- RNX,TYP: ATOM RNX Differential Message
- RST: Default Settings
- RTC,MSG: Defining a User Message
- RTC,TYP: RTCM Message Type
- SBA: Enabling/Disabling SBAS Tracking
- SIT: Defining a Site Name
- SNM: Signal-To-Noise Ratio Mask
- SOM: Masking Signal Observations
- SOM,CTT: Cumulative Tracking Time Mask
- SOM,NAV: Navigation Data Mask
- SOM,SNR: Signal-to-Noise Ratio Mask
- SOM,WRN: Channel Warnings Mask
- STI: Defining a Station ID
- SVM: Setting the Maximum Number of Observations in the PVT
- UDP: User-Defined Dynamic Model Parameters
- UNT: Distance Unit Used on Display Screen
- UTS: Synchronizing Onto GPS Time
- WAK: Acknowledging Alarms
- ZDA: Setting Date & Time
- Appendix C. Query Command Library
- AGB: Reading GLONASS Bias Setting
- ALM: Almanac Message
- ANH: Antenna Height
- ANP: Antenna Parameters
- ANP,OUT: Virtual Antenna
- ANP,OWN: Local Antenna Used
- ANP,RCV: Antenna Name and Offsets of Received Base
- ANP,REF: Antenna Used at the Base
- ANR: Antenna Reduction Mode
- ANT: Antenna Height
- ATL: Debug Data Recording
- ATM: ATOM Data Parameters
- ATO: ATOM Message Output Settings
- BAS: Differential Data Type
- BEEP: Beeper State
- BRD: RTC Bridge
- BTH: Bluetooth Settings
- CFG: GNSS Tracking Configuration
- CMR,MSI: CMR Message Status
- CPD,AFP: Ambiguity Fixing Parameter
- CPD,ANT: Base Antenna Height
- CPD,FST: Fast RTK Output Mode
- CPD,MOD: Base/Rover/Backup Mode
- CPD,NET: RTK Network Operation Mode
- CPD,POS: Base Position
- CPD,REM: Differential Data Port
- CPD,VRS: VRS Assumption Mode
- CRT: Cartesian Coordinates of Position
- CTS: Handshaking
- DBN,MSI: DBEN Message Status
- DCR: Cartesian Coordinates of Baseline
- DDS: Differential Decoder Status
- DIP: Direct IP Parameters
- DPO: Delta Position
- DRI: Raw Data Recording Rate
- DSY: Daisy Chain Status
- DTM: Datum Reference
- DYN: Receiver Dynamics
- ELM: Elevation Mask
- FIL,CUR: Information On G-File Being Recorded
- FIL,LST: Listing Files in Receiver Memory or USB Key
- FLS: List of Raw Data Files
- GAL: GALILEO Tracking Status
- GGA: GNSS Position Message
- GLL: Geographic Position - Latitude/Longitude
- GLO: GLONASS Tracking Status
- GNS: GNSS Fix Data
- GPS: GPS Tracking Status
- GRS: GNSS Range Residuals
- GSA: GNSS DOP and Active Satellites
- GST: GNSS Pseudo-Range Error Statistics
- GSV: GNSS Satellites in View
- LCS: Local Coordinate System Status
- LOG: Editing a Log File
- LOG,LST: Listing Log Files
- LOG,PAR: Log File Settings
- MDM: Modem Status and Parameters
- MDM,LVL: Modem Signal Level
- MDM,STS: Modem Status
- MDP: Port A Setting
- MEM: Selected Memory Device
- MWD: Modem Watchdog Timeout
- NMO: NMEA Message Output Settings
- NPT: Tagging of SBAS Differential Positions in NMEA & NMEA- Like Messages
- NTR: NTRIP Settings
- NTR,MTP: Connection to Mount Point
- NTR,TBL: Source Table
- OCC: Ocupation State and Parameters
- OPTION: Installed Receiver Firmware Options
- PAR: Receiver Parameters
- PEM: Position Elevation Mask
- POP: Reading Internal Update Rate
- POS: Computed Position Data
- PPS: PPS Settings
- PRT: Baud Rate Settings
- PTT: PPS Time Tag
- PWR: Power Status
- RAW: Raw Data Logging Settings
- RCP: Receiver Parameters
- RCP,OWN: Receiver Name
- RCP,REF: Reference Receiver Name
- RDP,CHT: Radio Channel Table
- RDP,LVL: Reading the Radio Reception Level
- RDP,PAR: Radio Parameters
- RDP,TYP: Radio Type Used
- REC: Raw Data Recording Status
- RID: Receiver Identification
- RMC: Recommended Minimum Specific GNSS Data
- RNX,MSI: ATOM RNX Differential Message
- RRE: Residual Error
- RTC: RTCM Status
- RTC,MSI: RTCM Message Status
- RWO: Raw Data Output Settings
- SAT: Satellites Status
- SBA: SBAS Tracking Status
- SGA: GALILEO Satellites Status
- SGL: GLONASS Satellites Status
- SGP: GPS & SBAS Satellites Status
- SIT: Site Name
- SNM: Signal-to-Noise Ratio Mask
- SOM: Signal Observations Masking
- SOM,CTT: Cumulative Tracking Time Mask
- SOM,NAV: Navigation Data Mask
- SOM,SNR: Signal-to-Noise Ratio Mask
- SOM,WRN: Channel Warnings Mask
- STI: Station ID
- SVM: Satellite Use Mask
- UDP: User-Defined Dynamic Model
- UNT: Distance Unit Used on Display Screen
- UTS: GPS Time Synchronization Status
- VEC: Vector & Accuracy Data
- VERSION: Firmware Version
- VTG: Course Over Ground and Ground Speed
- WARN: Warning Messages
- ZDA: Time & Date
- Appendix D. Output Message Library
- Index
- Declaration of Conformity
22
Introduction
U-Link Radios
U-Link TRx
Specifications
Radio specifications:
• Frequency range: 410 to 470 MHz, with factory
adjustment of input filter in ± 2.5-MHz steps
• Channel spacing: 12.5 kHz
• RF link speed: 4800, 7600 or 9600 bps
• Modulation: GMSK
• Two operating modes: DSNP or Transparent
• Serial link speed: 38400 bps
• Serial link: RS232 or RS422
• Adjacent channel power: > 60 dBc
• RF connector type: TNC
• Two transmitter status LEDs (Type of RS connection, data
transfer, repeater mode)
Configuration tool:
• Ashtech radio configuration software used to set channels
and output power
• Up to 16 channels can be saved in the radio
• Radio output power : 0.5 W, 2 W or 4 W
Power requirements:
• DC input voltage range: 9-28 V
• Power consumption: 1.5 A @ 12 V DC and 4 W RF
Physical characteristics:
• Size: 150 x 105 x 48 mm (5.9 x 4.1 x 1.9”)
• Weight: 660 grams (23.3 oz)
Environmental specifications:
• Sealing: IP65
• Full performance from -20°C to +55°C
• Extended temperature range from -30°C to +55°C
• CE, FCC and IC marked
• EN300-113 certified
• Shock: ETS300019 - 0107
• Vibrations: MIL-STD 810F