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Calian SatService sat-nms ACU-19, User Manual

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Calian SatService sat-nms ACU-19 User Manual Download Page 48

parameter.

Bit definitions in 'ibit' (input bits and flags):

The 'ibit' value is returned as a 32 bit hexadecimal number. The bit number 0 means the least
significant bit, bit number 31 the most significant bit in this number.

no.

name

description

0

IN_PLHLM

polarization hi limit

1

IN_PLLLM

polarization lo limit

2

IN_PLFLT

polarization motor fault

3

IN_HBFLT

antenna hub fault

4

IN_AUX1

reserved

5

IN_AUX2

reserved

6

IN_AUX3

reserved

7

IN_AUX4

reserved

8

IN_AZHLM

azimuth hi limit

9

IN_AZLLM

azimuth lo limit

10

IN_AZFLT

azimuth motor fault

11

IN_EMERG

emergency stop

12

IN_ELHLM

elevation hi limit

13

IN_ELLLM

elevation lo limit

14

IN_ELFLT

elevation motor fault

15

IN_COPEN

cabinet open

16

AZMOV

azimuth moving

17

ELMOV

elevation moving

18

PLMOV

polarization moving

19

MOVING

moving summary bit

20

AZTOT

azimuth timeout

21

ELTOT

elevation timeout

22

PLTOT

polarization timeout

23

TIMEOUT

timeout summary bit

24

TRKPEAK

peaking in progress

25

LOWBEAC

low beacon signal

26

BCRXFLT

beacon receiver fault

(C) 2022, SatService GmbH

www.satnms.com

ACU-19V-UM-2209 Page 47/64

Summary of Contents for SatService sat-nms ACU-19

Page 1: ...ACU 19V User Manual Version 5 0 002 Copyright SatService Gesellschaft f r Kommunikationssysteme mbH Hardstrasse 9 D 78256 Steisslingen satnms support satservicegmbh de www satnms com www satservicegm...

Page 2: ...the IP Address 15 4 3 2 Angle detectors 16 4 3 3 Driver Interface 16 4 3 4 Pointing Tracking 16 4 3 5 Backup of ACU settings 17 5 Operation 18 5 1 The Web based User Interface 19 5 2 Antenna Pointing...

Page 3: ...55 8 3 3 Smoothing 56 8 3 4 Steptrack Parameters 57 8 4 Adaptive Tracking 58 8 4 1 The sat nms Adaptive Tracking Algorithm 60 8 4 2 The Tracking Memory 61 8 4 3 Adaptive Tracking Parameters 62 8 5 Pro...

Page 4: ...l which is used to predict the antenna position This reduces the step track failures and provides continuous operation in case of a beacon receive failure In the Program Tracking Mode the antenna foll...

Page 5: ...4 3 Adaptive Tracking Parameters 8 5 Program Tracking 8 5 1 Practical Usage 8 5 2 File Format 8 6 Faults and Tracking 9 Specifications 1 Introduction The sat nms Antenna Control Unit is an antenna co...

Page 6: ...Supported position sensors are separate hardware interface modules for each axis Resolver Interface The resolver interface module contains a resolver to digital chip which does the decoding of the res...

Page 7: ...ters The interaction with a beacon receiver is described as well Knowing about the theory regarding this functions helps to find the best parameter settings for a given application Specifications At t...

Page 8: ...ith an optional air ventilation avoid direct contact with jets of water normal rain is no problem 3 The sat nms ACU19V The sat nms ACU19V is an advanced automatic tracking antenna controller It can be...

Page 9: ...drive Interface This interface commands the external driver unit to move the antenna in 3 axis Please refer to chapter Interfaces to the antenna Pin descriptions for more detailed informations 3 4 An...

Page 10: ...tion The sat nms ACU19V is completely integrated into a 1RU 19inch case with standard mounting holes The case of the sat nms ACU19V is not strong enough to carry the complete unit only on the front mo...

Page 11: ...ult IN 15 El FLT El Fault IN 16 E Stop E Stop IN 17 Com FLT Az El Fault Common IN 18 Sum Lim Sum Limit IN 19 E Stop E Stop IN 21 Az HSP Azimuth high Sp Cmd OUT 22 El HSP Elevation high Sp Cmd OUT 23 D...

Page 12: ...standard at the connector To avoid ground loops the cable shield should be connected either to pin xxx at the ACU or to the ground at the encoder housing never at both ends The power supply outputs ar...

Page 13: ...ance of 100 Ohms or more and transfer factor 0 5 The interface applies 4Veff 2000Hz to the resolver drive coil It expects 2Veff at the sine cosine inputs at the maximum positions When connecting a res...

Page 14: ...implemented yet and is reserved for further expansions J11 LAN Connector Connector Type RJ45 male J11 is the Ethernet 10Base T RJ45 connector Use a standard network cable to connect the sat nms ACU RM...

Page 15: ...ly and the Ethernet network 5 Start up the system and set the parameters as described below 6 As last step enable the drive interface and start them up as described below 4 3 1 Setting the IP Address...

Page 16: ...with a right click the sub menu IP configuration to open the IP configuration window of the program In this form the ACU s MAC address is shown on top below you find the fields to configure the new I...

Page 17: ...stop the motor movement to ensure that the limit switches work well ATTENTION While doing this test it is absolutely necessary to be very mindful to check if nothing collides 6 Set the soft limits to...

Page 18: ...7 Right click the app dat file and choose copy in the drop down list The file will immediately be copied to the location shown on the left side If you have saved targets you might backup them in the...

Page 19: ...f a web page you want to see type in the IP address of the sat nms ACU you want to control The ACU shows a web page consisting of a navigation bar at the left side of the browser window and the actual...

Page 20: ...nded value do not cause the motors to be driven in this mode Standby mode can be used for maintenance purposes or to move the antenne by actuating the frequency inverters directly by hardware circuits...

Page 21: ...splayed in this field If there is more than one fault at a time the ACU concatenated the fault descriptions More detailed information about faults are available in chapter Faults and Tracking If one a...

Page 22: ...is dialog the antenna moves to the stored location Save For each memory location the table shows a floppy disk icon in the Save column Clicking to this icon saves the actual pointing and tracking para...

Page 23: ...na performs small search steps to optimize the pointing Chapter 8 3 0 Step Track gives more information about this mode ADAPTIVE The adaptive tracking mode works the same way as step track but it addi...

Page 24: ...robably will require a shorter cycle time very stable satellites can be perfectly tracked with one step track cycle every 15 minutes 900 seconds The maximum cycle time accepted by the ACU is 1638 seco...

Page 25: ...mplitudes or the model does not fit at all This may be the case if a satellite gets repositioned in the orbit A typical threshold value is 20 this will detect very early that a model does not fit to d...

Page 26: ...eight times a second for each axis having the motor driver type set to DIR START or DUAL START This immediately will overwrite any change you make If you want to test if the motor driver outputs comm...

Page 27: ...age without changing the parameter you edited The table below lists the settings provided by this page General This section of the setup page contains some general setup parameters Parameter Name Desc...

Page 28: ...rent for the azimuth elevation axes This lets the ACU calculate suitable tracking step sizes individually for each axis Step delta This parameter defines size of a step the antenna moves when you clic...

Page 29: ...ation scale Normally the ACU assumes that the full range of a position sensor corresponds 360 If you are using a multiturn position sensor or if the position sensor is mounted to the shaft of a gear r...

Page 30: ...the ACU from running the antenna to the limit position under normal conditions Beacon Receiver Parameter Name Description Beacon RX type Selects the source of the beacon level the ACU shall use Availa...

Page 31: ...re version 2 1 007 or higher the sat nms ACU contains an SNMP agent listening at UDP port 161 The SNMP agent provides a common subset of the MIB II system interface parameters and gives full access to...

Page 32: ...the password for the user login Default password is user When you are logged in as user you can command the antenna pointing set the tracking parameters if applicable and store recall targets You can...

Page 33: ...is not yet available at ACU RMU and ACU19 Version Startup Set parameter RS485 address on the ACUs Setup page to TERM This enables communication between the ACU and the sat nms handheld Connect the Ha...

Page 34: ...ize small steps x keypress x is the value that was set on the setup screen large steps 10 x keypress continuous mode the antenna moves as long until the button is pushed or a limit switch or limit val...

Page 35: ...e Keys The front panel keyboard provides beside the numeric keys four arrow keys and two keys named ENTER and CLEAR Some keys have a second meaning The first meaning of the keys remains constant throu...

Page 36: ...shows the actual target name and the three axes angles The lower line shows the selected tracking mode depending on tracking mode the size of the tracking memory and the model data or nothing and the...

Page 37: ...cted target After a target recall the display returns to the main menu Press to return to the default display or wait about a 1 minute for automatically return 6 4 Step move The antenna can be moved o...

Page 38: ...rface or through a serial RS232 interface RS232 not yet implemented in ACU19 and ACU RMU Both communication methods use the same commands and parameters However there are different frames around each...

Page 39: ...nly parameter will cause no fault however the ACU will overwrite this parameter immediately or some seconds later with the actual value 7 2 The TCP IP remote control interface Controlling the ACU thro...

Page 40: ...e message The time between the characters of a message must be less than 5 seconds or the ACU will treat the message as incomplete If the ACU is set to the device address NONE it uses a simple line pr...

Page 41: ...e alon 180 000 180 000 E Antenna longitude amax 3600 000 3600 000 AZ Upper limit amdt r o character string AZ Model type amin 3600 000 3600 000 AZ Lower limit ammx SMALL MEDIUM LARGE AZ Maximum model...

Page 42: ...samples Level averaging bcfr 1000 000 40000 000 MHz Beacon RX frequency bcip aaa bbb ccc ddd Beacon RX IP address bclc Calculate level offset bcof 200 00 0 00 dBm Beacon RX 0V level bcsc 5 0000 5 0000...

Page 43: ...from El value ecoe r o see below EL model coefficients ehys 0 000 2 000 EL Pointing hysteresis einv NORMAL INVERTED EL Sense invert ejtr r o 0 EL Peaking jitter emax 3600 000 3600 000 EL Upper limit...

Page 44: ...t etsz r o EL tracking step size goto 0 99 Goto target gper r o GPS error status gpsa r o GPS satellites gpty NONE GPS receiver type 3 ibit 00000000 FFFFFFFF Input bits described below icty NONE Incli...

Page 45: ...ower limit pmot DUAL START DIR START NONE PO Motor driver type pofs PO Pre scale offset ppos r o 90 000 90 000 PO Pointing praw r o 00000000 FFFFFFFF PO raw pointing psca 0 000000 100000 000000 PO Cal...

Page 46: ...r string Software version tage r o h Tracking model age tcyc 1 1638 sec Tracking cycle time tdly 100 9999 msec Recovery delay tdsc 0 99 character string Target description 7 temp r o C Temperature tfl...

Page 47: ...is parameter 5 for single step move use following commands command description ll Azimuth large step left l Azimuth small step left r Azimuth small step right rr Azimuth large step right dd Elevation...

Page 48: ...AUX4 reserved 8 IN_AZHLM azimuth hi limit 9 IN_AZLLM azimuth lo limit 10 IN_AZFLT azimuth motor fault 11 IN_EMERG emergency stop 12 IN_ELHLM elevation hi limit 13 IN_ELLLM elevation lo limit 14 IN_ELF...

Page 49: ...OUT_AZ_RESERVE reserved for extended motor control 6 OUT_AUX1 not used 7 OUT_AUX2 not used 8 OUT_EL_FWD elevation motor forward 9 OUT_EL_REV elevation motor reverse 10 OUT_EL_SPD1 elevation motor low...

Page 50: ...icant bit bit number 7 the most significant bit in this number no name description 0 APEAKFLT azimuth peaking fault 1 EPEAKFLT elevation peaking fault 2 MODELFLT model match fault 3 JITTRFLT jitter fa...

Page 51: ...should not rely on the order of the values in the line Future version of the ACU may provide additional values which not necessarily will appear at the end of the line A description of the parameters...

Page 52: ...voltage sensors in fact precision potentiometers is an inexpensive alternative The analog sensor interface board may be set up for several voltages to connect to the commonly used sensor types The an...

Page 53: ...orward direction only REV Depending on the motor driver type configured this signal reverses the motor direction or it activates the motor in reverse direction SPD1 This signal is active while the ACU...

Page 54: ...he measured value Turning angles are between 180 to 180 8 3 Steptrack sat nms ACUs having the ACU ODM Software Upgrade Step Track installed are capable to track a satellite s position The following pa...

Page 55: ...ne or two steps in the same direction For a reliable tracking operation the step size have to be big enought to rech the maximum within the 3dB bandwith within in the entered cycle time This meas for...

Page 56: ...at the beacon receiver these values may be adjusted too a preferable scale is 0 5V dB for 20dB usable range The offset should be adjusted that the receive level at clear sky conditions leave a headro...

Page 57: ...same subnet The LBRX beacon receiver must be configured for the correct LO frequency The displayed receive frequency must be the true RX frequency rather than the L band frequency At the sat nms LBRX...

Page 58: ...of range you should check if the beacon frequency is set properly The frequency must be the true receive frequency at the antenna entered in MHz not an L band frequency or other IF Trackingmode The tr...

Page 59: ...data points used to evaluate a model is limited the measurements values are distorted due to inaccuracy and noise The more complicated a model is the more susceptible it is to noise For practical usag...

Page 60: ...s half 3dB beam width to evaluate this measure The ACU presents this figure as a percentage value The ACU selects the adaptive tracking model following a scheme as illustrated in the diagram above Be...

Page 61: ...The ACU raises a fault if at least one axis exceeds the threshold value If this happens three consecutive times the models gets reset all data in the tracking memory gets marked invalid 8 4 2 The Trac...

Page 62: ...ored With this function you should keep in mind that the tracking memory contents becomes useless after about 24 hours 8 4 3 Adaptive Tracking Parameters The behaviour of the adaptive is adjustable wi...

Page 63: ...to 50 Setting it to 0 switches the threshold monitoring completely off 8 5 Program Tracking Program tracking is a tracking method which lets the antenna follow a path which usually has been calculated...

Page 64: ...the following cases for a fault of one axis TIMEOUT and FAULT are releasable during a tracking cycle A STOPPED fault have to be released with the RESET button Jump Values of angle encoder 5 in azimut...

Page 65: ...the specified tracking accuracy The influence of antenna structure thermal error is not considered System Interfaces Az El angle detectors DSub25 female Pl angle detectors DSub9 female Drive Interface...

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