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Manual – 2024F Neon Bore Hole Telemetry Module

Unidata Manual - 2024F Neon Bore Hole Telemetry Module - 20 04 2016.docx

Page 21

8.0

NBHTM - 3G EXTERNAL ANTENNA

This section describes fitting of an external antenna to the NBHTM.

Unscrew the ¼ wave helical stub antenna from the NBHTM unit.

Find a suitable location for the external antenna and secure it firmly in place. Note that
some antennas require a ground plane mount (refer antenna information).

Antennae:

There are three options available:



Internal stub antenna



External whip antenna



External hi gain whip antenna, low profile

Содержание 2024F

Страница 1: ...s Application of Council Directive 2004 108 EC Standards to which Conformity is declared EN 61000 6 1 2001 EN 61000 4 2 1995 EN 61000 4 3 1995 EN 61000 4 4 1995 EN 61000 4 6 1996 ENV 50204 1995 Any ch...

Страница 2: ...ed transmitted transcribed stored in a retrieval system or translated into any spoken or computer language in any form or by any means Electronic mechanical magnetic optical chemical manual or otherwi...

Страница 3: ...Installation 6 5 1 SIM Card Recommendations 6 5 2 Neon Setup Recommendations 6 5 3 SQL Instrument Connector Pinout 7 5 4 Communications Cable Connector Pinouts 7 5 5 Instrument Connection 8 6 0 NBHTM...

Страница 4: ...ng schemes for NBHTM terminals as well as all other Unidata Data loggers This manual should also be read in conjunction with the Neon Server Documentation which is available in PDF form from the Unida...

Страница 5: ...nt antenna options are available depending on the geographic area Fully bi directional communications are possible via the Neon server Data can be collected directly and the 2024F NBHTM can be program...

Страница 6: ...te Slow brief flashing dim Red LED One dim flash every Scan Interval typically every 5 seconds indicates normal NBHTM operation sleeping No communication is in progress The NBHTM has been programmed t...

Страница 7: ...mends 12AH 6V Gel Cell type recharge storage batteries as a good external supply External instrumentation must be separately powered if more than 500uA is required The download schedule is the largest...

Страница 8: ...allow for commissioning of the NBHTM and verification that communications can be established between the NBHTM and the Neon server Once in the field the NBHTM should be placed in the area of greatest...

Страница 9: ...ly may be required to avoid frequent battery replacement Provision for this should be considered during the installation such as installing the NMM within range of a mains power outlet 5 3 SQL Instrum...

Страница 10: ...2024F Neon Bore Hole Telemetry Module Unidata Manual 2024F Neon Bore Hole Telemetry Module 20 04 2016 docx Page 8 5 5 Instrument Connection 1 2 3 4 5 6 7 SQL 7 Pin Female Connector Pinouts viewed fro...

Страница 11: ...Power and Signal 3 Red Modbus B 7 Orange Modbus A 6 Blue External Power Optional 5 5 3 Analog Connections Pin Number Colour Function 1 Black Ground Power and Signal 4 Yellow Analog Ground 5 Green Anal...

Страница 12: ...TM in an idle state the LED will flash faintly once every second 6 2 NBHTM Confirm Configuration Confirm proper configuration by connecting the NBHTM to a laptop computer running StarlogV4 Launch the...

Страница 13: ...the dialog Press the Signal Strength button After a short delay 10 seconds or so the RSSI signal strength will be displayed RSSI must be 16 or higher If it is 99 then there is no connection to the ce...

Страница 14: ...iguration files and complete the initialisation process The NBHTM should respond with a PASS message after 1 to 3 minutes Please be patient waiting for this message Once all commissioning tests have b...

Страница 15: ...ion 7 3 and 7 6 to disassemble and reassemble the instrument JP1 sets the modbus termination resistor Leave open for no terminating resistor fit the jumper for a 120 ohm terminating resistor This resi...

Страница 16: ...11 7 2 Battery Replacement Always wait at least 1 minute between removing a battery and either replacing the same battery or inserting a new battery This is to allow any residual charge within the NBH...

Страница 17: ...strument Disassembly NOTE There are static sensitive parts inside the metal housing Discharge yourself to a grounded metal object before opening the housing 1 Disconnect depth instrument from SQL conn...

Страница 18: ...016 docx Page 16 4 Remove the stainless steel bottom end plate and neoprene sealing washer taking care not to damage it 5 Gently push the SQL connector into the tube The whole instrument assembly will...

Страница 19: ...HTM is shipped without the internal lithium battery pack connected It must be connected during commissioning of the instrument The battery can also be replaced when depleted Perform the following step...

Страница 20: ...y then insert the new battery The battery is held in place with double sided tape 4 Plug the fresh battery into the socket 7 5 SIM Card Installation 1 Locate the SIM Card holder on the circuit board 2...

Страница 21: ...4 2016 docx Page 19 7 6 Instrument Reassembly 1 Gently slide the instrument assembly into the stainless steel tube instrument connection end first 2 Align hole in endcap with the hole in the stainless...

Страница 22: ...sher around the instrument connector taking care to position the screw holes correctly Make sure the washer is not kinked or twisted 4 Attach the stainless steel bottom plate Align the notch in the pl...

Страница 23: ...of an external antenna to the NBHTM Unscrew the wave helical stub antenna from the NBHTM unit Find a suitable location for the external antenna and secure it firmly in place Note that some antennas r...

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