tams elektronik GBM-8.2 Manual Download Page 13

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GBM-8.2

5. Checklist for troubleshooting and error correction

Warning:  

If   you   notice   a   strong   heat   development,   immediately   disconnect   the

connection to the supply voltage. 

Fire hazard!

 

Possible causes: 

One or more connections are faulty. 

à

 Check the connections. 

The GBM-8.2 is defective. 

à

 Send the track occupancy indcator in for inspection.  

Connected LEDs do not light up 

Possible causes: 

The   power   supply   is   interrupted.  

à

 Check   the   connection   of   the   LEDs   and   the   track

occupancy detector to the transformer supplying the LEDs.

One or more LEDs are defective.  

à

 Check the LEDs by connecting them directly (via a

series resistor) to the power supply.

Occupied sections are not recognised

Possible causes: 

The sensitivity for the relevant track section is set too low.  

à

 Check the position of the

corresponding trim pot and correct the setting (left stop = highest sensitivity). 

5.1. Technical Hotline

If you have any questions about the use of your  track occupancy indicator, our technical
hotline will help you (telephone number and e-mail address on the last page). 

5.2. Repairs

You can send us a defective track occupancy indicator for repair (address on the last page). In
the event of a warranty or guarantee claim, the repair is free of charge for you. As proof of
any warranty or guarantee claim, please enclose the proof of purchase with your return.
If there is no warranty or guarantee claim, we are entitled to charge you the costs of the
repair and the costs of the return shipment. We charge a maximum of 50% of the new price
for the repair according to our valid price list. We reserve the right to refuse the repair if it is
technically impossible or uneconomical. 
If you want to clarify whether a repair is possible or economical before sending it in, please
contact our Technical Hotline (telephone number and email address on the last page). 
Please do not send us repair shipments freight collect. In the event of a warranty or guarantee
claim, we will reimburse you for the regular shipping costs. 

Checklist for troubleshooting and error correction | 13

Summary of Contents for GBM-8.2

Page 1: ...GBM 8 2 Track Occupancy Indicator 8 fold Manual Item no 52 01186 52 01187 tams elektronik n n n...

Page 2: ...technical changes Printing the manual The formatting is optimised for double sided printing The standard page size is DIN A5 If you prefer a larger display printing on DIN A4 is recommended The asteri...

Page 3: ...Connections GBM 8 2 8 3 1 Connecting the power supply and the track sections 8 3 3 Connection of LEDs 10 3 4 Connection of digital feedback modules 11 4 Setting the sensitivity 12 5 Checklist for tro...

Page 4: ...Stranded wires consist of several thin individual wires and are therefore more flexible than rigid wires with the same copper cross section Recommended cross sections Connections to the tracks and the...

Page 5: ...oltage as specified in the technical data Use only tested and approved transformers Only plug the mains plugs of transformers into properly installed and fused earthed sockets When making electrical c...

Page 6: ...cted directly to the outputs Display of the busy messages To display the busy messages LEDs with suitable series resistors can be connected to the outputs of the GBM 8 2 Since the outputs of the GBM 8...

Page 7: ...nputs and outputs of the GBM 8 2 are galvanically separated from each other by optocouplers This filters out interference peaks and effectively prevents ground loops hum loops and fault currents Info...

Page 8: ...to 3 rail systems Connecting the power supply Please note that all track sections must be in one booster circuit or must be supplied via a common driving transformer GBM 8 2 Track output of the booste...

Page 9: ...re detected that enter the track section in the direction marked as direction of travel in the connection diagram GBM 8 2 Connection to G1 G2 G3 G8 isolated conductors in the track sections V1 uninter...

Page 10: ...If you use the driving transformer to supply the LEDs the equalising currents that occur can damage connected components Supply with alternating voltage If you connect the LEDs to an AC transformer yo...

Page 11: ...les You can connect the inputs of digital feedback modules that switch to ground e g s88 feedback modules directly to the outputs of the GBM 8 2 Connect the ground output of the feedback module to one...

Page 12: ...ensitivity of the track occupancy detector for each of the 8 track sections at the associated trim pot Use a small screwdriver for the adjustment Settings Left stop highest sensitivity setting on deli...

Page 13: ...ut the use of your track occupancy indicator our technical hotline will help you telephone number and e mail address on the last page 5 2 Repairs You can send us a defective track occupancy indicator...

Page 14: ...ly via the rails Note All track sections must be in one booster circuit or supplied via a common driving transformer Current consumption without connected loads approx 15 mA Max current in the track s...

Page 15: ...ion 10 85 non condensing Ambient temperature during storage 10 40 C Permissible relative humidity during storage 10 85 non condensing Other features Dimensions approx Circuit board 63 x 97 mm Ready de...

Page 16: ...of the components as well as the function of the parts according to the parameters in not mounted state We guarantee the adherence to the technical specifications when the kit has been assembled and t...

Page 17: ...s product is subject to the requirements of the EU Directive 2012 19 EC on Waste Electrical and Electronic Equipment WEEE i e the manufacturer distributor or seller of the product must contribute to t...

Page 18: ...GBM 8 2 tams elektronik 18...

Page 19: ...tams elektronik GBM 8 2 19...

Page 20: ...ation and Tips n n http www tams online de n n n n Warranty and Service n n Tams Elektronik GmbH n Fuhrberger Stra e 4 DE 30625 Hannover n fon 49 0 511 55 60 60 fax 49 0 511 55 61 61 n e mail modellba...

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