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Amit RRAM-MCT/D20, Operation Manual, Page: 21 / 22

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Amit RRAM-MCT/D20 Operation Manual Download Page 21

RRAM-MCT/D20 

 

21/22 

rram-mctd20_g_en_100 

13.  Maintenance 

Device requires no periodic control nor maintenance. 
 
Time after time, with regard to way of using it is necessary to remove dust from 
device.  The  equipment  can  be  cleaned  by  dry  soft  brush  or  vacuum  cleaner, 
only when turned-off and disassembled. 
 

The maintenance mentioned above can be performed by manufacturer or 
authorized service only! 

 

Cleaning 

Note: 

Summary of Contents for RRAM-MCT/D20

Page 1: ...rram mctd20_g_en_100 RRAM MCT D20 IP microtelephone unit for rolling stock Operation manual Version 1 00...

Page 2: ...ext all pages must be copied without any changes 2 All redistributed copies must retain the AMiT spol s r o copyright notice and any other notices contained in the documentation 3 This document must n...

Page 3: ...assessment 9 3 1 Other tests 9 4 Power supply 11 5 Digital inputs 12 6 Connecting a microphone 13 6 1 Wiring of interconnection cable 14 7 Output for loudspeaker 15 8 Sound input 16 9 Ethernet 17 10 C...

Page 4: ...mctd20_g_en_100 4 22 History of revisions Document name rram mctd20_g_en_100 pdf Author Luk e ovsk Revision Date Changes 100 18 6 2013 New document Related documentation 1 o o e es o s e e e o k file...

Page 5: ...dspeaker Microphone RRAS GNM A can be connected stright to this digitizer Device is supplied from factory only with loader Before first use must be loaded an user application into device Input for mic...

Page 6: ...trolled Signal amplitude 1 V pp Input impedance 10 k Frequency range 90 Hz to 7 kHz Connection point BNC connector Recommended cabling Shielded cable Quantity 1 Impedance M 8 Frequency range 30 Hz to...

Page 7: ...pplication RRAS Configurator via Ethernet line None Equipment is intended to operate up to 1 400 m above the sea level Equipment is designed to meet the Temperature Class TX According to EN 61373 stan...

Page 8: ...ensions 2 2 Recommended drawing symbol Following drawing symbol is recommended for RRAM MCT D20 IP microtelephone Only part of it will be visible in following examples RRAM MCT D20 PWR X2 SP SP U U CH...

Page 9: ...rt 4 3 Radiated radio frequency electromagnetic field immunity test 2100 MHz to 2500 MHz 5 V m EN 61000 4 4 ed 3 Electrical fast transient burst immunity test power supply 4 kV EN 61000 4 4 ed 3 Elect...

Page 10: ...Part 4 29 Testing and measurement techniques Voltage dips short interruptions and voltage variations on d c input power port immunity tests Complies EN 60068 2 1 2007 Environmental testing Part 2 1 Te...

Page 11: ...location 24 V RRAM MCT D20 PWR X2 SP SP Vcc GND PE 3 4 5 1 2 7 8 6 AD2 AD1 COM X1 ETH RJ45 X3 GNM D Sub DE 9 X4 AUX IN BNC Fig 4 IP microtelephone power supply wiring Terminal Label Signal type on RRA...

Page 12: ...user application Digital inputs Fig 5 Location of connector with digital inputs By coupling terminals AD1 and AD2 with common terminal COM is the input activated The not connected input is inactive Te...

Page 13: ...tor for microphone Terminal Signal Signal type on RRAM MCT D20 1 LED A L D b o o 2 LED B L D b o B o 3 MIC Microphone ground 4 MIC Signal from microphone input 5 BCKL Buttons backlight powering 6 GND...

Page 14: ...4 22 6 1 Wiring of interconnection cable The interconnection cable must be shielded D sub DE 9 D sub DE 9 Fig 8 Wiring of interconnection cable D sub DE 9 plug D sub DE 9 socket 1 1 2 2 3 3 4 4 5 5 6...

Page 15: ...oadspeaker terminals Fig 9 Location of connector with terminals for external loudspeaker Terminal Label Signal type on RRAM MCT D20 4 SP Loudspeaker for silent monitoring 5 SP Loudspeaker for silent m...

Page 16: ...t To the IP microtelephone unit can be connected a source of sound signal Support of this input depends on used application Sound input connector Fig 11 Location of connector for sound signal The soun...

Page 17: ...r Ethernet connector Fig 12 Location of Ethernet line connector Activity of Ethernet line is indicated by LEDs LNK and ACT next to Ethernet connector The SPD LED indicates attaching of 100 Mbps Ethern...

Page 18: ...RESTORE on the front panel while unit powering is switched on The small button can be pressed by blunt tiny stick like ballpoint refill etc Release the buuton after triple LED blink RESTORE Fig 13 Loc...

Page 19: ...parameters of IP microtelephone unit are warranted only when this wiring principles are applied Connect the PE terminal of X2 connector to the vehicle frame with as low as possible impedance For servi...

Page 20: ...Scope of delivery Part Quantity Intercom for rolling stock 1 Connector counterpart WAGO769 108 1 Operation manual 1 Routine testing protocol 1 Insulation testing protocol 1 Warranty certificate 1 12 3...

Page 21: ...nance Time after time with regard to way of using it is necessary to remove dust from device The equipment can be cleaned by dry soft brush or vacuum cleaner only when turned off and disassembled The...

Page 22: ...sal The disposal of electronic equipment is subject to the regulations on handling electrical waste The equipment must not be disposed off in common public waste It must be delivered to places specifi...

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