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Contents Copyright © Ampetronic Ltd 2013. All rights reserved.

UP17701-7

Содержание AMPETRONIC MLD7

Страница 1: ...MLD7 Installation Handbook www williamsav com www ampetronic co...

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Страница 3: ...r other apparatus that produces heat 6 WARNING THIS APPARATUS MUST BE EARTHED GROUNDED 7 Only power cords with the correct power connector may be used to maintain safety Cables incorporating the UK 13...

Страница 4: ...ne or line inputs with individually selectable phantom and gain boost For more complex installations you may need ancillary equipment such as microphone pre amplifier s adaptor s for use with 100V lin...

Страница 5: ...CONNECTIONS Inputs Outputs 1 Twisted Pair 2 Quad Core Refer to technical specifications for connection details BLOCK DIAGRAM Ampetronic MLD7 Installation Handbook Page 3...

Страница 6: ...ion Loops handbook or as per specific design instructions provided by Ampetronic As a result a target current should be known based on achieving acceptable field strength across the area to be covered...

Страница 7: ...d by the CH B CURRENT LEDs Headphones can be used with the MONITOR socket to listen directly to the loop current NOTE channel A output appears in the left headphone and channel B in the right If high...

Страница 8: ...eshooting for details OUTPUT CHANNEL CURRENT ADJUSTMENT Screwdriver adjustable control which sets the level of output current delivered to the loop OUTPUT CHANNEL CURRENT LEDs Indicates the peak curre...

Страница 9: ...for ancillary units PHASE SHIFT SELECTOR Selectable 90 phase shift between outputs XLR INPUTS Socket for balanced MIC or LINE signals INPUT GAIN BOOST SELECTOR SWITCH Gain selector ON 15dB INPUT SELEC...

Страница 10: ...s are illuminating Check that the CURRENT controls are turned up sufficiently Check the LOOP or TEMP LEDs are not illuminated Ensure the Ear symbol is illuminated and not flashing Check that the loop...

Страница 11: ...with a pre installed loop which was designed for use with an old loop driver which might be being replaced Before using this loop ensure that the existing loop will allow the system to perform to an a...

Страница 12: ...of unit Unplug the loop and AC power supply from amplifier and replace the failed fuse with the spare fuse in AC power input fuse tray Reconnect the AC power supply and switch on If the fuse fails aga...

Страница 13: ...100 to 5000 4 7 1 24 17 9 6 4 13 0 2 22 100 to 5000 4 7 1 45 32 13 9 2 19 0 2 24 100 to 5000 4 7 1 V A A Hz ms s STATUS SOCKET 2 pin 5mm pitch 90 header The status socket consists of a pair of isolate...

Страница 14: ...35 20 90 IP20 0 35 20 90 C WARRANTY This product carries a five year parts and labour warranty from date of shipment from Ampetronic To qualify for the five year warranty the product must be register...

Страница 15: ...INSTALLATION NOTES Ampetronic MLD7 Installation Handbook Page 13...

Страница 16: ...Contents Copyright Ampetronic Ltd 2013 All rights reserved UP17701 7...

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