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Contacta ID-7 Installation & User Manual

Hearing loop driver
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ID-7
Hearing Loop Driver
Installation &
User Guide
December 2024
1

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Summary of Contents for Contacta ID-7

  • Page 1 ID-7 Hearing Loop Driver Installation & User Guide December 2024...

  • Page 2: Table Of Contents

    Contents Product Overview Components Connections Suitable Cable Lengths System Block Diagram Controls Hearing Loop Set Up Mechanical/Mounting Output Voltage vs Supply Voltage Standards...

  • Page 3: Product Overview

    Product Overview Designed for smaller facilities such as meeting rooms, classrooms, and similar-sized venues, the ID-7 incorporates a 75V line input for • Discreet and compact design • Wide operating power supply range (12V-24V DC only) • High output voltage (7Vrms – 15V)*, allowing large hearing loops to be driven •...

  • Page 4: Components

    Components ID-7 Hearing Loop Driver Signage [IL-SN01 / IL-SN02]...

  • Page 5: Connections

    Connections...
  • Page 6 This input can be used with balanced microphone and single ended should be connected as follows: • • should be connected as follows: • Mic + (Hot) to pin 2 (+) • Mic – (Cold) to pin 3 (-)
  • Page 7 1 (COM) should be connected between pin This connection allows two ID-7’s to be connected to create a ID-7’s should be connected as follows: • Signal Return (Cold) to pin 1 (GND) • Signal (Hot) to pin 2 (SIG)
  • Page 8 When operating in this mode the signal source should be Mute signal for fast disable/enable of outputs:...
  • Page 9 • HIGH (Greater than 6V) = outputs OFF (high-Z) • LOW = outputs ON...
  • Page 10 The ID-7 can operate from direct current (DC) power supply...

  • Page 11: Suitable Cable Lengths

    Suitable Cable Lengths Single-Turn Hearing Loop (Metric) Double Turn Hearing Loop (Metric) 12V Power Supply (Metric) 12V Power Supply (Metric) 137m Round Round 154m 103m Flat 164m 109m Flat 117m 217m 145m 108m 139m Single-Turn Hearing Loop (Imperial) Double Turn Hearing Loop (Imperial) 12V Power Supply (Imperial) 12V Power Supply (Imperial) Round...
  • Page 12 Single-Turn Hearing Loop (Metric) Double Turn Hearing Loop (Metric) 14V Power Supply (Metric) 14V Power Supply (Metric) 161m 107m 107m Round Round 181m 120m 113m 192m 124m Flat 255m 170m 127m Flat 137m 163m 108m Single-Turn Hearing Loop (Imperial) Double Turn Hearing Loop (Imperial) 14V Power Supply (Imperial) 14V Power Supply (Imperial) 564ft...
  • Page 13 Single-Turn Hearing Loop (Metric) Double Turn Hearing Loop (Metric) 24V Power Supply (Metric) 24V Power Supply (Metric) 322m 214m 140m* 90m* 215m 143m 107m Round Round 362m 241m 181m 144m 226m 151m 113m 385m 257m 140m* 90m* 178m 118m Flat 510m 340m 255m 178m* Flat...

  • Page 15: Controls

    Controls (High Frequency Compensation) allows the frequency Rotating the control clockwise increases the amount of HF Comp applied (increases the high frequency whilst reducing the lower Rotating the control counterclockwise reduces the amount of HF (Microphone Input Gain) allows the adjustment of the Rotating the control clockwise increases the gain of the Rotating the control counterclockwise reduces the gain of the Rotating the control clockwise increases the level of the line input...
  • Page 16 Rotating the control clockwise increases the current available from Rotating the control counterclockwise reduces the current...

  • Page 18: Hearing Loop Set Up

    Hearing Loop Set Up To ensure optimal performance of a ID-7 hearing loop driver, setup should be performed in following order: : Metal Loss (see below) : Output Level and Clipping (see page 19) : Field Uniformity (see page 19)
  • Page 19 5000Hz is , record the results and move on to Step 2: rotate the HF comp adjustment 1000Hz and 5000Hz is less than 3dB, record the results and move lower than 0dB then increase the drive level and if too high reduce With the level now set in the centre of the loop, move the Field Strength Meter to other user positions within the looped area and...

  • Page 20: Mechanical/Mounting

    Mechanical / Mounting...
  • Page 21 : Secure the device using the two bottom mounting When using the edge mounting option, ensure the screws you use are...
  • Page 22 • Voltage: 12V - 24V DC • • • • wire) • Microphone, selectable 12V phantom balanced via 680 / 5V single ended electret • • • • Frequency Response: 80Hz to 9kHz • Distortion: THD+N <1% (-40dB) • • •...

  • Page 23: Output Voltage Vs Supply Voltage

    Output Voltage vs Supply Voltage...

  • Page 24: Standards

    Standards induction loop drivers up to 45 amperes in the frequency range 10Hz...
  • Page 25 This product has been designed and tested to comply with the following • • following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including Systems LTD or an authorised partner could void the user’s authority to This marking indicates that this product should not be disposed with other environment or human health from uncontrolled waste disposal and to dispose of your product, please use your local return and collection systems...
  • Page 26 Local dealer: UK & ROW US & Canada +44 (0) 1732 223900 +1 616 392 3400...

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