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Apex Digital Hera User Manual

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U ser Manual
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  • Page 1 H er a U ser Manual w w w . a p e x - a u d i o . e u...
  • Page 2 APEX NV Schoebroekstraat 62 3583 Beringen (Paal) BELGIUM Tel: + 32 (0)11 28 61 91 Fax: + 32 (0)11 25 56 38 e-mail: info@apex-audio.eu website: www.apex-audio.eu Trademarks The APEX trademark is owned by APEX N.V. All other brand, product and company names and any other registered names or trade marks mentioned in this manual belong to their respective owners.
  • Page 3 Hera Sound level Controller July 2011 Serial number of this product: © 2000-2011 APEX N.V. All rights reserved. This manual may not be reproduced or transmitted, either in part or as a whole, by any means, be they mechanical or electronic,...
  • Page 4 Important safety instructions Important safety instructions When a cart is used, use caution when CAUTION: to reduce the risk of electric shock, do not moving the cart/apparatus combination to remove cover (or back). No user-serviceable parts avoid injury from tip over. inside.
  • Page 5 Cleaning, maintenance and servicing Customer participation is important to minimize the potential affects on the environment and human health that can result from hazardous substances that may be Unplug the apparatus from the wall outlet before contained in this product. cleaning.

  • Page 6: Table Of Contents

    Front panel Rear panel Wiring the unit Connecting the Hera when used as a stand-alone device Connection when the Hera is used together with the Argos Connecting relays tot the Hera Connection with a PC Connection with the Apex Leto...

  • Page 7: Registration

    Registration Register your product Please take the time to register your product on-line by typing the following URL in your browser: http://productregistration.apex-audio.eu/ As well as registering the product on-line, please take the trouble to record the serial number of the unit in the space provided on page 3 of the manual, and keep the manual in a safe place.

  • Page 8: Introduction

    Thank you for buying the Apex Hera. Hera is a microprocessor based sound level controller. Hera can be used either as a standalone unit or combined with the Apex Argos. Applications include noise level control in bar, theatre, concert venue,… as well as compliance with Directive 2003/10/EC “Noise at work”.

  • Page 9: Before You Get Started

    AC supply is within the acceptable range of the unit. The Hera is designed to work from an AC supply between 90V and 240 V, at a frequency between 50 and 60 Hz. No AC voltage selector is provided as the device automatically adjusts to the incoming AC voltage.

  • Page 10: Front And Rear Panel Description

    Front and rear panel description Front panel Front panel LED display RMS, LEQ, MAX,… sound level display LCD display This display is used in conjunction with the rotary encoder and the pushbuttons. It shows settings, adjustments and provides a readout of control-data. Rotary Encoder Used to change settings and to navigate through menus and lists.

  • Page 11: Rear Panel

    This connector allows on or more Leto deported display to be connected. Leto will mimic the information shown on the front-panel LED display (1). To Argos Mic input This connector must ONLY used for connection with the Argos. Microphone input Connect here the microphone SUPPLIED WITH THE Hera.

  • Page 12: Wiring The Unit

    CONNECTING THE HERA WHEN USED AS A STAND-ALONE DEVICE Connect the microphone supplied with the Hera to the microphone input located on the rear panel (see rear panel drawing). In the installer menu, the operation mode must be set in ‘standalone’. Refer to the section “installer menu” for details.

  • Page 13: Connecting Relays Tot The Hera

    The Hera must be set in ‘Argos attached’ operation mode. Relays can be connected using the connector labelled ‘RELAY Refer to the section “installer menu” for details. OUTPUTS’. Only use 12V DC relays. No external power supply is required, so do not connect any form of power to the The Argos must be set up as follows: Hera’s relay outputs.

  • Page 14: Connection With A Pc

    Ethernet standards ! Hera’s manufactured from March 2008 have a female 9-pin A maximum of two Leto displays may be slaved to the Hera by D-Sub connector for serial connection. With those Hera, daisy-chaining two receiver units together.

  • Page 15: Principles Of Operation

    The 4 LEDs located just above the push buttons have the TURNING ON following functions: Hera does not have an on/off switch. It lights up when the AC • Red LED error: lights in the event of any fault. power is connected. At boot-up, the LCD screen will briefly This could, for example, come from the seal of the display the unit’s firmware version.
  • Page 16 Alarm Relay Disc The ‘Alarm’ relay has been disconnected. In Stand alone Hera has been configured to work in stand-alone mode, but will detect if an Argos has been connected. Transmis. Start Data transmission to the PC has begun. Transmis. End...

  • Page 17: Threshold Schedulling

    • Warning time period: if the LEQ value over this THRESHOLD SCHEDULLING period exceeds the actual threshold, the first logic output is triggered. The threshold can be constant or be scheduled over 4 periods per week days. Threshold scheduling allows for automatic •...

  • Page 18: Additional Functions When Used With The Argos

    Argos, which can then reduce the sound pressure level if necessary. The Hera can also control the pink noise generator in the Argos. Pink noise is used as a reference for calibrating the Hera should it be necessary to take into account differences in sound pressure level between the actual position of the microphone and the position at which the authorities measure.

  • Page 19: Installer Menu

    To access the installer menu simply press and then release the ‘enter’ and ‘next’ buttons on the front panel at the same time. The Hera then asks you to enter your secret code (PIN number). The default code is 1234.
  • Page 20 HERA installer menu overview...

  • Page 21: Basic Set-Up

    Apex Argos limiter. This option is vital for the proper functioning of the Hera. If this option is not set up correctly, the Hera will OPTION 4.3: Measuring the difference definitely generate error messages.

  • Page 22: Operation Set-Up

    • Press ‘enter’. If Hera is used together with Argos, it will OPERATION SET-UP now supply a pink- noise. If not, the Hera will ask you to supply one.

  • Page 23: Logging Set-Up

    Enables the error and events list, as well as the measurement supply is cut off. If it is lower than the threshold, both ‘alert’ and list, to be erased. Hera will then ask you to confirm by pressing ‘cut’ relays are deactivated.

  • Page 24: Preferences

    To exit the menu at any time, press ‘exit’. OPTION 10: Argos serial number If the Argos is connected to the Hera then its serial number NOTE: We strongly advise you not to cut off MUST be entered here. This enables the Hera and the Argos the AC supply when in the installer menu.

  • Page 25: Memory Readout

    MEMORY READOUT A Hera read-out PC software is available free of charge. It allows for data stored in the Hera’s memory to be recovered and eventually imported into any document. It is possible to retrieve the LEQ and MAX measurements list, the events list and other information such as firmware version.

  • Page 26: Technical Specifications

    Technical specifications Electrical specifications Mains requirements Voltage Auto-detect 90-240 V - 50/60 Hz Power consumption 40 VA Relay outputs Connections ground, output 1, output 2, +12 V Impedance open collector Maximum current 60mA maximum for each output Measurements Range 55 dBA - 120 dBA A-Filter accuracy 27 Hz - 20 kHz + 1.2dB Mechanical specifications...

  • Page 27: Limited Warranty

    Limited warranty Limited warranty Apex N.V. (“Apex”) warrants you, the original purchaser, or any party that purchases the device from you, that its products are free from defects in material and workmanship under normal use for a period of two (2) years from the date of original purchase.
  • Page 28 w w w . a p e x - a u d i o . e u i n f o @ a p e x - a u d i o . e u Copyright © 2000-2011 APEX N.V. All rights reserved. This manual may not be reproduced or transmitted, either in part or as a whole, by any means, be they mechanical or electronic, without the express written permission of APEX N.V.

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