RTW 115 G Series, Operating Manual

Page: 31 / 52

Peakmeter series 115..G/115..G-xxx Getting started • Page 5-7
• SLIDE SWITCH: L - The use of this pushbutton or its equivalent external
function avtivates the LOUDNESS display. The loudness level will be
displayed as an additional brighter bargraph.
Please note: If LOUDNESS display mode is activated via an external
switch it cannot be disabled by the use of the internal switch.
• There are no additional controls or pushbuttons on the 115..G-VU beside
GAIN, RESET and MEMO.
5.9. Control outputs
An OVR (overload), ERR (digital transmission error) and MUTE (16 conse-
cutive samples with the content zero) flags are available for external controls.
5.9.1. Control output ERR
When a digital error is registered in the receiver section (Confidence, Lock,
Code, Parity, Validity) this output is switched to high. This condition is also
signalled by the ERR LED on the front panel of the unit.
5.9.2. Control output OVL
When an overload condition is registered in channel 1 or 2 this output is
switched to high. The condition is also indicated by separate OVERLOAD
LEDs for each channel on the front panel. The overload display
conditions must be set internally.
5.9.3. Control output MUTE
Registration of digital null (mute) signals is indicated by a high signal at this
output. The trigger period for this signal is 16 samples (~333 µs @ 48kHz).
Connections:
Page 4-1.
Functions for G-VU
type versions