Vimar Arke 19557, Installer Manual

Page: 21 / 88

17 - ENGLISH
CHARACTERISTICS
• Max absorption (in calls): 150 mA
• Normal absorption (on standby): 5 mA
• Speaker: 16 Ω, 1 W, 500 Hz - 20 kHz
• Microphone: 2 kΩ, 3 V d .c ., 0 .5 mA, 50 Hz - 16 kHz, S/N
58 dB
• Operating temperature: +5 °C - +40 °C (for indoor) .
CONNECTIONS
See CONNECTION diagrams .
OPERATION
When a call is made from an outdoor plate (external plate or
floor unit), the speakerphone rings; to speak with the caller
press button “A” and keep it pressed for the entire con-
versation
. For the best results, you are advised to speak
from a distance of about 40 cms from the panel .
The auxiliary function is for managing external services e .g .
turning on stairlights or triggering other tasks that can be
sent by digital signals (AUX SERVICE 1 is the default set-
ting) . To activate the function press button “B” .
The door unlocking function activates the separately wired
electrically controlled lock mechanism that is operated from
the LOCK button on the panel . To activate the function
press button “C” .
NOTE: For the meanings of digital commands, see the Due
Fili technical documentation .
NOTE: The functions of buttons “B” and “C” (i .e . regarding
digital signals sent to the bus) can be programmed with
a personal computer and USB Interface and dedicated
“SaveProg” software .