User guide

162N TELEKOMUNIKACE a.s., www.2n.cz
®
Legend to figures
Group Terminals Function
DC in
Power input 9 to 36 V ± 10 % / 2 A DC, typically 12V
DC
LAN1 LAN connection with PoE function
LAN2 LAN connection
LAN Only at Lite version, LAN connection
D1 Integrated red and green LED indicators
RESET RESET multifunction button
AUDIO
MODULE
Connection of an audio module with microphone,
loudspeaker, buttons and LEDs
RELAY NO, COM, NC
Programmable relay switch with an accessible N/O and
N/C contact
LEDs
LED1+, LED1−
LED2+, LED2−
3 current outputs for connection of programmable LED
indicators; two terminals per LED
KEYBOARD
COL1–4
ROW1–4
Connection of matrix keypad (4x4) or 16 separate
buttons.
BUTTON
Only at Lite version, a button is mapped to pins COL1
ROW4.This position is mapped to sign * by default.
Refer to the section Connection of Keypad/Buttons.
OUTPUTS
OUT1+, OUT1−
OUT2+, OUT2−
2 programmable active outputs ( supply from PoE: 10
V DC; suply from external source: voltage min. 2 V,
max. 11 V DC ) output current: Max 400 mA
INPUTs
IN1+, IN1 IN2−
+, IN2−
2 programmable galvanically isolated inputs
AUDIO
MIC+, MIC IN−
+, IN OUT+,−
OUT−
Microphone input, line input, line output
SPEAKER SPK+, SPK− Power amplifier output for loudspeaker
Connection to LAN
Connect to the LAN using an RJ-45 terminated UTP/STP2N
®
Helios IP Audio Kit
cable (of category Cat 5e or higher). As the device is equipped with the Auto-MDIX
function, you can use either the straight or crossed cable version.
2N
®
Helios IP Audio Kit is equipped with two LAN interfaces (LAN1 and LAN2) and
an integrated Ethernet switch. You can use only LAN1 interfaces for LAN connection.
LAN1 is the only interface provided with PoE.
LAN2 helps connect another LAN device on the installation site. This interface is not
equipped with PoE.
Note
2N
®
Helios IP Audio Kit does not allow you to feed another connected
device via PoE. The integrated PoE function is intended for the 2N
®
supply only.Helios IP Audio Kit