Turbine+ series board connectors

Turbine+ connectors

Item	Description	Comment
1	USB Port	Used only during production process, or for recovery.
2	Relay	NO/NC relay.
3	I/O interface	5.3V (200mA max) output and GND, and 6 x I/O connectors . Typically used as digital input (eg. from a closing contact) or digital output (12mA LED driver).
4	Line Output	600 ohm balanced line out. Suitable e.g. for induction loop amplifier.
5	Speaker Output	Connection for 8Ω external speaker (relevant for TKIV+ kit)
6	Microphone Input	Connection for electret microphone (relevant for TKIV+ kit)
7	Power Input	24 VDC for external secondary power if PoE/PoE+ is not available. Pin 1 is positive.
8	Network Port	10/100/1000Mbps RJ-45 port connecting to Ethernet. PoE/PoE+ is supported.
9	SD-card slot	SD Card slot planned for future use. Currently not in use.

Relay switching capacity: Max. 60 watt (Max voltage: 250VAC/220VDC. Max current: 2A) Connectable conductors: 0.20 - 1.5 mm² (IEC) / 24 - 16 AWG (UL). Use of ferrules is recommended. Max cable size is then 0.75 mm². The 5,3V output can deliver 200mA current maximum