Junger Audio Transmission processor Level Magic LT - Manual (Page 11)

Operation manual Level Magic LT, chapter 3 – Installation
Pin assignments
Pin Signal name Functions
1 GPI1 in Defined via software -> setup
2 GPI
3 GPI2 in Defined via software -> setup
4 GPI
5 GPI5 in Auxiliary supply
6 GPI3 Defined via software -> setup
7 GPI
8 GPI4 Defined via software -> setup
9 GPI
Electrical specifications:
GPI input Potential free by opto-coupler, low active
Off: +3.5…+30V between GPI input
and the common pin 5.
On : less then 1.5V
Signal input level LOW: 1,5V or less for a minimum of min.
50ms
level HIGH: 3,5V or more
Characteristic Static GPI,
Pin1...13
Ext. voltage
feed+3,5...30V
Pin14
Contact to
ext. Ground
min. 50 ms
+1,5V
+3,5...30V
Pin 5
Pin 1-4
Pin 6-9