Audio Port Specification; Pin Assignments Of Audio Port Signals (Ep1 / Ep2) - NetModule NB3710 User Manual

NB3710
User Manual for NRSW version 4.4
Audio Port Specification (Option A)
The Audio port has the following specification:
Feature
Protocol
Input impedance
Input bandwidth
Input galvanic isolation to enclosure
Output impedance
Output bandwidth
Output galvanic isolation to enclosure
Max. cable length
Cable shield
Table 3.24.: Pin Assignments of Audio Port Signals (EP1 / EP2)
Specification
Audio Line In/Out
44 kΩ, signal level 2 V
100 Hz- 15 kHz
functional (max. 250 V
100 Ω, signal level 2 V
300 Hz- 4 kHz
functional (max. 250 V
30 m
mandatory
Table 3.23.: Audio Port Specification
EP Pins Signal
1 / 5 Input Channel +
2 / 6 Input Channel
3 / 7 Output Channel
4 / 8 Output Channel +
pp
)
DC
pp
)
DC
31