Inter-M RM-911D - Manual (Page 12)

9 RM-911D/W(REMOTE MICROPHONE)
1 1 . ExTERNAl ADApTOR (OpTION) INpUT
Connect the external adaptor (OPTION) when it is
needed.
The power is supplied by the ARM-911 if the
adaptor is not used.
If the external adaptor is used, then the maximum
operable distance can be extended and the power
consumption of ARM-911 is decreased.
2 2 . CONNECTING TERMINAl Of ARM-911
Connect to the ARM-911 using CAT5E cable.
The CAT5E pin description is as below.
Pin 1 : RS-422 RX+ (Refer to RM-911D)
Pin 2 : RS-422 RX- (Refer to RM-911D)
Pin 3 : RS-422 TX+ (Refer to RM-911D)
Pin 4 : DC24V
Pin 5 : GND
Pin 6 : RS-422 TX- (Refer to RM-911D)
Pin 7 : AUDIO HOT
Pin 8 : AUDIO COLD
1 2
3 4 5 6
RearPanel
- RM-911D