Instruction Manual

13
RM-911D/W(REMOTE MICROPHONE)
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Connect to the ARM-911 using CAT5E cable.
The CAT5E pin description is as below.
Pin 1 : RS-422 RX+ (Refer to RM-911W)
Pin 2 : RS-422 RX- (Refer to RM-911W)
Pin 3 : RS-422 TX+ (Refer to RM-911W)
Pin 4 : DC24V
Pin 5 : GND
Pin 6 : RS-422 TX- (Refer to RM-911W)
Pin 7 : AUDIO HOT
Pin 8 : AUDIO COLD
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The audio output volume is increased by turning
the volume clockwise.
The audio output volume is decreased by turning
the volume counter-clockwise
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This terminal is used only for service purposes.