Hochiki FireNET Plus - Communication Circuitry

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FireNETPlusWiringInstruction 7 V1.01
14. Communication Circuits
Phone Line Terminal Connections:
Terminal Description
L1T TELCO Line 1 Tip
L1R TELCO Line 1 Ring
P1T TELCO Phone 1 Tip
P1R TELCO Phone 1 Ring
L2T TELCO Line 2 Tip
L2R TELCO Line 2 Ring
P2T TELCO Phone 2 Tip
P2R TELCO Phone 2 Ring
RS485 Serial Bus:
Terminal Rating
COMMS (+) (+) Data 3.3 VDC @ 30 mA max
COMMS (-) (-) Data
Network Terminals:
Terminal Rating
NET OUT (+) (+) Data 3.3 VDC @ 30 mA max
NET OUT (-) (-) Data
NET IN (+) (+) Data 3.3 VDC @ 30 mA max
NET IN (-) (-) Data