Jul 19, 2012 · CVP-209/CVP-207 OVERALL CIRCUIT DIAGRAM 4/4 (FU120BL, MA120B, A-JACK, HP, NET1, NETWORK)

Oct 28, 2011 · OTP SW1 IC4 Rotary address switch IC1 IC2 LED 3k3 Ω pull-up resistors LK1 Tamper switch Outputs RS485 Power S +12V 1 2 3 4 B A – + – + IC3 1 2 3 4 5 6 7 8 Zones …