26Make a connectionCautions:• FOR UL LISTED MODEL(S), ONLY CONNECT THIS TO 24 V AC OR 12 V DC CLASS 2POWER SUPPLY.• Be sure to connect the grounding lead to the GND terminal.To 24 V AC/12 V DCpower supplyVideo output cableBrown (Live)Blue (Neutral)Green/Yellow (GND) To GND (only for 24 V AC)BNC connector BNC connectorBNC connectorTo VIDEO INPower cordl Video output connectionThe video output connector is connected tothe monitor or other system devices with acoaxial cable (locally procured).The maximum extensible length is shown in thetable.Type of coaxialcableRG-59/U(3C-2V)RG-6/U(5C-2V)RG-11/U(7C-2V)RG-15/U(10C-2V)Recommendedmaximumcable lengthm 250 500 600 800fteet 825 1 650 1 980 2 640l Power connectionPrecaution:The following connections should be madeby qualified service personnel or systeminstallers in accordance with local electricalcode (NEC 725-51 for NTSC model).• Wire colors & functionsCamera power cordWire color 24 V AC 12 V DCBrown 24 V AC (L) PositiveBlue 24 V AC (N) NegativeGreen/yellow To GND –Cautions:• Be sure to connect the GND (grounding)lead of the camera and grounding terminalof the power supply when using a 24 V ACpower source.• Shrinking the cable-entry seal is a onetimeprocedure. Do not shrink the cable-entryseal until it has been ascertained that unitis functioning.