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.s <br /> Application Examples Specifications <br /> B. <br /> Alarm Panel Box NEMA Type 4 en- <br /> closure,for indoor& <br /> - outdoor applications. <br /> Power Requirements 115vact10vac@v <br /> 60 Hz.power supply. <br /> CASE A: <br /> DOUBLE-WALL TANK Power Consumption 2 watts per chan- <br /> - Sensor hangs straight nel.maximum. <br /> down from riser hole. <br /> Audible Alarm 75 dB at 100 cm; <br /> : . <br /> —_. Relay Contact SPDT, 5 amps, 125 <br />............................................... i1 vac. <br /> Jur <br /> Visual Alarms Bright red indica- <br /> END <br /> tors for both over- <br /> VIEW & individual <br /> CASE B: alarms. <br /> DOUBLE-WALL TANK <br /> S <br /> . - Sensor cable bends Safety Barrier Intrinsically safe <br /> SENSaround annular gap et- interface between <br /> •UIT • , hsensors & electro- <br /> '_,"RECT BURIAL ween tank walls. Mc control panel. <br /> iCABLES <br /> Sensor Cable No. 22 AWG. <br /> stranded, with <br /> '—J-BOX PVC jacket. <br /> ......... Home Run Cable No.18AWG,4-con- <br /> doctor,direct Buri- <br /> al or conduit type. <br /> • <br /> • ` CASE G:EXISTING Location Sensors designed <br /> SM -WALL TANK to meet Class 1. <br /> • Division 1, Groups <br /> Slant or vertical drilling C&D.Alarm panel <br /> to install casing, sensor to be located in <br /> Ef Cable. non-hazardous <br /> area. <br />............................... i~ '! <br /> 4460 41110 <br /> . • • - '�° CASE D: EXISTIN - <br /> • SINGLE-WALL TANK <br /> • Slant or vertical drilling <br /> to install casing, sensor <br /> ft cable near to center <br /> section of tank. Available sensors include a gas-detecting <br /> metal-oxide-semiconductor (left) and a <br /> liquid-sensing thermal element(right). <br />