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Overview *TSP-K12 Riser ap for 2-inch riser pipes, includes a The TSP-ULS is a Standard sensor that is used to detect pre-installed 1/2 inch NPT compression gland (cord grip) the presence of a liquid in the normally dry Class 1, Division fitting. Other riser caps are available for different riser 1, Group D Hazardous Areas of: sumps, dispenser-pans, pipe sizes—consult your factory rep. and interstitial areas of double-wall steel storage tanks. * Riser pipe—2 inch diameter(OD), threaded at one end The sensor is supplied with electrical connectors, 25 feet of (NPT-14)with all rough edges removed/deburred from cable, and a cord-grip fitting (see diagrams).The TSP-ULS the inner edges. uses magnetic-float/reed-switch technology (the sensor *= Needed for installation in UST interstitial areas (Figure 2) must be suspended vertically (See Figure 1) so the float can rise freely with the level of a liquid). Installation Sequence When the float rises more than 1/2 of an inch, the 1. Install Riser Pipe, Manhole. magnetically sensitive reed switch will open (see internal 2. Install conduit, EYS fittings, and weatherproof float in Figure 1).An open circuit is recognized as an alarm- junction box. condition at the intrinsically safe (I.S) leak detection circuits 3. Shut off power. of the FFS (Franklin Fueling Systems)ATG console. ELECTRICAL DANGER Avoid electrical wnt) shock hazards: ensure all power Colored (alk going to the ATG console is turned off, pen tape�� ) tagged, and locked-out at the power panel before doing any maintenance or Install Height= Measured height For installation in double-walled steel tanks,the installation work at the ATG console. +1.5 inch(38.1 mm install height is measured from the top of the riser allowance for to the bottom of the interstitial space in the tank 4. Interstitial installation—see Figure 1 & 2, measure TSP-K12 height the INSTALL HEIGHT needed and add 1.5 inches Typical Sensor Input = total height. Mark the total height on the sensor Interface(Channel N): cable as shown in Figure 1, pull the cable through 3.62 (wht In the TSP-K12 Riser Cap and cord-grip until the mark (92 mm) c Ncshows at the top of the cord grip fitting. Tighten the (B Grid fitting and lower the sensor into the interstitial area of the tank as shown in Figure 2. Magnetic 0.52 Reed float switch (13.2 mm) opens when floatCoer for TSP-K12 riser cap moves up 0.52 inch 14 inch(35.56 cm) (with cord grip-compression fitting) (13.2 mm) O Min.dia.manhole —1.48 Suspend Sensor Veritcally a 9 ID ,=ti—Concrete slab (37.6 mm) Manhole per NFPA 30 Figure 1: TSP-ULS Dimensions Clean fill material (Gravel typical) /'" Materials Required weatherproof/ Junction box Compression • Optional—TSP-DB1 Epoxy Seal kit for no-strip electrical fitting(Cord grip) connectors—recommended for sites: within flood zones, Install height Eys seal Fitting high groundwater tables, with poor drainage, or when as measured) junction boxes are not used. 1/2 or 3/4 inch conduit • 1/2 or 3/4 inch NPT(National Pipe Thread, tapered), Rigid Metal Conduit(RMC)or nonmetallic(PVC)conduit Double-wall 2i"c` "ser pipe if allowed by local codes. steel tank Interstitial area(dry) • EYS Seal fittings and Epoxy to fill the fitting after TSP-ULS operational testing is completed. sensor • Weatherproof junction Box, gasket, and cover, plus a 3/4 to 1/2 inch NPT reducing bushing if 1/2 inch RMC is used —see the ATG Installation Guide for recommended Figure 2:Installation in Double-walled Steel Tanks electrical Junction Boxes. • Wire: THHN, TFFN or THWN, 18 AWG, White & Black, 5. Pull the sensor cable through the cord grip fitting at or Alpha Cable#58411, 0.114 0.D. — 1,500 feet(457 the junction box (also see Figure 3 for installation meters) max. length.Alpha cable#58411 must be use within a sump) and tighten all remaining cord-grip with nonmettalic conduit. fittings. Trim wire/cables to a 6 or 8 inch (15 or • Slip joint pliers to seat the no-strip, self-sealing wire 20 cm) service-loop, and splice the sensor and console cable/wires together as shown in Figure 4. connectors—connectors are supplied with the sensor. • UL Classified Thread Sealant or pipe dope. 2