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Probe/Thermistor Interface Module Connecting Probe/Sensor Wiring to the Console <br /> Probe/Thermistor Interface Module <br /> PROBE I F— PROBE ------Ir—THERMISTOR <br /> t_ 2_ 3_ 4_ 1 2 3 4—T MAXIMUM SENSOR ' <br /> THERMISTOR 'T� —if T T T ouraurRAi�Gs: <br /> 15 VDC <br /> ®®_ ®®®®®®®^® .15AMP <br /> P BT f RN_T Fite' Ef FACE MODULE <br /> Attach Cable Shields to Ground ' NOtUSed <br /> Lug Closest to Conduit Entry i )1 <br /> �10 = _ <br /> �- ------- - J — ----------� Console <br /> Rigid Conduit ------ —�— --------� <br /> (enters Console Up to 4 <br /> through an Probes ' Only 1 Thermistor needed per site <br /> Intrinsically Safe ' and i4 must be wired into position#1 <br /> Area knockout) <br /> + - + - 1 Thermistor <br /> Probe Probe II #1 <br /> #1 #4 1 <br /> ■ <br /> Figure 11. Probe/Thermistor Interface Module Wiring <br /> Connecting Devices <br /> Magnetostrictive Probes-Observe Polarity <br /> Connect the two color-coded/marked wires from the Magnetostrictive Probe to the <br /> appropriate terminals on the front of the Probe/Thermistor Interface Module <br /> [Figure 111. <br /> Ground Temperature Thermistor <br /> When using volumetric line leak detection(VLLD),only one ground temperature <br /> thermistor is needed per site and the thermistor must be wired to thermistor position <br /> number 1 (positions 2-4 are not used).Connect the two color-coded wires from the <br /> thermistor to the two assigned terminals [Figure 111. <br /> • <br /> 36 <br />