Small Size - Engineered Plastics Ordering is Easy! See Page C-5. Easy online ordering too! XM/XT-300 Engineered Plastics Series Brings Continuous Output to Shallow Tanks Your most complete line of small, polysulfone liquid level sensors...all from Gems Sensors. LEVEL SENSORS - CONTINUOUS All-Plastic Wetted Parts 4mm Resolution Indicating Length to 14˝ (356 mm); Stem Length to 20˝ (508 mm) U.L. Pending Designed for the high quantity needs of the OEM, XM/XT-300 Series transmitters are the ideal level sensor for shallow tanks and reservoirs. Compact and versatile, these plastic level sensors offer a broad choice of mountings and float materials. The following pages illustrate the various design parameters available to configure custom XM/XT-300 Series Sensors. 1. Mounting Types Each mounting type can be configured with stem lengths (LO) and float materials indicated in this bulletin. NPT Threads Straight Threads Type 21 1/8˝ NPT 0.49 (12.3) Type 22 1˝ NPT 1/8˝ NPT 0.14 (4) LO Type 31 3/8˝ - 24 0.25 (6.4) 1.38 (35) HEX 0.49 (12.3) 3/8˝ - 24 STRAIGHT THREAD 1.07 (27) 0.50 (13) HEX 1˝ NPT 0.50 (13) HEX Type 32 1-5/16˝ - 12 LO LO 0.20 (5) 0.49 (12.5) G1/4˝ (1/4˝-19 BSP) 1.63 (41) HEX 0.63 (16) HEX 0.20 (5) LO M12 x 1.5 STRAIGHT THREAD 0.20 (5) 0.47 (11.9) 0.63 (16) G1˝ (1˝ -11BSP) 1.33 (34) 1.00 (25) 1-5/16˝ - 12 STRAIGHT THREAD LO Type 51 M12 x 1.5 Straight Thread 0.240 (6.1) PG13.5 THD. BUNA " N " O-RING LO Compression Types Type 42 G 1˝ (1˝ - 11 BSP) LO 0.63 (16) HEX LO 0.437 (11.1) FLATS 5/8˝-11 THREAD (2) GASKET (BUNA) (2) WASHER (NYLON) 1.50 (38) HEX 0.59 (15) Metric Threads Type 41 G 1/4˝ (1/4˝ - 19 BSP) 0.25 (13.2) Type 33 5/8˝ - 11 Type 11 No Mounting Type 711 5/8˝ - 11 0.437 (11.1) FLATS JAM NUT 5/8˝-11 THREAD (NYLON) 1.33 (34) 1.00 (25) WASHER (NYLON) LO COMPRESSION GASKET (HNBR, BLACK) LO Flange Mountings2 Type 61 2˝ O.D. Flange Type 63 Pop Flange POP-IN FLANGE 0.156/4 (4) HOLES EQUALLY SPACED AS SHOWN ON A 1.50˝/38 B.C. 0.13 (3) 0.25 (6) 0.19 (4.8) 0.50 (13) 2 (51) Stem, Mounting and Collar Material BUNA " N " GASKET LO LO MOUNT IN 1.31˝ - 1.32˝ OPENING Polysulfone or Noryl® Max Length (L0) 20 inches (508 mm), Tolerance of L0 = ±1/16˝ (1.6 mm) Mounting Position Vertical ±30° Inclination Notes: 1. Type 71 mounting to be used with 3/4˝ diameter float only. 2. Not recommended for pressure applications. C-3 0.58 (15) Visit www.GemsSensors.com for most current information. Dimensions expressed as: inches (millimeters) XM/XT-300 / p1of3 / 12-NOV-18http://www.GemsSensors.com