046451 TE Connectivity

Model 451 Miniature Tubular Probe 400 series nominal resistance response curve 2252.4 ohm Resistance 25C (including lead wire resistance) Tested to 0.1C, 0C to 70C for laboratory use Pressed Disk Ceramic Sensor High sensitivity to temperature change phone plug connector 1 mm (0.042) tube diameter Rugged PVC cable DESCRIPTION 400-series miniature stainless steel tubular probe. FEATURES APPLICATIONS Fast response through SS tube wall Liquid temperature measurement Standard 400 series resistance response Subsurface temperature measurement Standard phone plug connector Laboratory vermin temperature measurement Reuse after cleaning PERFORMANCE SPECS Parameter Units Value Resistance 25C (including lead resistance) Ohms 2252.4 0.1 Tolerance 0C to 70C C 3976 Beta Value 25/85 K Tolerance on Beta Value % 0.4 Typical response time in stirred fluid Seconds < 4 Liquid immersion with 15VDC applied Ohms > 15Meg Model Number 451 Rev A www.meas-spec.com 30 June 2008 1/3 Model 451 Miniature Tubular Probe MECHANICAL DETAILS SS Tube section 30.5 mm REF 1.3 mm dia 3.8 mm dia x 3048 mm long 14.2 mm TYPICAL PERFORMANCE CURVES Temp C K-Ohms Temp C K-Ohms Temp C K-Ohms 0 7.3554 25 2.2524 50 0.8117 1 6.9894 26 2.1564 51 0.7815 2 6.6444 27 2.0644 52 0.7526 3 6.3194 28 1.9774 53 0.7249 4 6.0114 29 1.8944 54 0.6983 5 5.7194 30 1.8154 55 0.6729 6 5.4444 31 1.7394 56 0.6485 7 5.1834 32 1.6674 57 0.6252 8 4.9374 33 1.5994 58 0.6028 9 4.7034 34 1.5334 59 0.5813 10 4.4824 35 1.4714 60 0.5607 11 4.2734 36 1.4124 61 0.5409 12 4.0744 37 1.3554 62 0.5219 13 3.8864 38 1.3014 63 0.5037 14 3.7084 39 1.2494 64 0.4862 15 3.5394 40 1.2004 65 0.4694 16 3.3784 41 1.1524 66 0.4533 17 3.2264 42 1.1074 67 0.4378 18 3.0814 43 1.0644 68 0.4229 19 2.9444 44 1.0234 69 0.4086 20 2.8144 45 0.9842 70 0.3949 21 2.6904 46 0.9466 22 2.5724 47 0.9106 23 2.4604 48 0.8762 24 2.3544 49 0.8432 Model Number 451 Rev A www.meas-spec.com 30 June 2008 2/3