42512 +/-1% - Backlit LCD Max 32 Degrees to 122 Degrees F 0.1 Degrees F/C 150 msec. -58 Degrees to 1832 Degrees F SGD 501.51
42510A-NIST +/-1% NIST Backlit LCD Min/Max 0 Degrees to 50 Degrees C (32 Degrees to 122 Degrees F) 0.1 Degrees Up to 199.9 Degrees 300 msec. -58 Degrees to 1200 Degrees F SGD 634.78
42545-NIST +/-2% NIST Backlit LCD Min/Max/Avg/Dif 32 Degrees to 122 Degrees F 0.1 Degrees Up to 199.9 Degrees 1000 msec. -58 Degrees to 1832 Degrees F SGD 1,150.41
42545 +/-2% - Backlit LCD Min/Max/Avg/Dif 32 Degrees to 122 Degrees F 0.1 Degrees Up to 199.9 Degrees 1000 msec. -58 Degrees to 1832 Degrees F SGD 756.96
42512-NIST +/-1% NIST Backlit LCD Max 0 Degrees to 50 Degrees C (32 Degrees to 122 Degrees F) 0.1 Degrees F/0.1 Degrees C 150 msec. -58 Degrees to 1832 Degrees F SGD 1,254.02
IR267 - No - Max/Min/Avg/Dif 32 Degrees to 122 Degrees F 0.1 Degrees F/C 1 sec. -45 Degrees to 315 Degrees SGD 174.01
IR270 - - 1.5" Backlit LCD - 32 to 132 Deg. F 0.1 Deg. F/C 1000 ms - SGD 186.51