Very interesting and informative, Niksch, thank you. Were there many variants of this model of the late 40's with the same clip and barrel ? One sent me pictures of a 134 from the MB book very similar but with the cap band engraved. These caps were not engraved along the side like many other models ?
131-420 FRONT 131-420 REAR AND SIDE PROFILE. SEA-FIRE FIRE SUPPRESSION SYSTEM MONITOR WITH ENGINE SHUTDOWN CONTROL AND HIGH TEMPERATURE ALARM. Part No. 131-420. ELECTRICAL CONNECTIONS. Connect the plug on the back of the panel to the. corresponding plug on the Sea-Fire ESRS shutdown unit. Connect the blue wire to one of the temperature sensor. wires.
Product description. The Fluke FP-PROBE Field Replacement Probe is a replacement resistance temperature detector (RTD) probe sensor for the Fluke FoodPro Plus thermometer (sold separately). It measures temperatures from -40 to +200 degrees C (-40 to +392 degrees F). It snaps into place to replace a broken built-in fold-out temperature sensor.