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eBay
3 Atlas Scientific Industrial Dissolved Oxygen Probe w/Built-In PT-1000 Temperature Sensor ENV-50-DOX -NEW -. The built-in PT-1000 temperature sensor and threaded body reduces the need for excess parts and makes it easy to install in a pipe.
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eBay
It runs on one 9V alkaline battery (included). Accuracy + or - 1.5% Full Scale. MA840 DO polarographic probe with 3m cable. Power source One 9V alkaline battery (included). What’s in the Box?.
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Ingold port mount. Removed from a working system.
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eBay
LE621-IP67 Dissolved Oxygen Sensor 30266975, Electrode clip, Sample Bottles, Wrist strap, Carry Case. F4: Hardware Functional. "F3: Key Functions Working". Hardware required for key functions to be tested may have been removed after testing (ie: hard drive).
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