DO Probe Tester 9v Handheld unit designed for testing polarographic DO probes prior to transmitter calibration. Specifications:
- Zero And Span Ranges Are Verified Using 100 N2 And 100 Air
- Testing Done In Situ Without Compromising Sterility
- Battery Test Insures Proper Operation
- Replaceable 9v Battery
- Power Requirements 9v Battery Supplied
- Range 0-500 Na
- Resolution 1na
- Zero 1 Na
- Input Impedance 100k Ohms
- Display Type Lcd
- Battery Test 100 9v
- Battery Range 80-110
- Battery Nominal Draw 20ma Maximum
- Replace Battery If Test Reading Falls Below 80