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> Altek 334 loop calibrator 4-20 ma w/case
Altek 334 loop calibrator 4-20 ma w/case
* All 4 to 20 mA Loop Functions -
Source 0.00 to 24.00 mA or -25.0 to 125.0% read mA or percent to 52.00 mA, simulate 2-wire transmitters, measure -99.99 to 99.99 volts DC power & read 2-wire transmitters.
Select 4 or 20 mA output or 2-wire simulation. Accurate to 0.006 mA.
* Full Range 10 Microamp Resolution -
Adjust 4 digit display to 0.05% without range change.
3x9 volt alkaline batteries source 20 mA for over 20 hours, 12 mA for over 33 hours; 2-wire simulate and read for 150 hours. Much longer than NiCd batteries or calibrators with a single 9 V battery!
1200 Ohms with current limited, fuseless protection to 135 V AC/DC.
* Like new with case and leads.
