310FET2 by TRIPLETT repair provided by Rockwell Automation. I bought an older Triplett Model 310FET which requires a 7volt battery. Anyone know exactly which battery it takes? Circa 1974. I found the manual for the Type 2 online, but that one takes a 15volt NEDA 220 battery instead. Find great deals on eBay for triplett 310 fet. Shop with confidence. I was given this meter and it seems like it ought to have potential.
Problem is the batteries. I got a manual for it from Triplett (free snailmailed photocopy! amazing in 1 Model 310 Type 8 310C Type 8 HandSized VOM Instruction Manual TRIPLETT This item: Triplett 3018 (Model 310) HandSized Analog Voltmeter, 18 Ranges and Functions 119. 99 In Stock. Sold by AmericaMart and ships from Amazon Fulfillment.
I just acquired a Triplett 310 (not a C) Mighty Might VOM. Included was the original leather case, tiny booklet, and leads. After cleaning the rangeselector switch, I surprised that it functioned properly and seems to be righton spec wise. TRIPLETT Model 310TEL Type 3 HandSized VOM Instruction Manual TRIPLETT