Description Accessories Description The Meriam ZM334-1 AC Adapter is 120 V, 60 Hz and is an accessory for the Meriam M334 Loop Calibrator State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Literature & Docs Accessories Meriam 4-20 Milliamp Loop Calibrator M334 Was: Now: $1,042.00 Add To Cart View More