Altek calibrator 235 replace with PIE 235 voltage calibrator

Description

Miss your Altek 235? Well you have found the original design team!
PIE 235 Voltage calibrator, made in the USA by members of the team that designed the Altek 235
Calibrate Voltage inputs in a live loops by clipping across the 250 ohm resistor on your devices NO NEED TO DISCONNECT ANY WIRING
Easily change between Voltage Ranges:  +/- 999.99 mV, 1.000-5.000V, 0.000-20.000V
Source pH from 0-14
Simple to use double click menus
Small, lightweight design that fits in the palm of your hand
For more info about PIE calibrators and our Altek background,  visit us at
www.piecal.com