All digital sorry. I have a precision digital 4-20 loop controller for sale as well. Supplies 24VDC, has an LCD display, and you can configure relay trip and deadband. Use this to pick up a control relay or input to this micrologix.
Sold most of my brewery, now selling the other items I've accrued.
I have:
4 - 1 Gallon Brown Carboys (Fisher Scientific) - $13 Local
13 - Pyrex 50mL test tubes for yeast cultures - $2.50 Each (all for $25)/shipped
Misc. Flasks...all Pyrex....price is shipped
2 - 500mL Erlenmeyer Flasks -...
Precision Digital panel meter and controller
PD690-3
Has 24VDC supply to supply an instrument and read a 4-20ma loop signal.
$75/shipped.
http://www.bucksales.com/Principals/precdig/PD690.htm