Tekmar 444 Mixing Expansion Module, Variable Speed, Floating Action, Modulating

The Mixing Expansion Module 444 is designed to operate a mixing device within a hydronic heating system as part of a tekmarNet® control system. It is capable of controlling a mixed system pump and six optional outputs for mixing: a variable speed injection pump, a floating action actuator, or an analog 0-10 V (dc), 2-10 V (dc), 0-20 mA, or 4-20 mA signal. Features: Requires a tekmarNet 4 system control Powered variable speed injection pump Powered 24 V (ac) floating action output Analog 0-20 mA or 4-20 mA output Analog 0-10 V (dc) or 2-10 V (dc) output Powered 120 V (ac) system pump Powered 24 V (ac) system pump output CSA C US certified for use in USA and Canada