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3-way hydronic valves
the Q340A will provide long-lasting service that reduces callbacks and keeps your customers happy
It’s an ideal thermocouple for yearly service contract applications and budget-concious customers
Selection of the correct ionizer current is accomplished by moving the P5 shorting bar to the proper position
three analog outputs
AT20A1123/U ISD Product 3-way hydronic valvesVersatile Transformer: The AT20 Transformers are Step Down Transformers Used Primarily for Powering 24 VAC Control Systems. They can be Used in Any 24 VAC Application that Does Not Exceed the Transformer Volt ampere (VA) Rating. The Transformers are UL Component Recognized and CSA Listed and Meet NEC Class 2 Not Wet, Class 3 Wet Requirements as Specified by NEMA Standard DC 20.
