Pipe Size: 1 2 Inch, Cv: 1.16. 2000 Series: Direct Acting, Linear Flow, Steam. Hermostats Adjustable, Bi Lingual Frenc H321 less flow calculation compatible Rango de Presión:0 a 1.0psi less flow calculation compatible with input voltages 380Vac 480Vac (400Vac 415Vac 440Vac) (3 phase 3P) item code #3AUA0000079795 equivalent to ACS35503U08A84K457 DATA SHEET 575Vac) IP21 UL type 1 Frame size R3 with Modbus RTU Modbus communication capability Surface wall mounting with built in Choke + STO Safe Torque OFF (SIL3 as per IEC61511 SILCL3 as per IEC62061 PLe ISO13849 1) compatible with input voltages 500Vac 600Vac (525Vac) (3 phase 3P) item code #3AXD50000271122 equivalent to ACS58001032A6 DATA SHEET 2000 Series: Direct Acting Bi Lingual French Celsius Model Resolution)