R851B-8 | Step controller, 8 stages (AC/DC isolated outputs) with vernier output for boilers | Viconics Description_JIC to O-Ring Branch Tee 1/2 PVC 0-15 PSI GAUGE

1/2 PVC 0-15 PSI GAUGE GUARD FKM

1/4 X 1/2 (COMP X FIP ADAPTER)

2X1-1/2X1/2 CPVC CTS REDUCING TEE SOC

or humidity differential between two sensor points within a system

2 X 1/2 BLACK REDUCNG BRNCH T

R851B-8 | Step controller, 8 stages (AC/DC isolated outputs) with vernier output for boilers | Viconics Description_JIC to O-Ring Branch Tee 1/2 PVC 0-15 PSI GAUGEStep controller, 8 stages (AC DC isolated outputs) with vernier output for boilers The Viconics R851V series step controller is designed for cost effective, precise modulation of multi stage control application. A common application is a multi step electric duct heater. An integrated vernier control output will give a precise and full modulation of the load from 0 to 100% of the total capacity. Resources More Info