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or chemical service lines
vacuum (negative)
Ensure the sampling holes are oriented correctly into the airflow to maintain NFPA 72 compliance and system sensitivity
meeting rigorous safety standards for use with gas controls
Veris Industries H-938 Switch Els PW 17895 or chemical service linesThe Veris Industries H 938 is a high performance split core current switch and integrated command relay combo designed to streamline motor control and status monitoring in high demand HVACR environments. Engineered for the professional contractor, this device eliminates the need for redundant components by housing an adjustable set point current sensor and a 24VAC VDC SPST relay in a single unit. With a monitored current range of 2. 5 to 135A and a