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The International Environmental 71481103 Relay Board is a critical control component designed for precise sequence operation in fan coil units and air handling systems
Inspect the collector box area for signs of white residue (leaking condensate) or soot
this unit integrates seamlessly into existing setups using its 6-foot capillary and 3/8" x 5-3/4" sensing bulb
making it compatible with most Reznor SDH
30" WC (Water Column) set point for accurate negative pressure sensing
Automation Components Inc (ACI) A/RH2-R Transmitter 30067439-890 The International Environmental 71481103 RelayThe Automation Components Inc (ACI) A RH2 R Transmitter is a relative humidity room transmitter engineered for precision in Building Automation Systems (BAS) and demanding HVAC environments. This unit utilizes a capacitive sensing element with a factory fitted hydrophobic filter, ensuring high performance monitoring in spaces sensitive to dust, oils, and environmental chemicals. Designed for versatile field integration, the A RH2 R features field
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