Barber Colman Duct Humidity Transmitter (10 to 90% RH)

For proportional humidity control, used with RKS series receiver-controllers. May be used with calibrated gauges for continuous humidity indication at any local or remote position. The humidity transmitter uses a highly sensitive nylon humidity element. Specifications Sensing Span: 80% Rh; 10-90% Rh range (non-adjustable). Output Air Signal: 3 to 15 psig. Maximum Safe Temperature: 150 °F. Air Connections: HKS-2033 has 1/4" O.D. plastic tubing; HKS-5033 has 5/32" dia. spring reinforced plastic tube. Air consumption for sizing air compressor is .024 standard cubic feet per minute. Air capacity for sizing air mains is 50 standard cubic inches per min. Dimensions: Duct type, 4-3/16" high x 4" wide x 2-1/16" deep. Tube mounting hole diameter is 1-3/8"; tube insertion length is 4-1/4". Wall mount: 4-3/8" high x 2-3/4" wide x 1-5/8" deep. Order fittings separately for type of wall construction. Options: None. Table-1 Model Chart.