744 Series Step Control

AHR 2014 - New York
Booth #759
Jan 21 - Jan 23

Made in the USA

[ 701 ] [ 706-123S ] [ 706-31 ] [ 706-4S ] [ 706-ECM ] [ 706-FFS ] [ 707 ] [ 709 ] [ 710 ] [ 744 ] [ 745 ] [ 760-ECM ] [ 761-ECM ] [ 764-ECM ] [ 790-ECM ] [ 791-ECM ] [ 792-ECM ]
744-HC and 744-HCP Series Electronic Step Controllers
	The 744-HC and 744-HCP series are "first on/last off" electronic step controllers. They are available in 2, 4 or 6 stages, with S.P.D.T. isolated pilot duty relays. The 744-HC Series is capable of accepting five electric/electronic input signals. The 744-HCP Series features an on board Pneumatic transducer that directly accepts 0 – 15 psi. Applications • Compressors, and or unloaders • Pumps • Blowers • Fans • Boilers • Electric heating elements (circuits)
Features • N.O./N.C. isolated relay output • Direct or Reverse mode selection • Adjustable deadband • Adjustable differential • L.E.D. indicator for each stage
744-HC and 744-HCP Series Product Data	744-HC and 744-HCP Series MS Wiring Diagrams
744-HC and 744-HCP Series Installation & Operating Instructions	744-HC and 744-HCP Series Recalibration Instructions
744-HC and 744-HCP Series Calibration Curve	744-HC and 744-HCP Series Wiring Diagrams
744 Series Engineering Bulletin

744-HC and 744-HCP Series
Electronic Step Controllers