... point repeatability Temperature models: ± 1% of adjustable range Pressure models 15623, 15731-15737, 171-174, 218, 270-376, 520-535, 540 ... rating 15A 125/250/480 VAC resistive except for H100-15623, 15731-15737, 15884, 20A 125/250/480 VAC resistive, B100 ... ” NPT (female); Two 7/8” diameter knockouts preSSure connection Models 15623, 218, 270-376, 610-680, 701-706, 15731-15884: 1 ...