D530/7DD, D530/7DDK differential pressure controllerDetailed product description：

The differential pressure controllers D530/7DD and D530/7DDK use bellows type sensors. Can be used for corrosive gas and liquid media. The set value of the controller is adjustable, with a range of 0.02-3 Mpa and a working pressure range of 0.05-6.3 Mpa.

Technical specifications of D530/7DD and D530/7DDK differential pressure controllers

	Standard Type	Explosion-proof type
Working viscosity	＜1×10－3m2/s	＜1×10－3m2/s
Switching element	micro switch	micro switch
Explosion-proof rating	―	Exde II CT5 certificate number GYB00108X
Shell protection level	IP65 (compliant with DIN40050, equivalent to IP65 in GB4208)	IP54 (compliant with DIN40050, equivalent to IP54 in GB4208)
Ambient temperature	－5～40℃	－5～40℃
medium temperature	0～120℃	0～95℃
Installation location		Pressure interface vertically downward
Anti vibration performance	D530/7DD：40 m/ s2 D530/7DDK：20 m/ s2	Max:20m/s2
repeatability error	≤1%	≤1%
Contact Capacity	AC 220V 6A (resistive)	DC 250V 0.25A (resistive) 60Wmax AC 250V 5A (resistive) 1250VAmax