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Differential pressure controller
Brief DescriptionD530/7DDKdifferential pressure controller adopts bellows type sensor which can be used in corrosive gas or liquid media. The setting value of the controller is adjustable and the range is 0.02~3 Mpa, working pressure range is 0.05~6.3 Mpa, mainly used in
DetailsMain Technical Parameters
Working viscosity: ＜1×10-3m2/s
Switch: micro switch
Housing:IP65（in accordance with DIN40050，equivalent to IP65 in GB4208）
Environment temperature: -5～40℃
Medium temperature: 0～90℃
Vibration-resistant: D500/7D：40m/s2 D500/7DK：20m/s2
Repeatability error ≤1.5%
Capacity: AC 380V 6A（resistance）DC 24 0.25A
Specification
D530/7DDK Switch difference is not adjustable
| Setting value adjust range MPa | Switch difference is not more than | Max working pressure *MPa | Rated pressure ** MPa | Switch frequency | Sensor material | Joint female thread | Weight kg | Overall size | Ordering No. | ||
| Setting value lower limit MPa | Setting value upper limit MPa | Housing | Bellows | General type | |||||||
| 0.02~0.1 0.02~0.16 0.025~0.25 0.03~0.4 | 0.025 0.025 0.03 0.03 | 0.04 0.04 0.05 0.06 | 0.05 to 1.6 | 2 | 10 | 304 | 316L | G1/2”
| 1.10 | 01 | 0819111 0819211 0819311 0819411 |
| 0.05~0.6 0.05~1 0.05~1.6 0.1~3 | 0.06 0.07 0.08 0.08 | 0.1 0.12 0.14 0.2 | 0.1 to 2.5 | 3 | 1.05 | 02 | 0819511 0819611 0819711 0819715 | ||||
| 0.4to6.3 | 7 | 1.10 | 03 | ||||||||
D530/7DDKSwitch difference is not adjustable (small switch difference, no explosion-proof）
| Setting value adjust range MPa | Switch difference is not more than | Max working pressure *MPa | Rated pressure ** MPa | Switch frequency | Sensor material | Joint female thread | Weight kg | Overall size | Ordering No. | ||
| Setting value lower limit MPa | Setting value upper limit MPa | Housing | Bellows | ||||||||
| 0.02~0.1 0.02~0.16 0.025~0.25 0.03~0.4 | 0.025 0.025 0.03 0.03 | 0.04 0.04 0.05 0.06 | 0.05 to 1.6 | 2 | 10 | 304 | 316L | G1/2”
| 1.10 | 01 | 0819113 0819213 0819313 0819413 |
| 0.05~0.6 0.05~1 0.05~1.6 0.1~3 | 0.06 0.07 0.08 0.08 | 0.1 0.12 0.14 0.2 | 0.1 to 2.5 | 3 | 1.05 | 02 | 0819513 0819613 0819713 0819813 | ||||
| 0.4to6.3 | 7 | 1.10 | 03 | ||||||||
*）is medium pressure range of high-pressure joint.
**) medium peak pressure from two pressure joints can not exceed this value
