Description
D520/7DD, D520/7DDK differential pressure controller uses a bellows-type sensor. Can be used for air, gas, water vapor and other neutral gases and water, oil and refrigerants and other liquid media. The setting value of the controller is adjustable, the adjustment range is 0.02 …… 1.6Mpa, the working pressure range is 0.05 …… 2.5MPa.
◇ Main technical performance:
|
|
Normal type |
|
Explosion-proof type |
|
Working viscosity |
<1×10-3m2/s |
Working viscosity |
<1×10-3m2/s |
|
Switching element |
Micro switch |
Switching element |
Micro switch |
|
Explosion-proof level |
—— |
Explosion-proof level |
ExedII CT5 certificate code GYB081089X |
|
Enclosure rating |
IP65 |
Enclosure rating |
IP54 |
|
Ambient temperature |
-30℃～＋50℃ |
Ambient temperature |
-20℃～＋40℃ |
|
Medium temperature |
0℃～120℃ |
Medium temperature |
0℃～95℃ |
|
Installation location |
Pressure connection vertically down |
Installation location |
Pressure connection vertically down |
|
Anti-vibration performance |
D520/7DD:40m/s2 ; 520/7DDK:20m/s2 |
Anti-vibration performance |
Max:20m/s2 |
|
Repeatability error |
≤1% |
Repeatability error |
≤1% |
|
Contact rating |
AC220V 6A(Resistive) |
Contact rating |
DC250V 0.25A(Resistive) 60Wmax |
