- 0819411 D530/7DD DP controller 0.03-0.4MPa
- 0859381 D530/7DD Ex proof DP controller 0.025-0.25MPa
- 0819311 D530/7DD DP controller 0.025-0.25MPa
- 0859281 D530/7DD Ex proof DP controller 0.02-0.16MPa
- 0819211 D530/7DD DP controller 0.02-0.16MPa
- 0859181 D530/7DD Ex proof DP controller 0.02-0.1MPa
- 0819111 D530/7DD DP controller 0.02-0.1MPa