Esa Electronic
ATEX ZONE 1, 21, 22 Sequencers with Δp control
  • Traditional electrovalves connection method for filter cleaning.
  • Each electrovalve or pilot valve is connected to every output of the control device by 2 wires or by using multicore cables.
  • More than 20 models of equipment to control from 1 to 96 solenoid valves.
  • Maximum Δp alarm
  • Automatic / manual cleaning cycle.
  • ATEX ZONE 1, 21, 22 Sequencers without Δp control
  • Traditional electrovalves connection method for filter cleaning.
  • Each electrovalve or pilot valve is connected to every output of the control device by 2 wires or by using multicore cables.
  • More than 20 models of equipment to control from 1 to 96 solenoid valves.
  • ATEX ZONE 22 Δp control
  • Minimum and Maximum Δp alarms.
  • 4 ÷ 20 mA output signal
  • ATEX ZONE 22 Pressure stabilizer
  • Designed to maintain a constant pressure inside the collector with suction intakes via INVERTER.
  • Control of the inverter by 4÷20 mA signal.
  • ATEX ZONE 1,21,22 Dust emission control
  • Probes for dust emissions control.
  • Probe output signal: relay contact / 4÷20 mA.
  • Probe control system with alarms relais and alphanumeric display with 32 characters.
  • Sequencers with digital Δp control and dust emission control arranged for probe connection.
  • ATEX ZONE 22 - BUS SYSTEM
  • Innovating system for the electrovalves connection of filter cleaning system.
  • Each 3 wires BUS line could control from 4 to 96 electrovalves or pilot valves in different configurations.
  • Master unit up to 2 lines with and without digital Δp control.
  • Remote unit models to control electrovalves or pilot valves for diaphragm valves.
  • Master with / without Δp control Master without Δp control Remote unit
  • Max 2 BUS-SYSTEM lines.
  • 12 remote units of 8 electrovalves for each line.
  • LCD alphanumeric display, 32 characters, multilanguage.
  • Operating hours counter.
  • Minimum and maximum Δp alarm on same relay.
  • Max 1 BUS-SYSTEM lines
  • 12 remote units of 8 electrovalves for each line.
  • Could operate with master.
  • Possibilty to connect up to remote unit in sequence
  • 1 line BUS-SYSTEM