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Description
The Alfa 77 is a compact three stage low pressure pressostat for panel mounting with a neutral zone

The Alfa 77 has a default program with the function minimum/ maximum alarm.

The pressostat can also be programmed with the function: 3x increase pressure or 3x decrease pressure.

The Alfa 77 has a range of -1/+99 Bar with a read-out per 0,1 Bar.

To the Alfa 77, pressure sensors from the PX range can be connected. These sensors are not included.

The Alfa 77 is supplied with 12Vac. A special transformer can be delivered.

Alfanet 77 PI BAR 24Vac/dc

Price on Request
Serienummer: 904.010213
Technical specifications
Type: Alfa(net) 77
Housing: Zwart ABS Kunststof
Dimensions: 144 x 72 x 50 mm (hbd)
Front: Polyester
Front connection: Via Wartels op schroefklemmen
Power input: 24Vac/dc
Measure range: -1/+99 Bar, uitlezing per 0,1 Bar
Controls: Über Drucktasten auf der Frontseite
Sensor: 7Vdc für Sensoren aus der Versorgung PX Reihe
Relay: Druck erhöhen SPST-Kontakt 250 V/5 A (NO) Druck verringern SPST-Kontakt 250 V/5 A (NO) Alarm SPDT-Kontakt 250 V/5 A (NO/NC) (gemeinsam, nicht induktiv)
Accuracy: ± 0.5% der Bereiches
Network: RS-485 Netzwerk Alfanet
Functions: Druck erhöhen/Druck verringern oder Druck 3x erhöhen oder Druck 3x verringern (intern programmierbar), Minimal-/Maximalalarm
Description
The Alfa 77 is a compact three stage low pressure pressostat for panel mounting with a neutral zone

The Alfa 77 has a default program with the function minimum/ maximum alarm.

The pressostat can also be programmed with the function: 3x increase pressure or 3x decrease pressure.

The Alfa 77 has a range of -1/+99 Bar with a read-out per 0,1 Bar.

To the Alfa 77, pressure sensors from the PX range can be connected. These sensors are not included.

The Alfa 77 is supplied with 12Vac. A special transformer can be delivered.
Download Label Description Type Size
Download Alfanet 77 PI BAR 24Vac/dc Handleiding Nederlands pdf 1.9 MB