FIELD DEVICE COUPLER
The couplers for operation using the FOUNDATION™ Fieldbus H1 or PROFIBUS PA come in four-, eight- or 12-channel versions for intrinsically safe or non-intrinsically safe fieldbus devices and for installation in Zone 1, 2 and Class I Div.2. All couplers feature an innovative power management function.
All device couplers use the efficient High Power Trunk concept and are optimized for a variety of applications.
R. STAHL's I.S. field device couplers are available with four or eight channels in two versions: A Zone 1 version version, or alternatively, a cost-optimized Zone 2 and Class I Div.2 version. All I.S. couplers are galvanically isolated and can be operated with Zone 1 and Class I Div.1 fieldbus devices using the FISCO or Entity concept.
Zone 1 Ex e couplers are suitable for four or eight non-intrinsically safe fieldbus devices. Zone 2 Ex n / Class I Div.2 NI couplers are available with four, eight or 12 channels for ic or non-incendive field wiring and non-intrinsically safe fieldbus devices.
