The Zener Barrier Z960 is a 2-channel AC version barrier used to prevent surges of energy from entering hazardous areas. It’s designed for use in electrical circuits where the input and output signals are isolated.

Key Specifications:

• Channels: 2
• Version: AC
• Working Voltage: 6.5 V at 10 µA
• Series Resistance (Max): 64 Ω
• Fuse Rating: 50 mA
• Mounting: DIN rail mountable
• Connection: Star connection

Electrical Characteristics:

• Nominal Resistance: 50 Ω
• Hazardous Area Connection: Terminals 1, 2; 3, 4
• Safe Area Connection: Terminals 5, 6; 7, 8
• Supply Loop (Max): 8.8 V
• Measurement Loop (Max): 6.5 V at 10 µA

Environmental Conditions:

• Operating Temperature: -20°C to 60°C (-4°F to 140°F)
• Storage Temperature: -25°C to 70°C (-13°F to 158°F)
• Relative Humidity (Max): 75% (non-condensing)  

Hazardous Area Approvals:

• EU-Type Examination Certificate: BAS 01 ATEX 7005
• Marking: II (1)GD, I (M1) [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] IV
• Voltage: 9.94 V
• Current: 203 mA
• Power: 500 mW
• Supply Maximum Safe Voltage: 250 V
• Series Resistance (Min): 49 Ω
• Certificate: TÜV 99 ATEX 1484
• Marking: II 3G Ex nA IIC T4 Gc

Additional Information:

• Construction Type: Modular terminal housing
• Degree of Protection: IP20
• Connections: Screw terminals
• Core Cross Section: Max. 2 x 2.5 mm²
• Mass: Approx. 150 g
• Dimensions: 12.5 x 115 x 116 mm (W x H x D)

Applications:

The Zener Barrier Z960 is commonly used in industrial automation and control systems to isolate hazardous areas from safe areas. It is particularly suitable for applications involving electrical signals and devices that require protection from electrical surges.

Pepperl+Fuchs, ener Barrier 2-channel, AC version, Working voltage 6.5 V at 10 µA, Series resistance max. 64 Ω, Fuse rating 50 mA, DIN rail mountable, Star connection, Type: AC version

DATASHEET : Z960