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MTL7787+ Zener Barrier
- A Zener-Diode Barrier which is intrinsically safe and zone-powered, for use in conventional fire detection systems for protection within hazardous areas. Certified 'ia' for all zones and 'IIC' for all explosive atmospheres.
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DPD Pick up terminal. Delivery within 1-8 days. ( from 3,00 €) |
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Delivery via DPD courier service. Delivery within 1-8 days. ( from 4,00 €) |
Maximum voltage of Zener diode when fuse blows | 28V |
Minimum value of terminating resistor | 300 Ohm |
Maximum short-circuit current | 93mA |
Number of Channels | 2 |
Maximum end-to-end resistance | 333 Ohm |
Working Voltage | 26.6V |
Maximum Voltage | 27.2V |
Fuse Rating (continuous) | 50mA |
Operating Temperature Range | -20°C to + 60°C |
Storage Temperature | -40°C to + 80°C |
Humidity | 95% RH |
Dimmensions, mm | H90 x W105 x D12.6 |
Weight, kg | 0.140 |
Safety Description | 28V 300Ω 93mA |
Supply voltage | 20 to 35V dc |
Output current | 4 to 20 mA |
Voltage available to transmitter and lines | 16.2V @ 20mA with 250Ω load, 11.0V @ 20mA with 500Ω load |
Accuracy | ±2μA under all conditions |
Safe-area load resistance | 0 to 500Ω |
Supply current | 45mA typical at 20mA and 24V supply; 60mA maximum at 20mA and 20V supply |
BSMTL7787
0.12 kg
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