Ex Switch Digital Isolated Safety Zener Barrier - IECEx ATEX Hazardous Area Zone 0,1,2
Ex Switch Digital Isolated Safety Zener Barrier - IECEx ATEX Hazardous Area Zone 0,1,2
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The PHD-Digital Input Isolation Safety Barrier with 1in-1out, 1in-2out or 2in-2out variations. Offers a reliable signal transmission between your field device and the control system.
With configuration to zone 0 intrinsically safe instruments with hazardous gases of IIA, IIB and IIC.
FEATURES
- Explosion-proof to [Exia Ga]ⅡC
- Functional safety certified to S1L2 complies with IEC 61508 EN 61511 standards
- Supply voltage - 20~35VDC, power consumption <1.5W (24VDC, transmitter input, output 20mA)
- Distribution output power When the circuit outputs 20mA, the distribution voltage is ≥16V
- Compatibility to two or three-wire transmitter, current source signal, this product is suitable for ABB, Fisher, Rosemount, Honeywell, as well as 3351, EJA, SIEMENS and other products with imported technology)
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Hazardous Area Certified
Certification
- IECEx TUR 19.0077X
Zone Location
IECEx
- [Ex ia Ga] IIC
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Electrical Safety Certified
Functional safety certification
- SIL3 according to IEC 61508
Electromagnetic compatibility
- According to IEC 61326-1(GB/T 18268) , IEC 61326-3-1
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Technical Specifications
Temperature Conditions
- Ta:-20°C to +60°C.
I.S Parameters
- Um=250V
Uo=10.5V
Io=15mA
Po=39.4mW
Co=1.7μF
Lo=150mH
