玖鼎集团

玖鼎集团·(中国区)有限公司官网
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NPEXA-C711C

Communication input isolated barrier, it converts the RS-485 digital signals from a hazardous area into RS-485 digital signals to a safe area by isolation, and also provides transmitters with power in the hazardous area. The input, output, and power supply are galvanically isolated from each other.
玖鼎集团·(中国区)有限公司官网

Input signal

Output signal

Channels

Power Supply Mode

Power Distribution

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NPEXA-C711C

【Core technology】

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【Installation and disposal】



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Installation                                               Disposal  



【Technical data】 Supply Input Output Transfer characterisics General parameters EMC data Operating conditions 【Mechanical specifications】 Mechanical specifications 【Certified data】 Certified data
Supply
Power supply 18 ~ 60 V DC
Input
Input signal RS485
Distribution voltage 24V DC±10% ，100mA
Output
Output signal RS485
Transfer characterisics
Transmission delay ≤ 5 μs
Transmission rate ≤ 56 kbps
General parameters
Power dissipation ≤ 4W
EMC data
Electromagnetic compatibility IEC 61326-3-1
Dielectric strength ≥ 3000V AC (intrinsically safe side / non-intrinsically safe side); ≥ 1500V AC (Power supply /non-intrinsically safe side)
Insulation resistance ≥ 100 MΩ (Input /Output/Power supply)
Operating conditions
Operation temperature -20 ℃ ~ +60 ℃
Storage temperature -40 ℃ ~ +80 ℃
Suitable location Mounting in safe area, and connected to the intrinsic safety apparatus in hazardous area zone 1, zone 2, ⅡA, ⅡB, T4 ~ T6
Mechanical specifications
Connection method Screw connection
Dimension 17.8mm (W) × 110mm (H) × 117mm (D)
Mounting type DIN35 mm
Certified data
Product approvals CNEX, CE, FCC, CCC
Ex marking [Ex ib Gb]ⅡB
Um 250 V
Uo 7.6 V (Terminals 1, 2); 27.3V (Terminals 3, 6)
Io 77 mA (Terminals 1, 2); 121.2 mA (Terminals 3, 6)
Po 147 mW (Terminals 1, 2); 3309 mW (Terminals 3, 6)
Co 112 μF (Terminals 1, 2); 0.47 μF (Terminals 3, 6)
Lo 12 mH (Terminals 1, 2); 3.78 mH (Terminals 3, 6)
玖鼎集团·(中国区)有限公司官网
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